
Suppliers of Parallel keys
This product is regulated by the following standards:
ISO 773 UNI 6604 DIN 6885-1 BS 4235-1 DIN 6885-3 NF E22-177 NF E27-656 DIN 6885-2
Technical data
Parallel keys


This product is regulated by the following standards:
Standard ISO 773
Rectangular or square parallel keys and their corresponding keyways

Dimensions in mm - source ISO 773 Js9 width tolerance Withdrawn |
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Publication date: 01/1969 | |||||||||||||
key width b | 2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 |
key heigth h | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 8 | 9 | 10 | 11 | 12 | 14 |
for shaft diameters D (over÷to) |
6 ÷ 8 |
8 ÷ 10 |
10 ÷ 12 |
12 ÷ 17 |
17 ÷ 22 |
22 ÷ 30 |
30 ÷ 38 |
38 ÷ 44 |
44 ÷ 50 |
50 ÷ 58 |
58 ÷ 65 |
65 ÷ 75 |
75 ÷ 85 |
r min | 0.08 | 0.08 | 0.08 | 0.16 | 0.16 | 0.16 | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 | 0.40 | 0.40 |
r max | 0.16 | 0.16 | 0.16 | 0.25 | 0.25 | 0.25 | 0.40 | .040 | 0.40 | 0.40 | 0.40 | 0.60 | 0.60 |
t1 min | 1.0 | 1.4 | 1.8 | 2.3 | 2.8 | 3.3 | 3.3 | 3.3 | 3.8 | 4.3 | 4.4 | 4.9 | 5.4 |
t1 max | 1.1 | 1.5 | 1.9 | 2.4 | 2.9 | 3.5 | 3.5 | 3.5 | 4.0 | 4.5 | 4.6 | 5.1 | 5.6 |
Dimensions in mm - source ISO 773 Withdrawn |
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key width b | 25 | 28 | 32 | 36 | 40 | 45 | 50 | 56 | 63 | 70 | 80 | 90 | 100 |
key heigth h | 14 | 16 | 18 | 20 | 22 | 25 | 28 | 32 | 32 | 36 | 40 | 45 | 50 |
for shaft diameters D (over÷to) |
85 ÷ 95 |
95 ÷ 110 |
110 ÷ 130 |
130 ÷ 150 |
150 ÷ 170 |
170 ÷ 200 |
200 ÷ 230 |
230 ÷ 260 |
260 ÷ 290 |
290 ÷ 330 |
330 ÷ 380 |
380 ÷ 440 |
440 ÷ 500 |
r min | 0.40 | 0.40 | 0.40 | 0.70 | 0.70 | 0.70 | 0.70 | 1.20 | 1.20 | 1.20 | 2.00 | 2.00 | 2.00 |
r max | 0.60 | 0.60 | 0.60 | 1.00 | 1.00 | 1.00 | 1.00 | 1.60 | 1.60 | 1.60 | 2.50 | 2.50 | 2.50 |
t1 min | 5.4 | 6.4 | 7.4 | 8.4 | 9.4 | 10.4 | 11.4 | 12.4 | 12.4 | 14.4 | 15.4 | 17.4 | 19.5 |
t1 max | 5.6 | 6.6 | 7.6 | 8.7 | 9.7 | 10.7 | 11.7 | 12.7 | 12.7 | 14.7 | 15.7 | 17.7 | 19.8 |
Standard UNI 6604
Suppliers of Parallel keys, deep pattern
Parallel keys. Dimensions and application.

