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JIS Toothed Lock Washer【1-60,000 Pieces Per Package】

Volume Discount

HEIWA HATSUJYO

(i)Caution

Some products are scheduled to be discontinued from October 2021. Depend on stock status, the end time will be changed. Please check the quotation and order screen for details.

Part Number

Configured Part Number is shown.

Product Specifications
Part Numbers
Catalog

: 30; 45; 60

Part Number
TWA-1/2-3W
TWA-2.6-3W
TWA-3-3W
TWA-3/8-3W
TWA-3-N
TWA-3-NPB
TWA-3-PB
TWA-3.5-3W
TWA-4-3W
TWA-4-N
TWA-4-NPB
TWA-4-PB
TWA-5-3W
TWA-5-N
TWA-5-NPB
TWA-6-3W
TWA-6-N
TWA-6-NPB
TWA-6-PB
TWA-7-3W
TWA-8-3W
TWA-8-N
TWA-8-NPB
TWA-8-PB
TWA-10-3W
TWA-10-N
TWA-12-3W
TWA-12-N
TWA-14-3W
TWA-16-3W
TWA-18-3W
TWA-18-N
TWA-20-3W
TWA-20-N
TWA-22-3W
TWA-22-N
TWA-24-3W
TWA-30-3W
TWB-1/2-3W
TWB-2-3W
TWB-2-N
TWB-2.6-3W
TWB-2.6-NPB
TWB-3-3W
TWB-3-N
TWB-3-NPB
TWB-3-PB
TWB-4-3W
TWB-4-N
TWB-4-NPB
TWB-4-PB
TWB-5-3W
TWB-5-N
TWB-5-NPB
TWB-5-PB
TWB-6-3W
TWB-6-N
TWB-6-NPB
TWB-6-PB
TWB-8-3W

