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Disc Springs (SRBN31.5-B)

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Volume Discount

MISUMI

•Material: 304 Stainless Steel

inCAD Components

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Part Number

Configured Part Number is shown.

SRBN31.5-B

Drawing/Specifications
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Part Numbers
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Catalog
Technical Information

Type	Material	Surface Treatment	Hardness
SRBN8~45	1065 Carbon Steel	Black Oxide D45 and 50 are not treated.	42~48HRC
SRBN50	SUP10(6150)	Black Oxide D45 and 50 are not treated.	42~48HRC
SSRBN	304 Stainless Steel	-	37~46HRC

Specifications

Part Number	-	Load Type A, B
SRBN22.5	-	A

Part Number		Load Type	D	d		t	H		h	Load N 75% Deflection
Part Number										SRBN	SSRBN
Type	D									SRBN	SSRBN
SRBN SSRBN (Stainless Steel)	8	A	0 -0.15	4.2	+0.15 0	0.3	0.55	±0.10	0.25	133	102
	8	B		4.2		0.4	0.60		0.20	234	179
	10	A		5.2		0.4	0.70		0.30	232	179
	10	B		5.2		0.5	0.75		0.25	360	282
	12.5	A	0 -0.20	6.2		0.5	0.85		0.35	333	256
	12.5	B		6.2		0.7	1.00		0.30	769	572
	14	A		7.2		0.5	0.90		0.40	316	239
	14	B		7.2		0.8	1.10		0.30	921	691
	16	A		8.2		0.6	1.05		0.45	459	358
	16	B		8.2		0.9	1.25		0.35	1,315	896
	18	A		9.2		0.7	1.20		0.50	630	495
	18	B		9.2		1.0	1.40	±0.15	0.40	1,380	1,109
	20	A	0 -0.25	10.2	+0.20 0	0.8	1.35	±0.10	0.55	812	648
	20	B		10.2		1.1	1.55	±0.15	0.45	1,600	1,322
	22.5	A		11.2		0.8	1.45	±0.10	0.65	766	614
	22.5	B		11.2		1.2(1.25)	1.7(1.75)	±0.15	0.50	1,870	1,681
	25	A		12.2		0.9	1.6	±0.10	0.70	929	751
	25	B		12.2		1.6(1.5)	2.15(2.05)	±0.15	0.55	3,770	2,542
	28	A		14.2		1	1.8		0.80	1,180	981
	28	B		14.2		1.6(1.5)	2.25(2.15)		0.65	3,680	2,474
	31.5	A	0 -0.30	16.3		1.2(1.25)	2.1(2.15)		0.90	1,810	1,664
	31.5	B		16.3		1.8(1.75)	2.5(2.45)		0.70	4,490	3,370
	35.5	A		18.3	+0.25 0	1.2(1.25)	2.2(2.25)		1.00	1,590	1,476
	35.5	B		18.3		2	2.8		0.80	5,460	4,522
	40	A		20.4		1.6(1.5)	2.75(2.65)		1.15	3,290	2,278
	40	B		20.4		2(2.25)	3.1(3.15)		0.90	6,410	5,657
	45	A		22.4		1.8(1.75)	3.1(3.05)		1.30	4,130	3,174
	45	B		22.4		2.5	3.5	±0.2	1.00	8,040	6,697
	50	A		25.4		2	3.4	±0.15	1.40	5,110	4,146
	50	B		25.4		3	4.1	±0.2	1.10	13,400	10,409

[ ! ]t and H dimensions for SSRBN are shown in ( ). (Different from JIS)
[ ! ]Load is reference value. kgf=N×0.101972

Part Number

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Part Number
SRBN31.5-B

Part Number	Minimum order quantity	Volume Discount	Days to Ship	RoHS	Load Type	Material	O.D. D (Ø)	I.D. d (Ø)	Free Height H (mm)	Load (N)	Plate Thickness t (mm)	Total deflection amount h (mm)
	1 Piece(s)	Available	Same day Stock	10	B	-	31.5	16.3	2.5	4,490	1.8	0.7