Dimensions in mm - source UNI 6604 Withdrawn Publication date: 12 - 1696 |
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key width b max = nom size | 2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 |
key width b min | 1.975 | 2.975 | 3.97 | 4.97 | 5.97 | 7.964 | 9.964 | 11.957 | 13.957 | 15.957 | 17.957 | 19.948 | 21.948 |
key heigth h max | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 8 | 9 | 10 | 11 | 12 | 14 |
key heigth h min | 1.975 | 2.975 | 3.97 | 4.97 | 5.97 | 6.91 | 7.91 | 7.91 | 8.91 | 9.91 | 10.89 | 11.89 | 13.89 |
for shaft diameters d1 (over÷to) |
6 ÷ 8 |
8 ÷ 10 |
10 ÷ 12 |
12 ÷ 17 |
17 ÷ 22 |
22 ÷ 30 |
30 ÷ 38 |
38 ÷ 44 |
44 ÷ 50 |
50 ÷ 58 |
58 ÷ 65 |
65 ÷ 75 |
75 ÷ 85 |
Dimensions in mm - source UNI 6604 Withdrawn Publication date: 12 - 1696 |
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key width b max = nom size | 25 | 28 | 32 | 36 | 40 | 45 | 50 | 56 | 63 | 70 | 80 | 90 | 100 |
key width b min | 24.948 | 27.948 | 31.938 | 35.938 | 39.938 | 44.938 | 49.938 | 55.926 | 62.926 | 69.926 | 79.926 | 89.913 | 99.913 |
key heigth h max | 14 | 16 | 18 | 20 | 22 | 25 | 28 | 32 | 32 | 36 | 40 | 45 | 50 |
key heigth h min | 13.89 | 15.89 | 17.89 | 19.87 | 21.87 | 24.87 | 27.87 | 31.84 | 31.84 | 35.84 | 39.84 | 44.84 | 49.84 |
for shaft diameters d1 (over÷to) |
85 ÷ 95 |
95 ÷ 110 |
110 ÷ 130 |
130 ÷ 150 |
150 ÷ 170 |
170 ÷ 200 |
200 ÷ 230 |
230 ÷ 260 |
260 ÷ 290 |
290 ÷ 330 |
330 ÷ 380 |
380 ÷ 440 |
440 ÷ 500 |
Standard DIN 6885-1
Drive type fastenings without taper action, parallel keys, keyways - Deep pattern - Part 1:

Dimensions in mm - source DIN 6885-1 Withdrawn |
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Publication date: 08/1968 - Supersedes DIN 6885-1: 02/1956 | |||||||||||||
key width b | 2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 |
key heigth h | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 8 | 9 | 10 | 11 | 12 | 14 |
for shaft diameters d1 (over÷to) |
6 ÷ 8 |
8 ÷ 10 |
10 ÷ 12 |
12 ÷ 17 |
17 ÷ 22 |
22 ÷ 30 |
30 ÷ 38 |
38 ÷ 44 |
44 ÷ 50 |
50 ÷ 58 |
58 ÷ 65 |
65 ÷ 75 |
75 ÷ 85 |
groove width b | 2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 |
d2=d1+ | 2.5 | 3.5 | 4 | 5 | 6 | 8 | 8 | 8 | 9 | 11 | 11 | 12 | 14 |
depth t1 | 1.2 | 1.8 | 2.5 | 3 | 3.5 | 4 | 5 | 5 | 5.5 | 6 | 7 | 7.5 | 9 |
groove depth t2 | 1 | 1.4 | 1.8 | 2.3 | 2.8 | 3.3 | 3.3 | 3.3 | 3.8 | 4.3 | 4.4 | 4.9 | 5.4 |
Dimensions in mm - source Din 6885-1 |
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key width b | 25 | 28 | 32 | 36 | 40 | 45 | 50 | 56 | 63 | 70 | 80 | 90 | 100 |
key heigth h | 14 | 16 | 18 | 20 | 22 | 25 | 28 | 32 | 32 | 36 | 40 | 45 | 50 |
for shaft diameters d1 (over÷to) |
85 ÷ 95 |
95 ÷ 110 |
110 ÷ 130 |
130 ÷ 150 |
150 ÷ 170 |
170 ÷ 200 |
200 ÷ 230 |
230 ÷ 260 |
260 ÷ 290 |
290 ÷ 330 |
330 ÷ 380 |
380 ÷ 440 |
440 ÷ 500 |