Number of pc(s). included in pkg.	Volume Discount	Days to Ship	RoHS	Material	Surface Treatment	Inner Dia. d (mm)	Nominal of Thread (M)	Nominal of Thread (inch)	Thickness t (mm)	Sales Unit	Material Steel	Surface Treatment (Detailed)	Type Toothed Washer	Outer Dia. D (mm)
		7 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent Chromate	13	-	1/2	1	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	22.5
40,000 Pieces Per Package		7 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent Chromate	2.8	2.6	-	0.3	Box/package	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	5.8
		6 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent White	3.2	3	-	0.45	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	[Trivalent Chromate] Trivalent White	Internal Teeth Profile	6.5
		7 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent Chromate	9.8	-	3/8	0.9	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	17.5
	Available	7 Day(s) or more	10	[Steel] Steel	Nickel Plating	3.2	3	-	0.45	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	6.5
		7 Day(s) or more	10	[Phosphor Bronze] C5191R-H	Nickel Plating	3.2	3	-	0.45	Low Quantity (can be purchased from one)	-	Temper color	Internal Teeth Profile	6.5
		7 Day(s) or more	10	[Phosphor Bronze] C5191R-H	-	3.2	3	-	0.45	Low Quantity (can be purchased from one)	-	[Not Provided] Non treated	Internal Teeth Profile	6.5
		6 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent Chromate	3.7	3.5	-	0.45	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	-
		6 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent White	4.3	4	-	0.45	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	[Trivalent Chromate] Trivalent White	Internal Teeth Profile	8.5
		7 Day(s) or more	10	[Steel] Steel	Nickel Plating	4.3	4	-	0.45	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	8.5
		6 Day(s) or more	10	[Phosphor Bronze] C5191R-H	Nickel Plating	4.3	4	-	0.45	Low Quantity (can be purchased from one)	-	[Not Provided] Non treated	Internal Teeth Profile	8.5
		7 Day(s) or more	10	[Phosphor Bronze] C5191R-H	Temper color	4.3	4	-	0.45	Low Quantity (can be purchased from one)	-	Temper color	Internal Teeth Profile	8.5
		6 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent White	5.3	5	-	0.6	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	[Trivalent Chromate] Trivalent White	Internal Teeth Profile	10
		6 Day(s) or more	10	[Steel] Steel	Nickel Plating	5.3	5	-	0.6	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	10
		6 Day(s) or more	10	[Phosphor Bronze] C5191R-H	Nickel Plating	5.3	5	-	0.6	Low Quantity (can be purchased from one)	-	Temper color	Internal Teeth Profile	10
		6 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent White	6.4	6	-	0.6	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	[Trivalent Chromate] Trivalent White	Internal Teeth Profile	11
		7 Day(s) or more	10	[Steel] Steel	Nickel Plating	6.4	6	-	0.6	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	11
		7 Day(s) or more	10	[Phosphor Bronze] C5191R-H	Nickel Plating	6.4	6	-	0.6	Low Quantity (can be purchased from one)	-	Temper color	Internal Teeth Profile	11
		7 Day(s) or more	10	[Phosphor Bronze] C5191R-H	Temper color	6.4	6	-	0.6	Low Quantity (can be purchased from one)	-	Temper color	Internal Teeth Profile	11
		6 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent Chromate	7.4	7	-	0.8	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	13
		6 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent White	8.4	8	-	0.8	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	[Trivalent Chromate] Trivalent White	Internal Teeth Profile	15
3,000 Pieces Per Package		7 Day(s) or more	10	[Steel] Steel	Nickel Plating	8.4	8	-	0.8	Box/package	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	15
		7 Day(s) or more	10	[Phosphor Bronze] C5191R-H	Nickel Plating	8.4	8	-	0.8	Low Quantity (can be purchased from one)	-	Temper color	Internal Teeth Profile	15
		7 Day(s) or more	10	[Phosphor Bronze] C5191R-H	Temper color	8.4	8	-	0.8	Low Quantity (can be purchased from one)	-	Temper color	Internal Teeth Profile	15
		6 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent White	10.5	10	-	0.9	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	[Trivalent Chromate] Trivalent White	Internal Teeth Profile	18
1,800 Pieces Per Package		7 Day(s) or more	10	[Steel] Steel	Nickel Plating	10.5	10	-	0.9	Box/package	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	18
		6 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent White	12.5	12	-	1	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	[Trivalent Chromate] Trivalent White	Internal Teeth Profile	21
1,000 Pieces Per Package		7 Day(s) or more	10	[Steel] Steel	Nickel Plating	12.5	12	-	1	Box/package	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	21
		7 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent Chromate	14.5	14	-	1	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	23
		7 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent Chromate	16.5	16	-	1.2	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	26
		7 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent Chromate	19	18	-	1.2	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	29
500 Pieces Per Package		7 Day(s) or more	10	[Steel] Steel	Nickel Plating	19	18	-	1.2	Box/package	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	29
		6 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent White	21	20	-	1.4	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	[Trivalent Chromate] Trivalent White	Internal Teeth Profile	32
400 Pieces Per Package		7 Day(s) or more	10	[Steel] Steel	Nickel Plating	21	20	-	1.4	Box/package	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	32
		7 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent Chromate	23	22	-	1.4	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	35
250 Pieces Per Package		7 Day(s) or more	10	[Steel] Steel	Nickel Plating	23	22	-	1.4	Box/package	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	35
		7 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent Chromate	25	24	-	1.6	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	38
		7 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent Chromate	31	30	-	1.2	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Internal Teeth Profile	-
		7 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent Chromate	13	-	1/2	1	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Outside Tooth Profile	22.5
60,000 Pieces Per Package		7 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent Chromate	2.2	2	-	0.3	Box/package	[S50C] S50C～S70C	Temper color	Outside Tooth Profile	4.8
60,000 Pieces Per Package		7 Day(s) or more	10	[Steel] Steel	Nickel Plating	2.2	2	-	0.3	Box/package	[S50C] S50C～S70C	Temper color	Outside Tooth Profile	4.8
40,000 Pieces Per Package		7 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent Chromate	2.8	2.6	-	0.3	Box/package	[S50C] S50C～S70C	Temper color	Outside Tooth Profile	5.8
		7 Day(s) or more	10	[Phosphor Bronze] C5191R-H	Nickel Plating	2.8	2.6	-	0.3	Low Quantity (can be purchased from one)	-	Temper color	Outside Tooth Profile	5.8
		6 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent White	3.2	3	-	0.45	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	[Trivalent Chromate] Trivalent White	Outside Tooth Profile	6.5
		6 Day(s) or more	10	[Steel] Steel	Nickel Plating	3.2	3	-	0.45	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Outside Tooth Profile	6.5
		7 Day(s) or more	10	[Phosphor Bronze] C5191R-H	Nickel Plating	3.2	3	-	0.45	Low Quantity (can be purchased from one)	-	Temper color	Outside Tooth Profile	6.5
		7 Day(s) or more	10	[Phosphor Bronze] C5191R-H	Temper color	3.2	3	-	0.45	Low Quantity (can be purchased from one)	-	Temper color	Outside Tooth Profile	6.5
		6 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent White	4.3	4	-	0.45	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	[Trivalent Chromate] Trivalent White	Outside Tooth Profile	8.5
		6 Day(s) or more	10	[Steel] Steel	Nickel Plating	4.3	4	-	0.45	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Outside Tooth Profile	8.5
		6 Day(s) or more	10	[Phosphor Bronze] C5191R-H	Nickel Plating	4.3	4	-	0.45	Low Quantity (can be purchased from one)	-	[Not Provided] Non treated	Outside Tooth Profile	8.5
		7 Day(s) or more	10	[Phosphor Bronze] C5191R-H	-	4.3	4	-	0.45	Low Quantity (can be purchased from one)	-	[Not Provided] Non treated	Outside Tooth Profile	8.5
		6 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent White	5.3	5	-	0.6	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	[Trivalent Chromate] Trivalent White	Outside Tooth Profile	10
		6 Day(s) or more	10	[Steel] Steel	Nickel Plating	5.3	5	-	0.6	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Outside Tooth Profile	10
		7 Day(s) or more	10	[Phosphor Bronze] C5191R-H	Nickel Plating	5.3	5	-	0.6	Low Quantity (can be purchased from one)	-	[Not Provided] Non treated	Outside Tooth Profile	10
		7 Day(s) or more	10	[Phosphor Bronze] C5191R-H	-	5.3	5	-	0.6	Low Quantity (can be purchased from one)	-	[Not Provided] Non treated	Outside Tooth Profile	10
		6 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent White	6.4	6	-	0.6	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	[Trivalent Chromate] Trivalent White	Outside Tooth Profile	11
		6 Day(s) or more	10	[Steel] Steel	Nickel Plating	6.4	6	-	0.6	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	Temper color	Outside Tooth Profile	11
		7 Day(s) or more	10	[Phosphor Bronze] C5191R-H	Nickel Plating	6.4	6	-	0.6	Low Quantity (can be purchased from one)	-	[Not Provided] Non treated	Outside Tooth Profile	11
		7 Day(s) or more	10	[Phosphor Bronze] C5191R-H	-	6.4	6	-	0.6	Low Quantity (can be purchased from one)	-	[Not Provided] Non treated	Outside Tooth Profile	11
		6 Day(s) or more	10	[Steel] Steel	[Trivalent Chromate] Trivalent White	8.4	8	-	0.8	Low Quantity (can be purchased from one)	[S50C] S50C～S70C	[Trivalent Chromate] Trivalent White	Outside Tooth Profile	15

