This product is regulated by the following standards:

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Toothed lock washers, external form A, internal J, conical V

This product is regulated by the following standards:

UNI 8841
DIN 6797

Standard UNI 8841

Toothed lock washers, external form A, internal J,...Information restricted to registered users: Login | Register now for a 14 day free trial

Dimensions in mm - source UNI 8841

Publication date: 04/1985

Thread size

Form A

Form J

Form V

d1 min=nom

d2 max=nom

s nom

Nr. of teeth

d1 min=nom

d2 max=nom

s nom

Nr. of teeth

d1 min=nom

d2 max nom

Nr. of teeth

M 1.6

1.7

3.6

0.3

1.7

3.6

0.3

M 1.8

M 2

M 2.2

M 2.5

M 3

M3.5

M 4

M 5

M 6

M 7

M 8

M 10

M 12

M 14

M 16

M 18

M 20

M 22

M 24

M 27

M 30

Standard DIN 6797

Toothed lock washers, external form A, internal J,...Information restricted to registered users: Login | Register now for a 14 day free trial

Dimensions in mm - source DIN 6797 Withdrawn

Publication date: 07/1988 - Supersedes DIN 6797: 08/1971

Thread size

Form A

Form J

Form V

d1 min=nom

d2 max=nom

s nom

Nr. of teeth

d1 min=nom

d2 max=nom

s nom

Nr. of teeth

d1 min=nom

d2 max nom

Nr. of teeth

M 1.6

1.7

3.6

0.3

1.7

3.6

0.3

M 2

M 2.5

M 3

M3.5

M 4

M 5 *

M 5

M 6

M 7

M 8 *

M 8

M 10

M 12

M 14

M 16

M 18

M 20

M 22

M 24

M 27

M 30

Dimensions in mm - source DIN 6797 Publication date: 1988 ≈ weigths
Thread size	d1 nom=min	Form A	Form J	Form V
Thread size	d1 nom=min	≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3)	≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3)	≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3)
M 1.6	1.7	0.01	-
M 2	2.2	0.025	0.04	0.02
M 2.5
M 3
M3.5
M 4
M 5 *
M 5
M 6
M 7
M 8 *
M 8
M 10
M 12
M 14
M 16
M 18
M 20
M 22
M 24
M 27
M 30

Toothed lock washers, external form A, internal J, conical V

Dimensions in mm - source DIN 6797 Withdrawn
Publication date: 07/1988 - Supersedes DIN 6797: 08/1971
Thread size	Form A				Form J				Form V
Thread size	d1 min=nom	d2 max=nom	s nom	Nr. of teeth	d1 min=nom	d2 max=nom	s nom	Nr. of teeth	d1 min=nom	d2 max nom	s	Nr. of teeth
M 1.6	1.7	3.6	0.3	6	1.7	3.6	0.3	6	-	-	-	-
M 2	2.2	4.5	0.3	6	2.2	4.5	0.3	6	2.2	4.2	0.2	6
M 2.5	2.7	5.5	0.4	6	2.7	5.5	0.4	6	2.7	5.1	0.2	6
M 3	3.2	6	0.4	6	3.2	6	0.4	6	3.2	6	0.2	6
M3.5	3.7	7	0.5	6	3.7	7	0.5	6	3.7	7	0.25	6
M 4	4.3	8	0.5	8	4.3	8	0.5	8	4.3	8	0.25	8
M 5 *	5.1	9	0.5	8	5.1	9	0.5	8
M 5	5.3	10	0.6	8	5.3	10	0.6	8	5.3	9.8	0.3	8
M 6	6.4	11	0.7	8	6.4	11	0.7	8	6.4	-	-	-
M 7	7.4	12.5	0.8	8	7.4	12.5	0.8	8	7.4	11.8	0.4	10
M 8 *	8.2	14	0.8	8	8.2	14	0.8	8
M 8	8.4	15	0.8	8	8.4	15	0.8	8	8.4	15.3	0.4	10
M 10	10.5	18	0.9	9	10.5	18	0.9	9	10.5	19	0.5	10
M 12	13	20.5	1	10	13	20.5	1	10	13	23	0.5	10
M 14	15	24	1	10	15	24	1	10	15	26.2	0.6	12
M 16	17	26	1.2	12	17	26	1.2	12	17	30.2	0.6	12
M 18	19	30	1.4	12	19	30	1.4	12	-	-	-	-
M 20	21	33	1.4	12	21	33	1.4	12	-	-	-	-
M 22	23	36	1.5	14	23	36	1.5	14	-	-	-	-
M 24	25	38	1.5	14	25	38	1.5	14	-	-	-	-
M 27	28	44	1.6	14	28	44	1.6	14	-	-	-	-
M 30	31	48	1.6	14	31	48	1.6	14	-	-	-	-