groove width b | 25 | 28 | 32 | 36 | 40 | 45 | 50 | 56 | 63 | 70 | 80 | 90 | 100 |
d2=d1+ | 14 | 16 | 18 | 21 | 23 | 26 | 28 | 32 | 32 | 36 | 40 | 45 | 50 |
depth t1 | 9 | 10 | 11 | 12 | 13 | 15 | 17 | 20 | 20 | 22 | 25 | 28 | 31 |
groove depth t2 | 5.4 | 6.4 | 7.4 | 8.4 | 9.4 | 10.4 | 11.4 | 12.4 | 12.4 | 14.4 | 15.4 | 17.4 | 19.5 |
DIN 6885-1 form B - ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items |
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key width b | 2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 |
key heigth h | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 8 | 9 | 10 | 11 | 12 | 14 |
nominal length l | |||||||||||||
6 | 0.188 | 0.423 | |||||||||||
8 | 0.251 | 0.565 | 1.01 | ||||||||||
10 | 0.314 | 0.707 | 1.26 | 1.95 | |||||||||
12 | 0.377 | 0.848 | 1.51 | 2.35 | |||||||||
14 | 0.44 | 0.989 | 1.76 | 2.75 | 3.94 | ||||||||
16 | 0.502 | 1.13 | 2.01 | 3.14 | 4.52 | ||||||||
18 | 0.565 | 1.27 | 2.26 | 3.53 | 5.09 | 7.93 | |||||||
20 | 0.628 | 1.41 | 2.51 | 3.92 | 5.65 | 8.8 | |||||||
22 | 1.55 | 2.76 | 4.32 | 6.22 | 9.67 | 13.8 | |||||||
25 | 1.77 | 3.14 | 4.91 | 7.07 | 11 | 15.7 | |||||||
28 | 1.98 | 3.52 | 5.5 | 7.91 | 12.3 | 17.6 | 12.1 | ||||||
32 | 2.26 | 4.02 | 6.28 | 9.04 | 14.1 | 20.1 | 24.1 | ||||||
36 | 2.54 | 4.52 | 7.06 | 10.2 | 15.8 | 22.6 | 27.1 | 35.6 | |||||
40 | 5.02 | 7.85 | 11.3 | 17.6 | 25.1 | 30.1 | 39.6 | ||||||
45 | 5.65 | 8.83 | 12.7 | 19.8 | 28.3 | 33.9 | 44.5 | 56.5 | |||||
50 | 9.81 | 14.1 | 22 | 31.4 | 37.7 | 49.5 | 62.8 | 77.7 | |||||
56 | 11 | 15.8 | 24.6 | 35.2 | 42.2 | 55.4 | 70.3 | 87 | 106 | ||||
63 | 17.8 | 27.7 | 39.6 | 47.5 | 62.3 | 79.1 | 97.9 | 119 | 152 | ||||
70 | 19.8 | 30.8 | 44 | 52.8 | 69.2 | 88 | 109 | 132 | 169 | ||||
80 | 35.2 | 50.2 | 60.3 | 79.1 | 100 | 124 | 151 | 193 | |||||
90 | 39.6 | 56.5 | 67.8 | 89 | 113 | 140 | 170 | 218 | |||||
100 | 62.8 | 75.4 | 98.9 | 126 | 155 | 188 | 242 | ||||||
110 | 69.1 | 82.9 | 109 | 138 | 171 | 207 | 266 | ||||||
125 | 94.2 | 124 | 157 | 194 | 235 | 302 | |||||||
140 | 106 | 138 | 176 | 218 | 264 | 338 | |||||||
160 | 158 | 201 | 249 | 301 | 387 | ||||||||
180 | 226 | 280 | 339 | 435 | |||||||||
200 | 311 | 377 | 484 | ||||||||||
220 | 414 | 532 | |||||||||||
250 | 604 |
DIN 6885-1 form B - ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items |
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key width b | 25 | 28 | 32 | 36 | 40 | 45 | 50 | 56 | 63 | 70 | 80 | 90 | 100 |
key heigth h | 14 | 16 | 18 | 20 | 22 | 25 | 28 | 32 | 32 | 36 | 40 | 45 | 50 |
nominal length l | |||||||||||||
70 | 192 | ||||||||||||
80 | 220 | 281 | |||||||||||
90 | 247 | 317 | 407 | ||||||||||
100 | 275 | 352 | 452 | 565 | |||||||||
110 | 302 | 387 | 497 | 622 | 760 | ||||||||
125 | 343 | 440 | 565 | 706 | 863 | 1100 | |||||||
140 | 385 | 492 | 633 | 791 | 967 | 1240 | 1540 | ||||||
