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Disc Springs

Disc Springs

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  • On Sale Till 31/03/2024
  • Volume Discount

Disc Springs
Disc Springs also known as belleville spring offer a wide variety of sizes to choose from.
[Feature]
● Outer Diameter Minimum/Maximum (mm.) : 8 and 50
● Inner Diameter Minimum/Maximum (mm.) : 4.2 and 25.4
● Free State Height Minimum/Maximum (mm.) : 0.55 and 4.1 (depend on product code)
● Material : S65C, SUP10 and SUS304-CSP
● Surface treatment : Black Oxide for S65C and SUP10
[Application]
Disc springs are utilized in bolted joints to maintain the desired preload force.

(i)Caution

  • Please check the content on our website as the PDF does not contain the most up-to-date information.
SRBN
SSRBN

(Stainless Steel)
t
Load Tolerance
(75% Deflection)
0.3~1.1
+25%
-7.5%
1.2~3
+15%
-7.5%
Type[ M ]Material[ S ]Surface Treatment[ H ]Hardness
SRBN8~45S65CBlack Oxide
D45 and 50 are not treated.
42~48HRC
SRBN50SUP10
SSRBNSUS304-CSP-37~46HRC

Specifications

Part Number-Load Type
A, B
SRBN22.5-A
Part NumberLoad TypeDdtHhLoad N
75% Deflection
SRBNSSRBN
SRBNSSRBNUnit PriceVolume Discount RateUnit PriceVolume Discount Rate
TypeD1~4950~7475~99100~5001~4950~7475~99100~500
SRBN
SSRBN

(Stainless Steel)
8A0
-0.15
4.2+0.15
0
0.30.55±0.100.25
133
102        
B0.40.600.20
234
179        
10A5.20.40.700.30
232
179        
B0.50.750.25
360
282        
12.5A0
-0.20
6.20.50.850.35
333
256        
B0.71.000.30
769
572        
14A7.20.50.900.40
316
239        
B0.81.100.30
921
691        
16A8.20.61.050.45
459
358        
B0.91.250.35
1,315
896        
18A9.20.71.200.50
630
495        
B1.01.40±0.150.40
1,380
1,109        
20A0
-0.25
10.2+0.20
0
0.81.35±0.100.55
812
648        
B1.11.55±0.150.45
1,600
1,322        
22.5A11.20.81.45±0.100.65
766
614        
B
1.2(1.25)
1.7(1.75)
±0.150.50
1,870
1,681        
25A12.2
0.9
1.6
±0.100.70
929
751        
B
1.6(1.5)
2.15(2.05)
±0.150.55
3,770
2,542        
28A14.2
1
1.8
0.80
1,180
981        
B
1.6(1.5)
2.25(2.15)
0.65
3,680
2,474        
31.5A0
-0.30
16.3
1.2(1.25)
2.1(2.15)
0.90
1,810
1,664        
B
1.8(1.75)
2.5(2.45)
0.70
4,490
3,370        
35.5A18.3+0.25
0
1.2(1.25)
2.2(2.25)
1.00
1,590
1,476        
B
2
2.8
0.80
5,460
4,522        
40A20.4
1.6(1.5)
2.75(2.65)
1.15
3,290
2,278        
B
2(2.25)
3.1(3.15)
0.90
6,410
5,657        
45A22.4
1.8(1.75)
3.1(3.05)
1.30
4,130
3,174        
B
2.5
3.5
±0.21.00
8,040
6,697        
50A25.4
2
3.4
±0.151.40
5,110
4,146        
B
3
4.1
±0.21.10
13,400
10,409        
[ ! ]t and H dimensions for SSRBN are shown in ( ). (Different from JIS)
[ ! ]Load is reference value. kgf=Nx0.101972

