This product is regulated by the following standards:

UNI 8737 DIN 2093 DIN EN 16983 UNI 8736 DIN EN 16984

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Disc springs

This product is regulated by the following standards:

Standard UNI 8737

Disc springsInformation restricted to registered users: Login | Register now for a 14 day free trial

Dimensions in mm - UNI 8737 - Withdrawn Publication date: 11-1985
De	Di	t	lo	weight in Kg x 1000 pcs (ρ=7.85 kg/dm³)
8	4.2	0.2	0.45	0.05
8	4.2	0.3	0.55	0.07
8	4.2	0.4	0.6	0.1
10	5.2	0.25	0.55	0.1
10	5.2	0.4	0.7	0.16
10
12.5
12.5
12.5
14
14
14
16
16
16
18
18
18
20
20
20
22.5
22.5
22.5
25
25
25
28
28
28
31.5
31.5
31.5

Standard DIN 2093

Disc springs This standard (DIN 2093) specifies t...Information restricted to registered users: Login | Register now for a 14 day free trial

Dimensions in mm - DIN 2093 - Withdrawn Publication date: 12/2013 - Supersedes DIN 2093 01/1992; The DIN 2093 specification classifies disc springs into 3 groups: GROUP 1: under 1.25 mm thick (cold formed,radiused edges, without bearing flats) GROUP 2: 1.25 mm thick up to and including 6mm (cold formed,machined,radiused edges, without bearing flats) GROUP 3: above 6mm thick (fully machined from forged blanks, with bearing flats and thickness reduced)
Type	d2 max=nom size (h12)	d1 min= nom size (H12)	t thickness	t1	h1 cone height	h overall height	group	F (0.25Ho) N	F (0.50Ho) N	F (0.75Ho) N	F (0.100Ho) N	weight in Kg x 1000 pcs (ρ=7.85 kg/dm³)
-	6	3.2	0.3		0.15	0.45	-	45	84	119	153	0.044
C	8	4.2	0.2		0.25	0.45		21	33	39	42	0.055
B	8	4.2	0.3		0.25	0.55	1	52	89	118	142	0.08
A	8	4.2	0.4		0.2	0.6	1	78	147	210	269	0.115
C	10	5.2	0.25		0.3	0.55	1	30	48	58	63	0.109
B	10	5.2	0.4		0.3	0.7	1	88	155	209	257	0.161
A	10	5.2	0.5		0.25	0.75	1	122	228	325	418	0.209
C	12.5	6.2	0.35		0.45	0.8	1	84	130	151	160	0.251
B	12.5	6.2	0.5		0.35	0.85	1	120	215	293	363	0.251
A	12.5	6.2	0.7		0.3	1	1	239	457	660	855	0.483
C	14	7.2	0.35		0.45	0.8	1	68	106	123	131	0.308
B	14	7.2	0.5		0.4	0.9	1	120	210	279	338	0.308
A	14	7.2	0.8		0.3	1.1	1	284	547	797	1040	0.654
C	16	8.2	0.4		0.55	0.9	1	84	131	154	165	0.444
B	16	8.2	0.6		0.45	1.05	1	172	304	410	503	0.656
A	16	8.2	0.9		0.45	1.25	1	363	697	1010	1320	0.994
C
B
A
C
B
A
C
B
A
C
B
A
Type
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
Type
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A

Standard DIN EN 16983

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Dimensions in mm - DIN EN 16983 Publication date: 09/2017 The DIN EN 16983 specification classifies disc springs into 3 groups: GROUP 1: under 1.25 mm thick (cold formed,radiused edges, iwthout bearing flats) GROUP 2: 1.25 mm thickup to and including 6mm (cold formed,machined,radiused edges, iwthout bearing flats) GROUP 3: above 6mm thick (fully machined from forged blanks, with bearing flats and thickness reduced)
Type	d2 max=nom size (h12)	d1 min= nom size (H12)	t thickness	t1	h1 cone height	h overall height	group
-	6	3.2	0.3	-	0.15	0.45	-
C	8	4.2	0.2	-	0.25	0.45
B	8	4.2	0.3	-	0.25	0.55	1
A	8	4.2	0.4	-	0.2	0.6	1
C	10	5.2	0.25	-	0.3	0.55	1
B	10	5.2	0.4	-	0.3	0.7	1
A	10	5.2	0.5	-	0.25	0.75	1
C	12.5	6.2	0.35	-	0.45	0.8	1
B	12.5	6.2	0.5	-	0.35	0.85	1
A	12.5	6.2	0.7	-	0.3	1	1
C	14	7.2	0.35	-	0.45	0.8	1
B	14	7.2	0.5	-	0.4	0.9	1
A	14	7.2	0.8	-	0.3	1.1	1
C	16	8.2	0.4	-	0.55	0.9	1
B	16	8.2	0.6	-	0.45	1.05	1
A	16	8.2	0.9	-	0.45	1.25	1
C
B
A
C
B
A
C
B
A
C
B
A
Type
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
Type
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A
C
B
A