160 | 440 | 563 | 723 | 904 | 1110 | 1410 | 1760 | 2080 | |||||
180 | 485 | 633 | 814 | 1020 | 1240 | 1590 | 1980 | 2340 | 2750 | ||||
200 | 550 | 703 | 904 | 1130 | 1380 | 1770 | 2200 | 2600 | 3060 | 3800 | |||
220 | 604 | 774 | 995 | 1240 | 1520 | 1940 | 2420 | 2860 | 3370 | 4180 | 5520 | ||
250 | 687 | 880 | 1130 | 1410 | 1730 | 2210 | 2750 | 3250 | 3830 | 4750 | 6280 | 7880 | |
280 | 769 | 985 | 1270 | 1580 | 1930 | 2470 | 3080 | 3640 | 4290 | 5320 | 7030 | 8820 | 11000 |
315 | 1130 | 1440 | 1810 | 2210 | 2820 | 3510 | 4170 | 4900 | 6090 | 7930 | 10100 | 12600 | |
355 | 1630 | 2040 | 2480 | 3180 | 3950 | 4690 | 5510 | 6850 | 9030 | 11350 | 14200 | ||
400 | 2260 | 2760 | 3530 | 4400 | 5200 | 6120 | 7600 | 10040 | 12600 | 15700 |
Standard BS 4235-1
Taper Keys

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Dimensions in mm - source BS 4235-1 Square parraller keys |
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Publication date: 02/1972 | |||||
Shaft d nominal diameter |
6 ÷ 8 |
8 ÷ 10 | 10 ÷ 12 | 12 ÷ 17 | 17 ÷ 22 |
section b x h | 2 x 2 | 3 x 3 | 4 x 4 | 5 x 5 | 6 x 6 |
widht b nom | 2 | 3 | 4 | 5 | 6 |
Shaft t1 nom | 1.2 | 1.8 | 2.5 | 3 | 3.5 |
Hub t2 nom | 1.4 | 1.8 | 2.3 | 2.8 | - |
Radius max | 0.16 | 0.16 | 0.16 | 0.25 | 0.25 |
Radius min | 0.08 | 0.08 | 0.08 | 0.16 | 0.16 |
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Dimensions in mm - source BS 4235-1 rectangular parallel keys |
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Publication date: 02/1972 | |||||||||||||||||||||
Shaft d nominal diameter |
22÷30 |
30÷38 | 38÷44 | 44÷50 | 50÷58 | 58÷65 | 65÷75 | 75÷85 | 85÷95 | 95÷110 | 110÷130 | 130÷150 | 150÷170 | 170÷200 | 200÷230 | 230÷260 | 260÷290 | 290÷330 | 330÷380 | 380÷440 | 440÷500 |
section b x h | 8x7 | 10x8 | 12x8 | 14x9 | 16x10 | 18x11 | 20x12 | 22x14 | 25x14 | 28x16 | 32x18 | 36x20 | 40x22 | 45x25 | 50x28 | 56x32 | 63x32 | 70x36 | 80x40 | 90x45 | 100x50 |
widht b nom |
8 |
10 | 12 | 14 | 16 | 18 | 20 | 22 | 25 | 28 | 32 | 36 | 40 | 45 | 50 | 56 | 63 | 70 | 80 | 90 | 100 |
Shaft t1 nom | 4 | 5 | 5 | 5.5 | 6 | 7 | 7.5 | 9 | 9 | 10 | 11 | 12 | 13 | 15 | 17 | 20 | 22 | 25 | 28 | 31 | - |
Hub t2 nom | 3.3 | 3.3 | 3.3 | 3.8 | 4.3 | 4.4 | 4.9 | 5.4 | 5.4 | 6.4 | 7.4 | 8.4 | 9.4 |
10.4 |
11.4 | 12.4 | 12.4 | 14.4 | 15.4 | 17.4 | 19.5 |
Radius max | 0.25 | 0.40 | 0.40 | 0.40 | 0.40 | 0.40 | 0.60 | 0.60 | 0.60 | 0.60 | 0.60 | 1.00 | 1.00 | 1.00 | 1.00 | 1.60 | 1.60 | 1.60 | 2.50 | 2.50 | 2.50 |
Radius min | 0.16 | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 | 0.40 | 0.40 | 0.40 | 0.40 | 0.40 | 0.70 | 0.70 | 0.70 | 0.70 | 1.20 | 1.20 | 1.20 | 2.00 | 2.00 | 2.00 |
Standard DIN 6885-3
Parallel Keys Shallow Pattern part 3

Dimensions in mm - source Din 6885-3 1956 |
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Publication date: 02/1956 - Supersedes partially DIN 6885-1 edition 08/1943 | ||||||||||||||
