This product is regulated by the following standards:

Technical data

Standard UNI 8835

Self locking counter nuts

Dimensions in mm - source UNI 8835 Publication date: 04 - 1985
Thread size: Coarse	Thread size: Fine	d		m	s	e	t		u
Thread size: Coarse	Thread size: Fine	coarse thread	fine thread	m	s	e	coarse thread	fine thread	u
M 4	-	3.5		2.5	7	8.1	0.3		2.5
M 5	-	4.5		2.5	8	9.2	0.4		2.5
M 6	-	5.3		3	10	11.5	0.4		3
M 8	-	6.9		3.5	13	15	0.5		3.5
M 10		8.6		4	17	19.6	0.5		4
	M 10 x 1.25		9	4	17	19.6		0.5	4
M 12		10.4		4.5	19	21.9	0.6		4.5
	M 12 x 1.25		11	4.5	19	21.9		0.6	4.5
M 14		12		5	22	25.4	0.6		5
	M 14 x1.5		12.7	5	22	25.4		0.6	5
M 16		14.1		5	24	27.7	0.7		5
	M 16x1.5		14.8	5	24	27.7		0.7	5
M 18		15.5		5.5	27	31.2	0.7		5.5
	M 18 x1.5		16.8	5.5	27	31.2		0.7	5.5
M 20		17.6		6	30	34.6	0.8		6
	M 20 x 1.5		18.8	6	30	34.6		0.7	6
M 22		19.6		6	32	36.9	0.8		6
	M 22 x1.5		20.8	6	32	36.9		0.7	6
M 24		21		7	36	41.6	0.9		7
	M 24 x 2		22.5	7	36	41.6		0.9	7
M 27		24.2		7	41	47.3	1		7
	M 27 x 2		25.5	7	41	47.3		1	7
M 30		26.6		8	46	53.1	1.1		8
	M 30 x 2		28.5	8	46	53.1		1	8
M 33		29.8		8	50	57.7	1.2		8
	M 33 x 2		31.5	8	50	57.7		1	8
M 36		32.2		9	55	63.5	1.3		9
	M 36 x 3		33.6	9	55	63.5		1.3	9
M 39		35.2		9	60	69.3	1.3		9
	M 39 x 3		36.6	9	60	69.3		1.3	9
M 42		37.6		11	65	75	1.4		11
	M 42 x 3		39.8	11	65	75		1.4	11
M 45		40.9		12	70	80.8	1.5		12
	M 45 x 3		42.8	12	70	80.8		1.5	12
M 48		43.9		14	75	86.5	1.6		14
	M 48 x 3		45.8	14	75	86.5		1.5	14
M 52		48.2		16	80	92.4	1.7		16
	M 52 x 3		49.8	16	80	92.4		1.5	16

Standard DIN 7967

Self Locking Counter Nuts

The metal lock nuts DIN 7967 are generally used as nuts for the assembly of light pieces of metal or plastic. They are not suitable for heavy axial stresses. They are also used in all cases where the pieces to be fixed have large threads in proportion to their weight.