Part Number

Minimum order quantity

Volume Discount

Days to Ship

RoHS

Load Type

Material

O.D. D
(Ø)

I.D. d
(Ø)

Free Height H
(mm)

Load
(N)

Plate Thickness t
(mm)

Total deflection amount h
(mm)

1 Piece(s)

Available

Same day

31.5

16.3

2.5

4,490

1.8

0.7

More Information

Product TOP

Please check the type/dimensions/specifications of the part SRBN31.5-B in the Disc Springs series.

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1 Part Numbers

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Configure Remaining Specifications

Completed

Stock

- Stock Item Only
Clear

Specification/Dimensions

Material
- 304 Stainless Steel
Clear
type
- SRBN
- SSRBN
Clear
Load Type
- B
- A
Clear
O.D. D(Ø)
8

10

12.5

14

16

18

20

22.5

25

28

31.5

35.5

40

45

50
Clear
I.D. d(Ø)
4.2

5.2

6.2

7.2

8.2

9.2

10.2

11.2

12.2

14.2

16.3

18.3

20.4

22.4

25.4
Clear
Free Height H(mm)
0.55

0.6

0.7

0.75

0.85

0.9

1

1.05

1.1

1.2

1.25

1.35

1.4

1.45

1.55

1.6

1.7

1.75

1.8

2.05

2.1

2.15

2.2

2.25

2.45

2.5

2.65

2.75

2.8

3.05

3.1

3.15

3.4

3.5

4.1
Clear
Load(N)
1,109

1,180

1,315

1,322

1,380

1,476

1,590

1,600

1,664

1,681

1,810

1,870

2,278

2,474

2,542

3,174

3,290

3,370

3,680

3,770

4,130

4,146

4,490

4,522

5,110

5,460

5,657

6,410

6,697

8,040

10,409

13,400

102

133

179

232

234

239

256

282

316

333

358

360

459

495

572

614

630

648

691

751

766

769

812

896

921

929

981
Clear
Plate Thickness t(mm)
0.3

0.4

0.5

0.6

0.7

0.8

0.9

1

1.1

1.2

1.25

1.5

1.6

1.75

1.8

2

2.25

2.5

3
Clear
Total deflection amount h(mm)
0.2

0.25

0.3

0.35

0.4

0.45

0.5

0.55

0.65

0.7

0.8

0.9

1

1.1

1.15

1.3

1.4
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

Same day

8 Days or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

Products like this...

Part Number
SRBN12.5-B
SRBN14-A
SRBN14-B
SRBN35.5-A
SRBN35.5-B
SRBN40-A

Minimum order quantity	Volume Discount	Days to Ship	RoHS	Load Type	Material	O.D. D (Ø)	I.D. d (Ø)	Free Height H (mm)	Load (N)	Plate Thickness t (mm)	Total deflection amount h (mm)
1 Piece(s)	Available	Same day Stock	10	B	-	12.5	6.2	1	769	0.7	0.3
1 Piece(s)	Available	Same day Stock	10	A	-	14	7.2	0.9	316	0.5	0.4
1 Piece(s)	Available	8 Days or more	10	B	-	14	7.2	1.1	921	0.8	0.3
1 Piece(s)	Available	8 Days or more	10	A	-	35.5	18.3	2.2	1,590	1.2	1
1 Piece(s)	Available	8 Days or more	10	B	-	35.5	18.3	2.8	5,460	2	0.8
1 Piece(s)	Available	8 Days or more	10	A	-	40	20.4	2.75	3,290	1.6	1.15

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Disc Springs (SRBN31.5-B)

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type

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O.D. D(Ø)

I.D. d(Ø)

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Load(N)

Plate Thickness t(mm)

Total deflection amount h(mm)

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