key width b | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 25 | 28 | 32 | 36 |
key heigth h | 3 | 4 | 5 | 6 | 6 | 6 | 7 | 7 | 8 | 9 | 9 | 10 | 11 | 12 |
for shaft diameters d1 (over÷to) |
12 ÷ 17 |
17 ÷ 22 |
22 ÷ 30 |
30 ÷ 38 |
38 ÷ 44 |
44 ÷ 50 |
50 ÷ 58 |
58 ÷ 65 |
65 ÷ 75 |
75 ÷ 85 |
85 ÷ 95 |
95 ÷ 110 |
110 ÷ 130 |
130 ÷ 150 |
groove width b | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 25 | 28 | 32 | 36 |
d2 | d1+3 | d1+4 | d1+5 | d1+6 | d1+6 | d1+6 | d1+7 | d1+7 | d1+8 | d1+9 | d1+9 | d1+10 | d1+11 | d1+11.5 |
depth t1 | 1.9 | 2.5 | 3.1 | 3.7 | 3.9 | 4 | 4.7 | 4.8 | 5.4 | 6 | 6.2 | 6.9 | 7.6 | 8.3 |
groove depth t2 | 0.8 | 1.1 | 1.4 | 1.8 | 1.6 | 1.4 | 1.7 | 1.6 | 2 | 2.4 | 2.2 | 2.4 | 2.7 | 3 |
Din 6885-3 form B ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items |
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key width b | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 25 | 28 | 32 | 36 |
key heigth h | 3 | 4 | 5 | 6 | 6 | 6 | 7 | 7 | 8 | 9 | 9 | 10 | 11 | 12 |
nominal length l | ||||||||||||||
12 | 1.41 | |||||||||||||
14 | 1.65 | 2.63 | ||||||||||||
16 | 1.88 | 3.01 | ||||||||||||
18 | 2.12 | 3.39 | 5.65 | |||||||||||
20 | 2.36 | 3.77 | 6.28 | |||||||||||
22 | 2.59 | 4.14 | 6.91 | 10.4 | ||||||||||
25 | 2.94 | 4.71 | 7.85 | 11.8 | ||||||||||
28 | 3.3 | 5.28 | 8.79 | 13.2 | 15.9 | |||||||||
32 | 3.77 | 6.03 | 10 | 15.1 | 18.1 | |||||||||
36 | 4.24 | 6.78 | 11.3 | 17 | 20.3 | 20.2 | ||||||||
40 | 4.71 | 7.54 | 12.6 | 18.8 | 22.6 | 24.4 | ||||||||
45 | 5.3 | 8.48 | 14.1 | 21.2 | 25.4 | 29.7 | 39.6 | |||||||
50 | 5.89 | 9.42 | 15.7 | 23.6 | 28.3 | 33 | 44 | 49.5 | ||||||
56 | 6.59 | 10.6 | 17.6 | 26.4 | 31.6 | 36.9 | 49.2 | 55.4 | 70.3 | |||||
63 | 11.9 | 19.8 | 29.7 | 35.6 | 41.5 | 55.4 | 62.3 | 79.1 | 98 | |||||
70 | 13.2 | 22 | 33 | 39.6 | 46.2 | 61.5 | 69.2 | 87.9 | 109 | 124 | ||||
80 | 25.1 | 37.7 | 45.2 | 52.8 | 70.3 | 79.1 | 100 | 124 | 141 | 176 | ||||
90 | 28.3 | 42.4 | 20.9 | 59.3 | 79.1 | 89 | 113 | 140 | 159 | 198 | 249 | |||
100 | 47.1 | 56.5 | 69.9 | 87.9 | 98.9 | 126 | 155 | 177 | 220 | 276 | 339 | |||
110 | 51.8 | 62.2 | 72.5 | 96.7 | 109 | 138 | 171 | 194 | 242 | 304 | 373 | |||
125 | 70.6 | 82.4 | 110 | 124 | 157 | 194 | 221 | 275 | 345 | 424 | ||||
140 | 79.1 | 92.3 | 123 | 138 | 176 | 218 | 247 | 308 | 387 | 475 | ||||
160 | 106 | 141 | 158 | 201 | 249 | 283 | 352 | 442 | 543 | |||||
180 | 158 | 178 | 226 | 280 | 318 | 396 | 497 | 610 | ||||||
200 | 198 | 251 | 311 | 353 | 440 | 553 | 678 | |||||||
220 | 276 | 342 | 389 | 484 | 608 | 746 | ||||||||
250 | 389 | 442 | 550 | 691 | 848 | |||||||||
280 | 495 | 615 | 774 | 949 | ||||||||||
315 | 692 | 870 | 1070 | |||||||||||
355 | 981 | 1200 | ||||||||||||
400 | 1360 |
Standard NF E22-177
Parallel keys. Dimensions.
