This product is regulated by the following standards:

DIN 6798 UNI 8842 NF E27-624 NF E27-625 NF E27-627 NF E25-512

Technical data Send your request for quotation

Serrated lock washers: external form A, internal form J, form V

This product is regulated by the following standards:

Standard DIN 6798

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

Dimensions in mm : source DIN 6798 Withdrawn

Publication date 07/1988 - Supersedes DIN 6798: 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

s 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 6798 Publication date: 1988 ≈ weigths
Thread size	d1 min nom	Form A	Form J	Form V
Thread size	d1 min nom	≈ 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	0.02	0.02	-
M 2	2.2	0.03	0.03	0.025
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

Standard UNI 8842

Serrated lock washersInformation restricted to registered users: Login | Register now for a 14 day free trial

Dimensions in mm - source UNI 8842 Withdrawn

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 NF E27-624

Serrated lock washers: external - Flat Shape ...Information restricted to registered users: Login | Register now for a 14 day free trial

Dimensions in mm: source NF E27-624 form A Withdrawn

The dimensions below refer to the washer not under stress

Publication date 10/1981

Thread size

Form A

d1 H14

d2 JS15

s nom

Nr. of teeth

M 2

M 2.5

M 3

M3.5

M 4

M 4.5

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 NF E27-625

Serrated lock washers: internal form J This stand...Information restricted to registered users: Login | Register now for a 14 day free trial

Dimensions in mm: source NF E27-625 form J Withdrawn

The dimensions below refer to the washer not under stress

Publication date 10/1981

Thread size

Form J

d1 H14

d2 JS15

s nom

Nr. of teeth

M1.6

1.65

3.4

0.2

M 2

M 2.5

M 3

M3.5

M 4

M 4.5

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

Dimensions in mm: source NF E27-625 Form J narrow Withdrawn

The dimensions below refer to the washer not under stress

Standard NF E27-627

Serrated lock washers: form VInformation restricted to registered users: Login | Register now for a 14 day free trial

Dimensions in mm: source NF E27-627 form V Withdrawn

The dimensions below refer to the washer not under stress

Publication date 10/1982

Thread size

Form V

d1 H14

d2 JS15

s nom

Nr. of teeth

M 2

M2.5

M 4

M 5

M 6

M 8

M 10

M 12

M 14

M16

Standard NF E25-512

Conical Washers Internal Tooth - Symbol CDJ ...Information restricted to registered users: Login | Register now for a 14 day free trial

Dimensions in mm: source NF E25-512 Withdrawn
Publication date 10/1984
d1 nominal diameter	d2 nom	s nom	h min	h max
2.5	6	0.4	0.85	1.2
3
4
4
5
5
6
6
7
8
8
10
10
12
12
14
16

Serrated lock washers: external form A, internal form J, form V

Dimensions in mm : source DIN 6798 Withdrawn
Publication date 07/1988 - Supersedes DIN 6798: 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 nom	Nr. of teeth
M 1.6	1.7	3.6	0.3	9	1.7	3.6	0.3	7	-	-	-	-
M 2	2.2	4.5	0.3	9	2.2	4.5	0.3	7	2.2	4.2	0.2	10
M 2.5	2.7	5.5	0.4	9	2.7	5.5	0.4	7	2.7	5.1	0.2	10
M 3	3.2	6	0.4	9	3.2	6	0.4	7	3.2	6	0.2	12
M3.5	3.7	7	0.5	10	3.7	7	0.5	8	3.7	7	0.25	12
M 4	4.3	8	0.5	11	4.3	8	0.5	8	4.3	8	0.25	14
M 5*	5.1	9	0.5	11	5.1	9	0.5	8	-	-	-	-
M 5	5.3	10	0.6	11	5.3	10	0.6	8	5.3	9.8	0.3	14
M 6	6.4	11	0.7	12	6.4	11	0.7	9	6.4	11.8	0.4	16
M 7	7.4	12.5	0.8	14	7.4	12.5	0.8	10	-	-	-	-
M 8*	8.2	14	0.8	14	8.2	14	0.8	10	-	-	-	-
M 8	8.4	15	0.8	14	8.4	15	0.8	10	8.4	15.3	0.4	18
M 10	10.5	18	0.9	16	10.5	18	0.9	12	10.5	19	0.5	20
M 12	13	20.5	1	16	13	20.5	1	12	13	23	0.5	26
M 14	15	24	1	18	15	24	1	14	15	26.2	0.5	28
M 16	17	26	1.2	18	17	26	1.2	14	17	30.2	0.6	30
M 18	19	30	1.4	18	19	30	1.4	14	-	-	-	-
M 20	21	33	1.4	20	21	33	1.4	16	-		-	-
M 22	23	36	1.5	20	23	36	1.5	16	-	-	-	-
M 24	25	38	1.5	20	25	38	1.5	16	-	-	-	-
M 27	28	44	1.6	22	28	44	1.6	18	-	-	-	-
M 30	31	48	1.6	22	31	48	1.6	18	-	-	-	-

* for hexagon screws only

Dimensions in mm : source DIN 6798 Publication date: 1988 ≈ weigths
Thread size	d1 min nom	Form A	Form J	Form V
Thread size	d1 min nom	≈ 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	0.02	0.02	-
M 2	2.2	0.03	0.03	0.025
M 2.5	2.7	0.045	0.045	0.03
M 3	3.2	0.06	0.06	0.04
M3.5	3.7	0.11	0.11	0.075
M 4	4.3	0.14	0.14	0.1
M 5*	5.1	-	-	-
M 5	5.3	0.28	0.28	0.2
M 6	6.4	0.36	0.36	0.3
M 7	7.4	0.5	0.5	-
M 8*	8.2	-	-	-
M 8	8.4	0.8	0.8	0.5
M 10	10.5	1.25	1.25	1
M 12	13	1.6	1.6	1.5
M 14	15	2.3	2.3	1.9
M 16	17	2.9	2.9	2.3
M 18	19	5	5	-
M 20	21	6	6	-
M 22	23	7.5	7.5	-
M 24	25	8	8	-
M 27	28	12	12	-
M 30	31	14	14	-

Full list of Suppliers of Serrated lock washers: external form A, internal form J, form 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.

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 Xiaojia Metal Products Co. Ltd.

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

India

Karam Industries

Manufacturer of 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

Germany

Paal Unternehmensgruppe

Distributor specialized in rings for shafts, shim washers and disc springs

India

Rajeshwari Lalit Industries

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

Italy

RONDELLIFICIO VALBRENTA SRL

Manufacturer of washers DIN 125, 433, 9021

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.

Spain

S.A. Sinard

Manufacturer of retaining rings, starlock washers, toothed washers, slotted spring pins, quick fixings and special parts

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

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Suppliers of Serrated lock washers: external form A, internal form J, form V

Technical data

Standard DIN 6798

Standard UNI 8842

Standard NF E27-624

Standard NF E27-625

Standard NF E27-627

Standard NF E25-512

Details