Dimensions in mm - source DIN 7967 Withdrawn Publication date: 11-1970
Thread size: Coarse	Thread size: Fine	d		m	s	e	t		u
Thread size: Coarse	Thread size: Fine	coarse thread	fine thread	m	s	e	coarse thread	fine thread	u
M 4	-	3.5		2.5	7	8.1	0.3		2.5
M 5	-	4.5		2.5	8	9.2	0.4		2.5
M 6	-	5.3		3	10	11.5	0.4		3
M 8	-	6.9		3.5	13	15	0.5		3.5
	M 8 x 1		7.1	3.5	13	15		0.4	3.5
M 10		8.6		4	17	19.6	0.5		4
	M 10 x 1		9.3	4	17	19.6		0.5	4
	M 10 x 1.25		9	4	17	19.6		0.5	4
M 12		10.4		4.5	19	21.9	0.6		4.5
	M 12 x 1.25		11	4.5	19	21.9		0.6	4.5
	M 12 x 1.5		10.7	4.5	19	21.9		0.6	4.5
M 14		12		5	22	25.4	0.6		5
	M 14 x1.5		12.7	5	22	25.4		0.6	5
M 16		14.1		5	24	27.7	0.7		5
	M 16x1.5		14.8	5	24	27.7		0.7	5
M 18		15.5		5.5	27	31.2	0.7		5.5
	M 18 x1.5		16.8	5.5	27	31.2		0.7	5.5
	M 18 x 2		16.2	5.5	27	31.2		0.7	5.5
M 20		17.6		6	30	34.6	0.8		6
	M 20 x 1.5		18.8	6	30	34.6		0.7	6
	M 20 x 2		18.3	6	30	34.6		0.8	6
M 22		19.6		6	32	36.9	0.8		6
	M 22 x1.5		20.8	6	32	36.9		0.7	6
	M 22 x 2		20.3	6	32	36.9		0.8	6
M 24		21		7	36	41.6	0.9		7
	M 24 x 1.5		22.8	7	36	41.6		0.7	7
	M 24 x 2		22.5	7	36	41.6		0.9	7
M 27		24.2		7	41	47.3	1		7
	M 27 x 2		25.5	7	41	47.3		1	7
M 30		26.6		8	46	53.1	1.1		8
	M 30 x 2		28.5	8	46	53.1		1	8
M 33		29.8		8	50	57.7	1.2		8
M 33	M 33 x 2		31.5	8	50	57.7		1	8
M 36		32.2		9	55	63.5	1.3		9
	M 36 x 3		33.6	9	55	63.5		1.3	9
M 39		35.2		9	60	69.3	1.3		9
	M 39 x 3		36.6	9	60	69.3		1.3	9
M 42		37.6		11	65	75	1.4		11
	M 42 x 3		39.8	11	65	75		1.4	11
M 45		40.9		12	70	80.8	1.5		12
	M 45 x 3		42.8	12	70	80.8		1.5	12
M 48		43.9		14	75	86.5	1.6		14
	M 48 x 3		45.8	14	75	86.5		1.5	14
M 52		48.2		16	80	92.4	1.7		16
	M 52 x 3		49.8	16	80	92.4		1.5	16

Standard NF E27-460

Self locking counter nuts

Dimensions in mm - source NF E27-460 Withdrawn Publication date: 12 - 1980
Thread size:	Thread size:	d	d	m	s	t	t
Coarse	Fine	coarse thread	fine thread			coarse thread	fine thread
M 3	-	2.55		2	5.5	0.2
M 3.5	-	2.95		2	6	0.25
M 4	-	3.40		2.2	7	0.3
M 5	-	4.30		2.5	8	0.4
M 6	-	5.10		3	10	0.4
M 6 x 0.75	-		5.40	2.9	10		0.3
M 7	-	6.10			11
M 8	-	6.80		3.5	13	0.5
	M 8 x 1		7.1	3.5	13	0.5
M 9		7.80		4.2	16	0.5
M 10		8.60		4.2	17/16	0.5
	M 10 x 0.75		9.4	3	14		0.3
	M 10 x 1		9.1	4.5	17		0.5
	M 10 x 1.25		8.9	4.2	17		0.5
M 12		10.30		4.5	19/18	0.6
	M 12 x 0.75		11.3	2.2	16		0.3
	M 12 x 1		11.1	4	16/19		0.3/0.4
	M 12 x 1.25		10.9	5.2	21		0.5
	M 12 x 1.5		10.6	4.5	19		0.5
M 14		12		5	22	0.6
	M 14 x1.5		12.6	4.5/5	19/21/22		0.5
M 16		14.10		5	24	0.6
	M 16x1.5		14.7	5	24		0.6
M 18		15.60		5.5	27	0.7
	M 18 x1.5		16.7	5.5	27		0.6
	M 18 x 2		16.2	5.5	27		5.5
M 20		17.60		6.2	30	0.8
	M 20 x 1.5		18.7	6.2	30		0.6
M 22		19.60		6	32/34	0.8
	M 22 x1.5		20.7	6.5	32/34		0.7
M 24		21.20		6.5	36	0.9
	M 24 x 1.5		22.7	6	32		0.6
	M 24 x 2		22.2	7.2	36		0.9
M 27		24.20		7.2	41	1
	M 27 x 2		25.2	7	41		1
M 30		26.60		8	46	1.1
	M 30 x 2		28.2	8	46		1
M 33		29.60		8	50	1.2
	M 33 x 2		31.2	8	50		1
M 36		32.20		9	55	1.3
M 39		35.20		10	60	1.3
M 42		37.60		12	65	1.4
M 45		40.60		13	70	1.5
M 48		43		15	75	1.6
M 52		47		17	80	1.7