Standard UNI 8736

Information restricted to registered users: Login | Register now for a 14 day free trial

Standard DIN EN 16984

Disc springs - CalculationInformation restricted to registered users: Login | Register now for a 14 day free trial

Disc springs

Dimensions in mm - DIN 2093 - Withdrawn Material: spring steel Publication date: 12/2013 - Supersedes DIN 2093 01/1992

De h12	Di H12	t	Ho	lo	F (0.25Ho) N	F (0.50Ho) N	F (0.75Ho) N	F (0.100Ho) N	weight in Kg x 1000 pcs (ρ=7.85 kg/dm³)
6	3.2	0.3	0.15	0.45	45	84	119	153	0.044
8	4.2	0.4	0.2	0.6	78	147	210	269	0.115
8	4.2	0.3	0.25	0.55	52	89	118	142	0.08
8	4.2	0.2	0.25	0.45	21	33	39	42	0.055
10	5.2	0.5	0.25	0.75	122	228	325	418	0.209
10	5.2	0.4	0.3	0.7	88	155	209	257	0.161
10	5.2	0.25	0.3	0.55	30	48	58	63	0.109
12.5	6.2	0.7	0.3	1	239	457	660	855	0.483
12.5	6.2	0.5	0.35	0.85	120	215	293	363	0.251
12.5	6.2	0.35	0.45	0.8	84	130	151	160	0.251
14	7.2	0.8	0.3	1.1	284	547	797	1040	0.654
14	7.2	0.5	0.4	0.9	120	210	279	338	0.308
14	7.2	0.35	0.45	0.8	68	106	123	131	0.308
16	8.2	0.8	0.35	1.25	363	697	1010	1320	0.994
16	8.2	0.6	0.45	1.05	172	304	410	503	0.656
16	8.2	0.35	0.4	0.9	84	131	154	165	0.444
18	9.2	1	0.4	1.4	451	865	1250	1630	0.444
18	9.2	0.6	1.2	1.2	233	417	586	699	1.05
18	9.2	0.4	1.05	1.05	121	186	214	223	0.651
20	10.2	1.1	0.45	1.55	548	1050	1520	1980	1.912
20	10.2	0.7	1.35	1.35	304	547	748	929	1.371
20	10.2	0.5	1.15	1.15	141	219	254	268	0.876
22.5	11.2	1.25	1.75	1.75	693	1330	1930	2510	2.775
22.5	11.2	0.8	1.45	1.45	306	533	707	855	1.77
22.5	11.2	0.6	1.4	1.4	240	370	425	444	1.361
25	12.2	1.5	2.05	2.05	1040	2010	2930	3820	4.162
25	12.2	0.8	1.6	1.6	367	644	862	1050	2.5
25	12.2	0.7	1.6	1.6	331	515	600	635	1.984
De h12	Di H12	t	Ho	lo	F (0.25Ho) N	F (0.50Ho) N	F (0.75Ho) N	F (0.100Ho) N	weight in Kg x 1000 pcs (ρ=7.85 kg/dm³)
28	14.2	1.5	0.65	2.15	1030	1970	2840	3680	5.107
28	14.2	0.9	0.8	1.8	476	832	1110	1340	3.396
28	14.2	0.8	1	1.8	435	681	801	859	2.76
31.5	16.3	1.75	0.7	2.45	1390	2670	3870	5040	7.493
31.5	16.3	1	0.9	2.15	791	1410	1910	2360	5.331
31.5	16.3	0.8	1.05	1.85	384	594	687	722	3.442
35.5	18.3	2	0.8	2.8	1860	3580	5190	6750	11.03
35.5	18.3	1.25	1	2.25	731	1280	1700	2060	6.78
35.5	18.3	0.9	1.15	2.05	458	712	832	884	4.592
40	20.4	2.25	0.9	3.15	2340	4480	6500	8460	15.26
40	20.4	1.25	1.15	2.65	1110	1950	2620	3290	10.392
40	20.4	1	1.3	2.3	565	876	1020	1070	7.067
45	22.4	2.5	1	3.5	2770	5320	7720	10000	22.313
45	22.4	1.5	1.3	3.05	1520	2700	3650	4480	15.95
