This product is regulated by the following standards:

DIN 128 UNI 8839

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Curved spring lock washers

This product is regulated by the following standards:

DIN 128
UNI 8839

Standard DIN 128

Curved spring lock washers Spring lock washers co...Information restricted to registered users: Login | Register now for a 14 day free trial


Dimensions in mm - source DIN 128 - Withdrawn
Publication date: 10/1994 - Supersedes DIN 128: 10/1978
d Nominal size	Thread size	d min	d1 max	b nom	s nom	h min	r	≈ mass in Kg x 1000 pcs (ρ=7,85 kg/dm3)
2	M 2	2.1	4.4	0.9	0.5	0.7	0.1	0.035
2.5	M 2.5	2.6	5.1	1	0.6	0.9	0.1	0.055
3
3.5
4
5
6
7
8
10
12
14
16
18
20
22
24
27
30
36
42
48
56
64
72
80
90
100


Dimensions in mm - source DIN 128 - Withdrawn
Publication date: 10/1987 - Supersedes DIN 128: 04/1968
Nominal size	Thread size	d min	d1 max	b	s nom	h min	r	≈ mass in Kg x 1000 pcs (ρ=7,85 kg/dm3)
2	M 2	2.1	4.4	0.9	0.5	0.7	0.1	0.035
2.5	M 2.5	2.6	5.1	1	0.6	0.9	0.1	0.055
3
3.5
4
5
6
7
8
10
12
14
16
18
20
22
24
27
30
36
42
48
56
64
72
80
90
100

Standard UNI 8839

Curved or crinkled open spring washersInformation restricted to registered users: Login | Register now for a 14 day free trial

Dimensions in mm - source UNI 8839
Publication date: 10/2013 - Supersedes UNI 8839: 04/1985
d1Nominal size	Thread size	d2 MAX	b nom	s nom	h min	h max	r
2.1	M 2	4.4	0.9	0.5	0.7	0.9	0.1
2.4
2.6
3.1
3.6
4.1
5.1
6.1
7.1
8.2
10.2
12.2
14.2
16.2
18.2
20.2
22.5
24.5
27.5
30.5
36.5

Curved spring lock washers

Dimensions in mm - source DIN 128 - Withdrawn
Publication date: 10/1987 - Supersedes DIN 128: 04/1968
Nominal size	Thread size	d min	d1 max	b	s nom	h min	r	≈ mass in Kg x 1000 pcs (ρ=7,85 kg/dm3)
2	M 2	2.1	4.4	0.9	0.5	0.7	0.1	0.035
2.5	M 2.5	2.6	5.1	1	0.6	0.9	0.1	0.055
3	M 3	3.1	6.2	1.3	0.7	1.1	0.1	0.09
3.5	M 3.5	3.6	6.7	1.3	0.7	1.1	0.1	0.1
4	M 4	4.1	7.6	1.5	0.8	1.2	0.2	0.15
5	M 5	5.1	9.2	1.8	1	1.5	0.2	0.3
6	M 6	6.1	11.8	2.5	1.3	2	0.3	0.7
7	M 7	7.1	12.8	2.5	1.3	2	0.3	0.75
8	M 8	8.1	14.8	3	1.6	2.45	0.5	1.3
10	M 10	10.2	18.1	3.5	1.8	2.85	0.5	2.1
12	M 12	12.2	21.1	4	2.1	3.35	1	3.2
14	M 14	14.2	24.1	4.9	2.4	3.9	1	4.8
16	M 16	16.2	27.4	5	2.8	4.5	1	7
18	M 18	18.2	29.4	5	2.8	4.5	1	7.8
20	M 20	20.2	33.6	6	3.2	5.1	1	12.2
22	M 22	22.5	35.9	6	3.2	5.1	1	13.3
24	M 24	24.5	40.0	7	4.0	6.5	1.6	21.5
27	M 27	27.5	43.0	7	4.0	6.5	1.6	23.7
30	M 30	30.5	48.2	8	6.0	9.5	1.6	42.5
36	M 36	36.5	58.2	10	6.0	10.3	1.6	68
42	M 42	42.5	68.2	12	7	12	2	111
48	M 48	49	75	12	7	12	2	123
56	M 56	57	87	14	8	14	2	193
64	M 64	65	95	14	8	14	2	218
72	M 72	73	103	14	8	14	2	240
80	M 80	81	111	14	8	14	2	262
90	M 90	91	121	14	8	14	2	290
100	M 100	101	131	14	8	14	2	318

Full list of Suppliers of Curved spring lock washers

Italy

Filtomatic Fasteners Srl

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

India

B.S. Auto Industries

Manufacturer of washers

China

BSC CORPORATION LTD

Manufacturer of fasteners, specialized in washers and stampings.

Italy

CCZ srl

Distributor of bushings, wave rings and washers

China

Dongtai City Jianglong Metal Manufacturing Co.Ltd

Biggest factory in China producing stainless steel washers.

Fat washers, spring washers, tooth lock washers and stamping parts.

Materials: 316L ,316S33,1.4462.

South Africa

Fascor

Manufacturer of blind rivets, solid rivets, fully tubular rivets, semi tubular rivets, bifurcated rivets

Flat Washer Solutions

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

Italy

FRL SRL

Manufacturer of washers and stampings

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.

Italy