Self Locking Counter Nuts

Dimensions in mm - source DIN 7967 Publication date: 11-1970
Thread size: Coarse	Thread size: Fine	d		m	s	e	t		u
Thread size: Coarse	Thread size: Fine	coarse thread	fine thread	m	s	e	coarse thread	fine thread	u
M 4	-	3.5		2.5	7	8.1	0.3		2.5
M 5	-	4.5		2.5	8	9.2	0.4		2.5
M 6	-	5.3		3	10	11.5	0.4		3
M 8	-	6.9		3.5	13	15	0.5		3.5
	M 8 x 1		7.1	3.5	13	15		0.4	3.5
M 10		8.6		4	17	19.6	0.5		4
	M 10 x 1		9.3	4	17	19.6		0.5	4
	M 10 x 1.25		9	4	17	19.6		0.5	4
M 12		10.4		4.5	19	21.9	0.6		4.5
	M 12 x 1.25		11	4.5	19	21.9		0.6	4.5
	M 12 x 1.5		10.7	4.5	19	21.9		0.6	4.5
M 14		12		5	22	25.4	0.6		5
	M 14 x1.5		12.7	5	22	25.4		0.6	5
M 16		14.1		5	24	27.7	0.7		5
	M 16x1.5		14.8	5	24	27.7		0.7	5
M 18		15.5		5.5	27	31.2	0.7		5.5
	M 18 x1.5		16.8	5.5	27	31.2		0.7	5.5
	M 18 x 2		16.2	5.5	27	31.2		0.7	5.5
M 20		17.6		6	30	34.6	0.8		6
	M 20 x 1.5		18.8	6	30	34.6		0.7	6
	M 20 x 2		18.3	6	30	34.6		0.8	6
M 22		19.6		6	32	36.9	0.8		6
	M 22 x1.5		20.8	6	32	36.9		0.7	6
	M 22 x 2		20.3	6	32	36.9		0.8	6
M 24		21		7	36	41.6	0.9		7
	M 24 x 1.5		22.8	7	36	41.6		0.7	7
	M 24 x 2		22.5	7	36	41.6		0.9	7
M 27		24.2		7	41	47.3	1		7
	M 27 x 2		25.5	7	41	47.3		1	7
M 30		26.6		8	46	53.1	1.1		8
	M 30 x 2		28.5	8	46	53.1		1	8
M 33		29.8		8	50	57.7	1.2		8
M 33	M 33 x 2		31.5	8	50	57.7		1	8
M 36		32.2		9	55	63.5	1.3		9
	M 36 x 3		33.6	9	55	63.5		1.3	9
M 39		35.2		9	60	69.3	1.3		9
	M 39 x 3		36.6	9	60	69.3		1.3	9
M 42		37.6		11	65	75	1.4		11
	M 42 x 3		39.8	11	65	75		1.4	11
M 45		40.9		12	70	80.8	1.5		12
	M 45 x 3		42.8	12	70	80.8		1.5	12
M 48		43.9		14	75	86.5	1.6		14
	M 48 x 3		45.8	14	75	86.5		1.5	14
M 52		48.2		16	80	92.4	1.7		16
	M 52 x 3		49.8	16	80	92.4		1.5	16

Full list of Suppliers of Self Locking Counter Nuts

Taiwan

Heng Huai Industrial Co., Ltd

Manufacturer of panel nuts, square jam nuts, rectangle nuts, lock nuts, weld nuts, tee nuts, cage nuts and wheel nuts

Germany

Vöhrs Gmbh & Co. KG

Manufacturer of pressed nuts and stampings

Italy

Faster S.R.L.

Faster, established about 30 years ago, has been specialized in fasteners, starting from a production of cage nuts in any material, deep threaded U nuts, push on fixes, clips, etc..

Packaging KIT of fixings and small metal parts.

Belgium

Haemers

Manufacturer of standard flat washers ISOPLAC washers, also called pressure plates, used to secure insulation.

China

Anji Xinchi Fastening Piece Co. Ltd - Chengjun Industrial

Manufacturer and distributor of fasteners, specialized in tee nuts, blind rivet nuts, welding nuts, insert D-nuts, sleeves.

C. Adams & Sons Limited

Manufacturer and distributor of standard and special nuts, both in metric and imperial sizes

India

GHS Fasteners

Manufacturer specialized in different kinds of nuts: hex nuts, lock nuts, nylocknuts, dome nuts, slotted nuts, castle nuts, coupling nuts, weld nuts, collar nuts, antitheft nuts, pal nuts, spring nuts.

Germany