45	22.4	1.25	1.6	2.85	1040	1620	1890	2100	15.95
50	25.4	3	1.1	4.1	4250	8210	12000	15600	32.529
50	25.4	1.75	1.4	3.4	1950	3490	4760	5900	21.885
50	25.4	1.25	1.6	2.85	854	1330	1550	1650	13.82
56	28.5	3	1.3	4.3	4140	7900	11400	14800	41.37
56	28.5	2	1.6	3.6	1910	3340	4440	5380	27.63
56	28.5	1.5	1.95	3.45	1460	2260	2620	2770	20.85
63	31	3.5	1.4	4.9	5400	10400	15000	19500	62.99
63	31	2	1.75	4.25	2940	5270	7190	8900	44.7
63	31	1.8	2.35	4.15	2360	3660	4240	4460	32.53
71	36	4	1.6	5.6	7380	14200	20500	26700	92.36
71	36	2.5	2	4.5	2890	5050	6730	8150	57.72
71	36	1.8	2.6	4.6	2860	4430	5140	5430	46.18
De h12	Di H12	t	Ho	lo	F (0.25Ho) N	F (0.50Ho) N	F (0.75Ho) N	F (0.100Ho) N	weight in Kg x 1000 pcs (ρ=7.85 kg/dm³)
80	41	5	1.7	6.7	11800	22900	33600	44000	145.468
80	41	2.5	2.3	5.3	4450	7840	10500	12800	87.281
80	41	2.25	2.95	5.2	3698	5715	6613	6950	65.460
90	46	5	2	7	11000	21600	31400	40800	184.463
90	46	3	2.5	6	5840	10400	14200	17500	129.124
90	46	2.5	3.2	5.7	4230	6580	7680	8160	92.231
100	51	6	2.2	8.2	17100	32900	48000	62700	273.698
100	51	3.5	2.8	6.3	5620	9820	13100	15800	159.657
100	51	2.7	6.5	6.2	4780	7410	8610	9090	123.164
112	57	6	2.5	8.5	15800	30200	43700	56700	343.833
112	57	4	3.2	7.2	7640	13300	17800	21500	229.222
112	57	3	3.9	6.9	5830	9040	10500	11100	171.917
125	64	8	2.6	10.6	30100	58600	85900	113000	529.900
125	64	5	3.5	8.5	12200	21900	29900	37000	426.471
125	64	3.5	4.5	8	8510	13200	15400	16300	248.775
140	72	8	3.2	11.2	30600	58800	85300	110000	666.581
140	72	5	4	9	12000	21000	27900	39800	444.388
140	72	3.8	4.9	8.7	9510	14800	17200	18200	337.734
160	82	10	3.5	13.5	48900	94600	138000	181000	1094.00
160	82	6	4.5	10.5	17200	30400	41000	50300	651.70
160	82	4.3	5.6	9.9	12200	18800	21800	23000	500.409
180	92	10	4	14	45100	86500	125000	163000	1387.00
180	92	6	5.1	11.1	16600	28600	37500	44900	826.39
180	92	4.8	6.2	11	14600	22700	26400	28000	708.337
200	102	12	4.2	16.2	64700	125000	183000	239000	2053.00
200	102	8	5.6	13.6	31300	56000	76400	94600	1368.00
200	102	5.5	7	12.5	19800	30900	36100	38400	1004.00
225	112	12	5	17	61800	118000	171000	222000	2641.00
225	112	8	6.5	14.5	30600	53300	70700	85500	1761.00
225	112	6.5	7.1	13.6	22300	36300	44600	50100	1455.00
250	127	14	5.6	19.6	89400	172000	249000	324000	3745.00
250	127	10	7	17	48700	87300	119000	147000	2687.00
250	127	7	7.8	14.8	25600	41300	50500	56400	1915.00

Full list of Suppliers of Disc springs

Italy

A.NANNETTI & C. s.r.l.