Part Number 

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Part Number
SRBN8-A
SRBN8-B
SRBN10-A
SRBN10-B
SRBN12.5-A
SRBN12.5-B
SRBN14-A
SRBN14-B
SRBN16-A
SRBN16-B
SRBN18-A
SRBN18-B
SRBN20-A
SRBN20-B
SRBN22.5-A
SRBN22.5-B
SRBN25-A
SRBN25-B
SRBN28-A
SRBN28-B
SRBN31.5-A
SRBN31.5-B
SRBN35.5-A
SRBN35.5-B
SRBN40-A
SRBN40-B
SRBN45-A
SRBN45-B
SRBN50-A
SRBN50-B
SSRBN8-A
SSRBN8-B
SSRBN10-A
SSRBN10-B
SSRBN12.5-A
SSRBN12.5-B
SSRBN14-A
SSRBN14-B
SSRBN16-A
SSRBN16-B
SSRBN18-A
SSRBN18-B
SSRBN20-A
SSRBN20-B
SSRBN22.5-A
SSRBN22.5-B
SSRBN25-A
SSRBN25-B
SSRBN28-A
SSRBN28-B
SSRBN31.5-A
SSRBN31.5-B
SSRBN35.5-A
SSRBN35.5-B
SSRBN40-A
SSRBN40-B
SSRBN45-A
SSRBN45-B
SSRBN50-A
SSRBN50-B
Part NumberMinimum order quantityVolume DiscountDays to ShipRoHSLoad Type Material Outer Dia. D
(Ø)
Inner Dia. d
(Ø)
Free State Height H
(mm)
Load
(N)
Plate Thickness t
(mm)
Total Deflection h
(mm)
Surface Treatment
1 Piece(s)Available Same day 10A[S65~70C (Black Oxide)] S65C84.20.551330.30.25Black Oxide Coating
1 Piece(s)Available 14 Day(s) or more 10B[S65~70C (Black Oxide)] S65C84.20.62340.40.2Black Oxide Coating
1 Piece(s)Available Same day 10A[S65~70C (Black Oxide)] S65C105.20.72320.40.3Black Oxide Coating
1 Piece(s)Available Same day -B[S65~70C (Black Oxide)] S65C105.20.753600.50.25Black Oxide Coating
1 Piece(s)Available Same day 10A[S65~70C (Black Oxide)] S65C12.56.20.853330.50.35Black Oxide Coating
1 Piece(s)Available Same day -B[S65~70C (Black Oxide)] S65C12.56.217690.70.3Black Oxide Coating
1 Piece(s)Available Same day 10A[S65~70C (Black Oxide)] S65C147.20.93160.50.4Black Oxide Coating
1 Piece(s)Available Same day 10B[S65~70C (Black Oxide)] S65C147.21.19210.80.3Black Oxide Coating
1 Piece(s)Available Same day 10A[S65~70C (Black Oxide)] S65C168.21.054590.60.45Black Oxide Coating
1 Piece(s)Available Same day 10B[S65~70C (Black Oxide)] S65C168.21.251,3150.90.35Black Oxide Coating
1 Piece(s)Available 14 Day(s) or more 10A[S65~70C (Black Oxide)] S65C189.21.26300.70.5Black Oxide Coating
1 Piece(s)Available 14 Day(s) or more 10B[S65~70C (Black Oxide)] S65C189.21.41,38010.4Black Oxide Coating
1 Piece(s)Available Same day 10A[S65~70C (Black Oxide)] S65C2010.21.358120.80.55Black Oxide Coating
1 Piece(s)Available Same day 10B[S65~70C (Black Oxide)] S65C2010.21.551,6001.10.45Black Oxide Coating
1 Piece(s)Available 14 Day(s) or more 10A[S65~70C (Black Oxide)] S65C22.511.21.457660.80.65Black Oxide Coating
1 Piece(s)Available 14 Day(s) or more 10B[S65~70C (Black Oxide)] S65C22.511.21.71,8701.20.5Black Oxide Coating
1 Piece(s)Available Same day 10A[S65~70C (Black Oxide)] S65C2512.21.69290.90.7Black Oxide Coating
1 Piece(s)Available Same day 10B[S65~70C (Black Oxide)] S65C2512.22.153,7701.60.55Black Oxide Coating
1 Piece(s)Available Same day 10A[S65~70C (Black Oxide)] S65C2814.21.81,18010.8Black Oxide Coating
1 Piece(s) Same day 10B[S65~70C (Black Oxide)] S65C2814.22.253,6801.60.65Black Oxide Coating
1 Piece(s)Available 14 Day(s) or more 10A[S65~70C (Black Oxide)] S65C31.516.32.11,8101.20.9Black Oxide Coating
1 Piece(s)Available Same day 10B[S65~70C (Black Oxide)] S65C31.516.32.54,4901.80.7Black Oxide Coating