Product TOP

Basic Information

Type (Application)	Loosening prevention	Type	Toothed Washer

Configure

71 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Material
- Steel
  - Steel
- Phosphor Bronze
  - C5191R-H
Clear
Surface Treatment
- Trivalent Chromate
  - Trivalent Chromate
  - Trivalent White
- Nickel Plating
- Temper color
Clear
Inner Dia. d(mm)
2.2

2.8

3.2

3.7

4.3

5.3

6.4

7.4

8.4

9.8

10.5

12.5

13

14.5

16.5

19

21

23

25

31
Clear
Nominal of Thread (M)
2

2.6

3

3.5

4

5

6

7

8

10

12

14

16

18

20

22

24

30
Clear
Nominal of Thread (inch)
3/8

1/2
Clear
Thickness t(mm)
0.3

0.45

0.6

0.8

0.9

1

1.2

1.4

1.6
Clear
Sales Unit
Low Quantity (can be purchased from one)

Box/package
Clear
Material Steel
- S50C
  - S50C～S70C
Clear
Surface Treatment (Detailed)
- Not Provided
  - Non treated
- Trivalent Chromate
  - Trivalent White
- Temper color
Clear
Type Toothed Washer
- Internal Teeth Profile
- Outside Tooth Profile
Clear
Outer Dia. D(mm)
4.8

5.8

6.5

8.5

10

11

13

15

17.5

18

21

22.5

23

26

29

32

35

38
Clear
type
- TWA
- TWB
Clear

Days to Ship

All

6 Day(s) or Less

7 Day(s) or Less
Clear

Specify Alterations

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

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