Producer of shim adjustment ring also with chamfers.
Rings obtained from tapes.
Belleville washers, crinkle washers, wave spring washers.
Standardized and special elastic washers.
Special stampings and clamps

Turkey

AKS OTOMOTİV SAN. TİC. A.Ş.

Manufacturer of standard and special rings and washers.

Italy

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

Italy

BERCE Srl

Manufacturer of disc springs (Belleville type), rings, pins and washers

France

BORRELLY SPRING WASHERS

Manufacturer of wave spring washers

Italy

CASATI RONDELLE SRL

Manufacturer of washers, disc springs and special parts

Germany

Christian Bauer GmbH + Co. KG

Manufacturer of conical spring washers and precision parts

Australia

Circlips (Australia) Pty. Ltd.

Distributor specialized in circlips, disc springs,wave spring washers, roll pins and quick fixings

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.

Italy

FAIRE SRL

Manufacturer of disc springs, washers, supporting rings and special parts.

Switzerland

Federtechnik Kaltbrunn + Wangs Ag

Manufacturer of springs, rings, hose clamps, bent wire components

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

Taiwan

FREEWELL METAL CO. LTD

Manufacturer of standard washers, special washers and stampings

India

Gala Precision Engineering Private Limited

Manufacturer of disc springs, belleville washers, Rip lock washers and spring pins.

Manufacturer of finishing and cleaning plants for metal parts.

Italy

GANDINI Spa

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.

Turkey

Genç Rondela San. ve Tic.Ltd.Sti.

Manufacturer of all types of washers (flat, waved, square, toothed), turned parts and stampings

France

GRIS DÉCOUPAGE

Manufacturer of flat, conical and toothed Washers

India

GUJARAT WASHERS MFG

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

China

HEWEI DISC SPRING MANUFACTURING CO.,LIMITED.

We focus on manufacturing disc springs, wave springs and serrated washers since 1984. Our facility is ISO9001:2008 Certified . Materies including 50CrV4, SUS301, SUS304, SUS316, 17- 4PH, 17-7PH, 15-7Mo,Inconel 718, Inconel 750, Nimonic 90, H13.

Spain

INDUSTRIAS ALZUARAN S.L.

Manufacturer of spring washers and rings, stampings

India

International Industrial Springs IIS

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

China

Jiangsu Sunzo Spring Elasticity Technology Co. Ltd.

Production and sales of disc springs, disc washers, waveform springs, diaphragm springs, special-shaped springs and other high-quality elastic components.

China

Jiangxi Kaixu Automobile Fitting Co. Ltd.

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

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

JIAXING H.J. TECH INDUSTRY CO. LTD - ZHEJIANG CHANNOV AUTO PARTS CO. LTD

Manufacturer of flat, spring washers and square washers

Italy

Kalwas & C.srl

Distributor of special washers, retaining rings, spring pins, slotted pins, spring cup washers

USA

KEY BELLEVILLES, INC.

Manufacturer of Disc Springs

Spain

LAGA ESTAMPACIONES S.A.

Manufacturer of standard and special washers in steel, stainless steel, brass and copper

USA

MINNEAPOLIS WASHER & STAMPING INC.

Manufacturer of flat washers standard and specials, UNC/SAE/STD, special washers and stampings

Italy

Molle in lega di nichel e attrezzeria meccanica di Francesco Lionetti

Specialized in the production of nickel alloy springs and turning.

Germany

Mubea Tellerfedern und Spannelemente GmbH

Manufacturer of disc springs and band clamps

India

Neel Kamal Enterprises Pvt Ltd.

Manufacturer of special washers, rings, e-clips, sheet metal parts

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

Italy

PANZERI Spa

Manufacturer of washers and safety devices for fastening

France

PROCIDEC AIEV

Italy

RM Distribuzione Industriale SRL

Distributor of disc spings, retaining rings, parallel keys and other fasteners, both standard and special following the specifications of the customents. We supply the right solution for any application.

Fast deliveries guaranteed, within 24/48 hours.

We offer our customers many services such as e-shop and online order management.

Bulgaria

Suppliers of Disc springs

Technical data

Standard UNI 8737

Standard DIN 2093

Standard DIN EN 16983

Standard UNI 8736

Standard DIN EN 16984

Details