* for hexagon screws only

Dimensions in mm - source DIN 6797 Publication date: 1988 ≈ weigths
Thread size	d1 nom=min	Form A	Form J	Form V
Thread size	d1 nom=min	≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3)	≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3)	≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3)
M 1.6	1.7	0.01	-
M 2	2.2	0.025	0.04	0.02
M 2.5	2.7	0.04	0.045	0.025
M 3	3.2	0.045	0.045	0.025
M3.5	3.7	0.075	0.085	0.04
M 4	4.3	0.095	0.1	0.05
M 5 *	5.1
M 5	5.3	0.18	0.2	0.12
M 6	6.4	0.22	0.25	0.2
M 7	7.4	0.3	0.35
M 8 *	8.2
M 8	8.4	0.45	0.55	0.4
M 10	10.5	0.8	0.9	0.7
M 12	13	1	1.2	1.2
M 14	15	1.6	1.9	1.3
M 16	17	2	2.4	1.3
M 18	19	3.5	3.7
M 20	21	3.8	4.1
M 22	23	5	6
M 24	25	6	6.5
M 27	28	8	8.5
M 30	31	9	9.5

Full list of Suppliers of Toothed lock washers, external form A, internal J, conical V

Italy

Filtomatic Fasteners Srl

Leading manufacturer of stainless steel washers and compensation rings for ball bearings. Standard and special parts.

India

BENERI Spa

Manufacturer of retaining rings for shaftsand bores- Din 47; Din 472 mm and inches. Toothed washers.

Quality certificates: ISO/TS 16949-2009; ISO 9001-2008

China

BSC CORPORATION LTD

Manufacturer of fasteners, specialized in washers and stampings.

Germany

Christian Bauer GmbH + Co. KG

Manufacturer of conical spring washers and precision parts

Spain

Claudio San Martin S.A.

Manufacturer of plain washers, spring washers, security and toothed washers

Spain

DAMESA (MIKALOR)

Producer of hose clamps, cage nuts, rings, toothed washers and fast fixings

Flat Washer Solutions

Manufacturer of standard and special washers in different materials, with internal diameter from 2.5 up to 80mm.

USA

Freeway Corporation

Manufacturer of metal stampings, washers and component assemblies

Italy

Distributor of retaining rings, Spiral retaining rings, wave springs, Disc springs, Washers, Elastic pins, Pins, Keys, Ground flat/bar stocks, Locking nuts, washers, Miniplast plastic parts, Metallic screws, nuts, bolts.

Germany

Gebr. Großheim OHG

Manufacturer of washers and high quality safety shims. All materials: aluminium, bronze, iron and steel, stainless steel (A2, A4), copper, brass etc.

France

GRIS DÉCOUPAGE

Manufacturer of flat, conical and toothed Washers

Italy

GROWERMETAL

Producer of spring lock, toothed and special washers.

Quality Certificates: ISO 9001; ISO 14001; ISO/TS 16949

Germany

Güde GmbH

Specialised producer of split spring washers and toothed washers

India

GUJARAT WASHERS MFG

Manufacturer of washers in stainless steel: flat, spring, toothed, wave

China

Hengshun International Trade (H.K) Co. Ltd

Manufacturer of tab washers, lock washers, plain washers and stampings

China

Hengshun International Trade (H.K.) Co., Ltd

Manufacturer of lock washers, flat washers, spring and tab washers

India

International Industrial Springs IIS

Manufacturer of washers, disc springs, wave spring washers, serrated safety washers, Belleville washers, serrated washers & lockrite washers.

J & L SPRINGLOCKWASHER LTD

Manufacturer of spring lock washers and shakeproof washers. Metric and imperial sizes. Production of wire for spring and retaining rings.

China

Jiangxi Kaixu Automobile Fitting Co. Ltd.

Manufacturer of retaining rings, circlips, snaprings, disc springs, spring pins, keys.

China

JIASHAN JINSHUN METAL PRODUCTS CO.LTD

Manufacturer of washers

China

Jiashan Tengyuan Metal Co. Ltd

Fastener manufacturing company with more than 15 years experience.

Production range: all kinds of flat washers, spring washers, toothed washers, square washers, custom special washers.

Materials: stainless steel, carbon steel, brass.

China

Jiashan Weiyue Fastener Co.Ltd.

Manufacturer of standard and special washers

China

Jiashan Xiaojia Metal Products Co. Ltd.

Manufacturer of stainless steel flat washers, spring washers, square washers, tab washers, toothed lock washers and stamping parts

China

Liaocheng Hongyu Metal Co.ltd

Distributor and Exporter of fasteners specialized in standard and special washers

Taiwan

MING SHEANG DETAILED INDUSTRIAL CO., LTD.

Manufacturer specialized in cage nuts, u-nuts, clips and serrated lock washers

China

Ningbo Yinzhou Zhenhua Stamping Co.Ltd

Manufacturer of washers and stampings

India

Rajeshwari Lalit Industries

Manufacturer of plain, spring, waved, high tensile, square and toothed washers

Germany

Rudolf Rafflenbeul Stahlwarenfabrik GmbH & Co.

Producer of spring spring steel products: washers, pins and stampings

China

Rui Bo (Suzhou) Machinery& Electronics Co.Ltd

Manufacturer of toothed washers, contact washers.

India

Saini Industrial Corporation

Manufacturer of cage nuts, washers, rings and stampings

Germany

Schnorr GmbH & Co. KG

Manufacturer of disc springs

China

Shanghai Shangdian Washer Co.

Manufacturer specialized in washers. Production of 200,000 washers/day.

Flat, spring, toothed, square and wave washers, etc...

India

Suppliers of Toothed lock washers, external form A, internal J, conical V

Technical data

Standard UNI 8841

Standard DIN 6797

Details