Standard NF E27-656
Parallel keys
Standard DIN 6885-2
Parallel keys keyways - Deep pattern for machine tools Part 2

Dimensions in mm - source DIN 6885-2 Withdrawn |
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Publication date: 12/1967 | ||||||||||||||||
width b | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 25 | 28 | 32 | 36 | 40 |
heigth h | 4 | 5 | 6 | 7 | 8 | 8 | 9 | 10 | 11 | 12 | 14 | 14 | 16 | 18 | 20 | 22 |
for shaft diameters d1 (over÷to) |
10 ÷ 12 |
12 ÷ 17 |
17 ÷ 22 |
22 ÷ 30 |
30 ÷ 38 |
38 ÷ 44 |
44 ÷ 50 |
50 ÷ 58 |
58 ÷ 65 |
65 ÷ 75 |
75 ÷ 85 |
85 ÷ 95 |
95 ÷ 110 |
110 ÷ 130 |
130 ÷ 150 |
150 ÷ 170 |
width b 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 25 | 28 | 32 | 36 | 40 |
d2 min | 3 | 3.5 | 4 | 4.5 | 5.5 | 6 | 7 | 8 | 8.5 | 11 | 12 | 12 | 14 | 15 | 18 | 22 |
depth t | 3 | 3.8 | 4.4 | 5.4 | 6 | 6 | 6.5 | 7.5 | 8 | 8 | 10 | 10 | 11 | 13 | 13.7 | 14 |
groove depth t2 | 1.1 | 1.3 | 1.7 | 1.7 | 2.1 | 2.1 | 2.6 | 2.6 | 3.1 | 4.1 | 4.1 | 4.1 | 5.1 | 5.2 | 6.5 | 8.2 |
DIN 6885-1 form B - ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items |
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key width b | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 25 | 28 | 32 | 36 | 40 |
key heigth h | 4 | 5 | 6 | 7 | 8 | 8 | 9 | 10 | 11 | 12 | 14 | 14 | 16 | 18 | 20 | 22 |
nominal length l | ||||||||||||||||
10 | 1.15 | |||||||||||||||
12 | 1.40 | 2.14 | ||||||||||||||
14 | 1.65 | 2.54 | ||||||||||||||
16 | 1.90 | 2.93 | 4.16 | |||||||||||||
18 | 2.15 | 3.32 | 4.73 | |||||||||||||
20 | 2.40 | 3.71 | 5.29 | 8.05 | ||||||||||||
22 | 2.65 | 4.11 | 5.86 | 8.92 | ||||||||||||
25 | 3.03 | 4.70 | 6.71 | 10.3 | 14.4 | |||||||||||
28 | 3.41 | 5.29 | 7.55 | 11.6 | 16.3 | |||||||||||
32 | 3.91 | 6.07 | 8.68 | 13.4 | 18.8 | 22.2 | ||||||||||
36 | 4.41 | 6.85 | 9.84 | 15.1 | 21.3 | 25.2 | ||||||||||
40 | 4.91 | 7.64 | 10.9 | 16.9 | 23.8 | 28.2 | 36.6 | |||||||||
45 | 5.54 | 8.62 | 12.3 | 19.1 | 27 | 32 | 41.5 | 52.2 | ||||||||
50 | 9.60 | 13.7 | 21.3 | 30.1 | 35.8 | 46.5 | 58.5 | 71.7 | ||||||||
56 | 10.8 | 15.4 | 24.9 | 33.9 | 40.3 | 52.4 | 66 | 81 | 97.9 | |||||||
63 | 17.4 | 27 | 38.3 | 45.6 | 59.3 | 74.8 | 91.9 | 111 | 141 | |||||||
70 | 19.4 | 30.1 | 42.7 | 50.9 | 66.2 | 83.7 | 103 | 124 | 158 | 177 | ||||||
80 | 34.5 | 48.9 | 58.4 | 76.1 | 95.7 | 118 | 143 | 182 | 205 | 260 | ||||||
90 | 39.9 | 55.2 | 65.9 | 86 | 109 | 134 | 162 | 207 | 232 | 296 | 369 | |||||
100 | 61.5 | 73.5 | 95.9 | 122 | 149 | 180 | 231 | 260 | 331 | 421 | 521 | |||||
110 | 67.8 | 81 | 106 | 134 | 165 | 199 | 255 | 287 | 366 | 466 | 578 | 701 | ||||
125 | 92.3 | 121 | 153 | 188 | 227 | 291 | 328 | 419 | 534 | 662 | 804 | |||||
