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Disc Springs (Part Number)

Disc Springs

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Configured Specifications

Load TypeBMaterial[S65~70C (Black Oxide)] S65C
Outer Dia. D(Ø)16Inner Dia. d(Ø)8.2
Free State Height H(mm)1.25Load(N)1,315
Plate Thickness t(mm)0.9Total Deflection h(mm)0.35
Surface TreatmentBlack Oxide CoatingRoHS10

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Configured Specifications

Load TypeBMaterial[S65~70C (Black Oxide)] S65C
Outer Dia. D(Ø)16Inner Dia. d(Ø)8.2
Free State Height H(mm)1.25Load(N)1,315
Plate Thickness t(mm)0.9Total Deflection h(mm)0.35
Surface TreatmentBlack Oxide CoatingRoHS10

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Configured Specifications

Load TypeBMaterial[S65~70C (Black Oxide)] S65C
Outer Dia. D(Ø)16Inner Dia. d(Ø)8.2
Free State Height H(mm)1.25Load(N)1,315
Plate Thickness t(mm)0.9Total Deflection h(mm)0.35
Surface TreatmentBlack Oxide CoatingRoHS10

Product Description

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.

Disc Springs

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Part Number :

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Configured Specifications

Load TypeBMaterial[S65~70C (Black Oxide)] S65C
Outer Dia. D(Ø)16Inner Dia. d(Ø)8.2
Free State Height H(mm)1.25Load(N)1,315
Plate Thickness t(mm)0.9Total Deflection h(mm)0.35
Surface TreatmentBlack Oxide CoatingRoHS10

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

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Product DetailProduct Detail

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Configured Specifications

Load TypeBMaterial[S65~70C (Black Oxide)] S65C
Outer Dia. D(Ø)16Inner Dia. d(Ø)8.2
Free State Height H(mm)1.25Load(N)1,315
Plate Thickness t(mm)0.9Total Deflection h(mm)0.35
Surface TreatmentBlack Oxide CoatingRoHS10
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
SRBN16-B
Part NumberPriceMinimum Order Qty.Volume 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

₹ 30.00

1 Piece(s) Available Same day 10B[S65~70C (Black Oxide)] S65C168.21.251,3150.90.35Black Oxide Coating
Part Number
Part NumberPriceMinimum Order Qty.Volume 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. 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.

Please check the type/dimensions/specifications of the part SRBN16-B in the Disc Springs series.

Product variants

Part Number
SRBN12.5-B
SRBN14-A
SRBN14-B
SRBN18-A
SRBN18-B
SRBN20-A
Part NumberStandard Unit PriceMinimum 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

₹ 20.00

1 Piece(s)Available Same day

Stock

10B[S65~70C (Black Oxide)] S65C12.56.217690.70.3Black Oxide Coating

₹ 25.00

1 Piece(s)Available Same day

Stock

10A[S65~70C (Black Oxide)] S65C147.20.93160.50.4Black Oxide Coating

₹ 25.00

1 Piece(s)Available Same day

Stock

10B[S65~70C (Black Oxide)] S65C147.21.19210.80.3Black Oxide Coating

₹ 35.00

1 Piece(s)Available Same day

Stock

10A[S65~70C (Black Oxide)] S65C189.21.26300.70.5Black Oxide Coating

₹ 35.00

1 Piece(s)Available Same day

Stock

10B[S65~70C (Black Oxide)] S65C189.21.41,38010.4Black Oxide Coating

₹ 40.00

1 Piece(s)Available Same day

Stock

10A[S65~70C (Black Oxide)] S65C2010.21.358120.80.55Black Oxide Coating
Part Number
Part NumberStandard Unit PriceMinimum 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
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