1 Piece(s)Available 14 Day(s) or more 10A[S65~70C (Black Oxide)] S65C35.518.32.21,5901.21Black Oxide Coating
1 Piece(s)Available Same day -B[S65~70C (Black Oxide)] S65C35.518.32.85,46020.8Black Oxide Coating
1 Piece(s)Available Same day 10A[S65~70C (Black Oxide)] S65C4020.42.753,2901.61.15Black Oxide Coating
1 Piece(s)Available Same day -B[S65~70C (Black Oxide)] S65C4020.43.16,41020.9Black Oxide Coating
1 Piece(s)Available Same day 10A[S65~70C (Black Oxide)] S65C4522.43.14,1301.81.3NA
1 Piece(s)Available Same day 10B[S65~70C (Black Oxide)] S65C4522.43.58,0402.51NA
1 Piece(s)Available Same day -A[SUP-10] SUP-105025.43.45,11021.4NA
1 Piece(s)Available Same day -B[SUP-10] SUP-105025.44.113,40031.1NA
1 Piece(s)Available 14 Day(s) or more 10ASUS304-CSP84.20.551020.30.25NA
1 Piece(s)Available 14 Day(s) or more 10BSUS304-CSP84.20.61790.40.2NA
1 Piece(s)Available Same day 10ASUS304-CSP105.20.71790.40.3NA
1 Piece(s) Same day 10BSUS304-CSP105.20.752820.50.25NA
1 Piece(s)Available Same day 10ASUS304-CSP12.56.20.852560.50.35NA
1 Piece(s)Available Same day 10BSUS304-CSP12.56.215720.70.3NA
1 Piece(s)Available 14 Day(s) or more 10ASUS304-CSP147.20.92390.50.4NA
1 Piece(s)Available 14 Day(s) or more 10BSUS304-CSP147.21.16910.80.3NA
1 Piece(s)Available Same day 10ASUS304-CSP168.21.053580.60.45NA
1 Piece(s)Available Same day -BSUS304-CSP168.21.258960.90.35NA
1 Piece(s)Available 14 Day(s) or more 10ASUS304-CSP189.21.24950.70.5NA
1 Piece(s)Available 14 Day(s) or more 10BSUS304-CSP189.21.41,10910.4NA
1 Piece(s)Available 14 Day(s) or more 10ASUS304-CSP2010.21.356480.80.55NA
1 Piece(s) Same day 10BSUS304-CSP2010.21.551,3221.10.45NA
1 Piece(s)Available 14 Day(s) or more 10ASUS304-CSP22.511.21.456140.80.65NA
1 Piece(s)Available Same day 10BSUS304-CSP22.511.21.751,6811.250.5NA
1 Piece(s)Available 14 Day(s) or more 10ASUS304-CSP2512.21.67510.90.7NA
1 Piece(s)Available 14 Day(s) or more 10BSUS304-CSP2512.22.052,5421.50.55NA
1 Piece(s)Available 14 Day(s) or more 10ASUS304-CSP2814.21.898110.8NA
1 Piece(s)Available 14 Day(s) or more 10BSUS304-CSP2814.22.152,4741.50.65NA
1 Piece(s)Available Same day 10ASUS304-CSP31.516.32.151,6641.250.9NA
1 Piece(s)Available Same day 10BSUS304-CSP31.516.32.453,3701.750.7NA
1 Piece(s)Available 14 Day(s) or more 10ASUS304-CSP35.518.32.251,4761.251NA
1 Piece(s)Available 14 Day(s) or more 10BSUS304-CSP35.518.32.84,52220.8NA
1 Piece(s)Available 9 Day(s) -ASUS304-CSP4020.42.652,2781.51.15NA
1 Piece(s)Available Same day 10BSUS304-CSP4020.43.155,6572.250.9NA
1 Piece(s)Available 14 Day(s) or more 10ASUS304-CSP4522.43.053,1741.751.3NA
1 Piece(s)Available 14 Day(s) or more 10BSUS304-CSP4522.43.56,6972.51NA
1 Piece(s)Available Same day 10ASUS304-CSP5025.43.44,14621.4NA
1 Piece(s)Available Same day 10BSUS304-CSP5025.44.110,40931.1NA

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  1. 1

More Information

■Load Characteristics in Combination (Excerpt from JIS B 2706 (2003))

[ ! ]A guide is necessary to keep the springs aligned.
[ ! ]Please use the disc springs of same size and load only.
 

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