140 | 104 | 135 | 172 | 212 | 256 | 327 | 370 | 471 | 602 | 747 | 908 | |||||
160 | 155 | 197 | 243 | 293 | 376 | 425 | 542 | 692 | 860 | 1050 | ||||||
180 | 222 | 274 | 331 | 424 | 280 | 612 | 783 | 973 | 1180 | |||||||
200 | 305 | 369 | 473 | 535 | 682 | 873 | 1090 | 1360 | ||||||||
220 | 406 | 521 | 589 | 675 | 964 | 1200 | 1460 | |||||||||
250 | 593 | 672 | 859 | 1100 | 1370 | 1670 |
Details
Parallel keys


Dimensions in mm - source Din 6885-1 |
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Publication date: 08/1968 - Supersedes DIN 6885-1: 02/1956 | |||||||||||||
key width b | 2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 |
key heigth h | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 8 | 9 | 10 | 11 | 12 | 14 |
for shaft diameters d1 (over÷to) |
6 ÷ 8 |
8 ÷ 10 |
10 ÷ 12 |
12 ÷ 17 |
17 ÷ 22 |
22 ÷ 30 |
30 ÷ 38 |
38 ÷ 44 |
44 ÷ 50 |
50 ÷ 58 |
58 ÷ 65 |
65 ÷ 75 |
75 ÷ 85 |
groove width b | 2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 |
d2=d1+ | 2.5 | 3.5 | 4 | 5 | 6 | 8 | 8 | 8 | 9 | 11 | 11 | 12 | 14 |
depth t1 | 1.2 | 1.8 | 2.5 | 3 | 3.5 | 4 | 5 | 5 | 5.5 | 6 | 7 | 7.5 | 9 |
groove depth t2 | 1 | 1.4 | 1.8 | 2.3 | 2.8 | 3.3 | 3.3 | 3.3 | 3.8 | 4.3 | 4.4 | 4.9 | 5.4 |
Dimensions in mm - source Din 6885-1 |
|||||||||||||
key width b | 25 | 28 | 32 | 36 | 40 | 45 | 50 | 56 | 63 | 70 | 80 | 90 | 100 |
key heigth h | 14 | 16 | 18 | 20 | 22 | 25 | 28 | 32 | 32 | 36 | 40 | 45 | 50 |
for shaft diameters d1 (over÷to) |
85 ÷ 95 |
95 ÷ 110 |
110 ÷ 130 |
130 ÷ 150 |
150 ÷ 170 |
170 ÷ 200 |
200 ÷ 230 |
230 ÷ 260 |
260 ÷ 290 |
290 ÷ 330 |
330 ÷ 380 |
380 ÷ 440 |
440 ÷ 500 |
groove width b | 25 | 28 | 32 | 36 | 40 | 45 | 50 | 56 | 63 | 70 | 80 | 90 | 100 |
d2=d1+ | 14 | 16 | 18 | 21 | 23 | 26 | 28 | 32 | 32 | 36 | 40 | 45 | 50 |
depth t1 | 9 | 10 | 11 | 12 | 13 | 15 | 17 | 20 | 20 | 22 | 25 | 28 | 31 |
groove depth t2 | 5.4 | 6.4 | 7.4 | 8.4 | 9.4 | 10.4 | 11.4 | 12.4 | 12.4 | 14.4 | 15.4 | 17.4 | 19.5 |
Din 6885-1 form B - ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items |
|||||||||||||
key width b | 2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 |
key heigth h | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 8 | 9 | 10 | 11 | 12 | 14 |
nominal length l | |||||||||||||
6 | 0.188 | 0.423 | |||||||||||
8 | 0.251 | 0.565 | 1.01 | ||||||||||
10 | 0.314 | 0.707 | 1.26 | 1.95 | |||||||||
12 | 0.377 | 0.848 | 1.51 | 2.35 | |||||||||
14 | 0.44 | 0.989 | 1.76 | 2.75 | 3.94 | ||||||||
16 | 0.502 | 1.13 | 2.01 | 3.14 | 4.52 | ||||||||
18 | 0.565 | 1.27 | 2.26 | 3.53 | 5.09 | 7.93 | |||||||
20 | 0.628 | 1.41 | 2.51 | 3.92 | 5.65 | 8.8 | |||||||
22 | 1.55 | 2.76 | 4.32 | 6.22 | 9.67 | 13.8 | |||||||
25 | 1.77 | 3.14 | 4.91 | 7.07 | 11 | 15.7 | |||||||
28 | 1.98 | 3.52 | 5.5 | 7.91 | 12.3 | 17.6 | 12.1 | ||||||
32 | 2.26 | 4.02 | 6.28 | 9.04 | 14.1 | 20.1 | 24.1 | ||||||
36 | 2.54 | 4.52 | 7.06 | 10.2 | 15.8 | 22.6 | 27.1 | 35.6 | |||||
40 | 5.02 | 7.85 | 11.3 | 17.6 | 25.1 | 30.1 | 39.6 | ||||||
45 | 5.65 | 8.83 | 12.7 | 19.8 | 28.3 | 33.9 | 44.5 | 56.5 | |||||
50 | 9.81 | 14.1 | 22 | 31.4 | 37.7 | 49.5 | 62.8 | 77.7 | |||||
56 | 11 | 15.8 | 24.6 | 35.2 | 42.2 | 55.4 | 70.3 | 87 | 106 | ||||
63 | 17.8 | 27.7 | 39.6 | 47.5 | 62.3 | 79.1 | 97.9 | 119 | 152 | ||||
70 | 19.8 | 30.8 | 44 | 52.8 | 69.2 | 88 | 109 | 132 | 169 | ||||
80 | 35.2 | 50.2 | 60.3 | 79.1 | 100 | 124 | 151 | 193 | |||||
90 | 39.6 | 56.5 | 67.8 | 89 | 113 | 140 | 170 | 218 | |||||
100 | 62.8 | 75.4 | 98.9 | 126 | 155 | 188 | 242 | ||||||
110 | 69.1 | 82.9 | 109 | 138 | 171 | 207 | 266 | ||||||
125 | 94.2 | 124 | 157 | 194 | 235 | 302 | |||||||
140 | 106 | 138 | 176 | 218 | 264 | 338 | |||||||
160 | 158 | 201 | 249 | 301 | 387 | ||||||||
180 | 226 | 280 | 339 | 435 | |||||||||
200 | 311 | 377 | 484 | ||||||||||
220 | 414 | 532 | |||||||||||
250 | 604 |
Din 6885-1 form B - ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items |
|||||||||||||
key width b | 25 | 28 | 32 | 36 | 40 | 45 | 50 | 56 | 63 | 70 | 80 | 90 | 100 |
key heigth h | 14 | 16 | 18 | 20 | 22 | 25 | 28 | 32 | 32 | 36 | 40 | 45 | 50 |
nominal length l | |||||||||||||
70 | 192 | ||||||||||||
80 | 220 | 281 | |||||||||||
90 | 247 | 317 | 407 | ||||||||||
100 | 275 | 352 | 452 | 565 | |||||||||
110 | 302 | 387 | 497 | 622 | 760 | ||||||||
125 | 343 | 440 | 565 | 706 | 863 | 1100 | |||||||
140 | 385 | 492 | 633 | 791 | 967 | 1240 | 1540 | ||||||
160 | 440 | 563 | 723 | 904 | 1110 | 1410 | 1760 | 2080 | |||||
180 | 485 | 633 | 814 | 1020 | 1240 | 1590 | 1980 | 2340 | 2750 | ||||
200 | 550 | 703 | 904 | 1130 | 1380 | 1770 | 2200 | 2600 | 3060 | 3800 | |||
220 | 604 | 774 | 995 | 1240 | 1520 | 1940 | 2420 | 2860 | 3370 | 4180 | 5520 | ||
250 | 687 | 880 | 1130 | 1410 | 1730 | 2210 | 2750 | 3250 | 3830 | 4750 | 6280 | 7880 | |
280 | 769 | 985 | 1270 | 1580 | 1930 | 2470 | 3080 | 3640 | 4290 | 5320 | 7030 | 8820 | 11000 |
315 | 1130 | 1440 | 1810 | 2210 | 2820 | 3510 | 4170 | 4900 | 6090 | 7930 | 10100 | 12600 | |
355 | 1630 | 2040 | 2480 | 3180 | 3950 | 4690 | 5510 | 6850 | 9030 | 11350 | 14200 | ||
400 | 2260 | 2760 | 3530 | 4400 | 5200 | 6120 | 7600 | 10040 | 12600 | 15700 |
Full list of Suppliers of Parallel keys
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Our range includes:
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