DIN25201/9250 Dual Stacked Self-Locking Washer

• Type: Lock Washer
• Material: Carbon Steel
• Combination Washer Structure: /
• Model NO.: 3MM-130MM
• Combination Washer Packaging: /
• Spring Washer Type: /
• Transport Package: Carton/Pallet
• Specification: DIN9250 / DIN25201
• Trademark: WELLBOLT
• Origin: China
• HS Code: 7318210000
• Production Capacity: 8000 Tons Per Year

Product Description

DIN25201/9250 Dual Stacked Self-Locking Washer
 

Size

3

3.5

3.5

4

4

5

5

6

6

1/4

1/4

8

8

3/8

Bolt size		Metric Bolts
		Inch bolts
d		Nominal Size
		max
		min
dc		Nominal Size
		max
		min
h	Steel	Nominal Size
		max
		min
per 1000 units≈kg	Steel	≈
h	Stainless Steel	Nominal Size
		max
		min
per 1000 units≈kg	Stainless Steel	≈

M3	M3.5	M3.5	M4	M4	M5	M5	M6	M6	-	-	M8	M8	-
#5	#6	#6	#8	#8	#10	#10	-	-	1/4"	1/4"	5/16"	5/16"	3/8"
3.40	3.90	3.90	4.40	4.40	5.40	5.40	6.50	6.50	7.20	7.20	8.70	8.70	10.30
3.50	4.00	4.00	4.50	4.50	5.50	5.50	6.60	6.60	7.30	7.30	8.80	8.80	10.50
3.30	3.80	3.80	4.30	4.30	5.30	5.30	6.40	6.40	7.10	7.10	8.60	8.60	10.10
7.0	7.6	9.0	7.6	9.0	9.0	10.8	10.8	13.5	11.5	13.5	13.5	16.6	16.6
7.20	7.80	9.20	7.80	9.20	9.20	11.00	11.00	13.70	11.70	13.70	13.70	16.80	16.80
6.80	7.40	8.80	7.40	8.80	8.80	10.60	10.60	13.30	11.30	13.30	13.30	16.40	16.40
1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8	2.5	2.5	2.5	2.5	2.5	2.5
2.05	2.05	2.05	2.05	2.05	2.05	2.05	2.05	2.75	2.75	2.75	2.75	2.75	2.75
1.55	1.55	1.55	1.55	1.55	1.55	1.55	1.55	2.25	2.25	2.25	2.25	2.25	2.25
0.30	0.40	0.60	0.40	0.60	0.50	1.10	0.70	2.00	0.80	1.80	1.50	2.80	2.30
2.20	2.20	2.20	2.20	2.20	2.20	2.20	2.20	2.00	2.20	2.20	2.00	2.00	2.00
2.45	2.45	2.45	2.45	2.45	2.45	2.45	2.45	2.25	2.45	2.45	2.25	2.25	2.25
1.95	1.95	1.95	1.95	1.95	1.95	1.95	1.95	1.75	1.95	1.95	1.75	1.75	1.75
0.40	0.40	0.70	0.40	0.70	0.60	1.10	0.90	1.60	0.90	1.50	1.20	2.30	1.90

Size

3/8

10

10

11

12

12

1/2

1/2

14

14

16

16

18

18

Bolt size		Metric Bolts
		Inch bolts
d		Nominal Size
		max
		min
dc		Nominal Size
		max
		min
h	Steel	Nominal Size
		max
		min
per 1000 units≈kg	Steel	≈
h	Stainless Steel	Nominal Size
		max
		min
per 1000 units≈kg	Stainless Steel	≈

-	M10	M10	M11	M12	M12	-	-	M14	M14	M16	M16	M18	M18
3/8"	-	-	7/16"	-	-	1/2"	1/2"	9/16"	9/16"	5/8"	5/8"	-	-
10.30	10.70	10.70	11.40	13.00	13.00	13.50	13.50	15.20	15.20	17.00	17.00	19.50	19.50
10.50	10.90	10.90	11.60	13.20	13.20	13.70	13.70	15.40	15.40	17.20	17.20	19.70	19.70
10.10	10.50	10.50	11.20	12.80	12.80	13.30	13.30	15.00	15.00	16.80	16.80	19.30	19.30
21.0	16.6	21.0	18.5	19.5	25.4	19.5	25.4	23.0	30.7	25.4	30.7	29.0	34.5
21.20	16.80	21.20	18.70	19.70	25.60	19.70	25.60	23.20	30.90	25.60	30.90	29.20	34.70
20.80	16.40	20.80	18.30	19.30	25.20	19.30	25.20	22.80	30.50	25.20	30.50	28.80	34.30
2.5	2.5	2.5	2.5	2.5	3.4	2.5	3.4	3.4	3.4	3.4	3.4	3.4	3.4
2.75	2.75	2.75	2.75	2.75	3.65	2.75	3.65	3.65	3.65	3.65	3.65	3.65	3.65
2.25	2.25	2.25	2.25	2.25	3.15	2.25	3.15	3.15	3.15	3.15	3.15	3.15	3.15
4.80	2.20	4.70	2.90	2.90	9.30	2.70	9.00	5.60	14.10	6.70	12.80	8.90	15.80
2.00	2.00	2.00	2.20	2.00	3.00	2.00	3.20	3.00	3.20	3.00	3.20	3.20	3.20
2.25	2.25	2.25	2.45	2.25	3.25	2.25	3.45	3.25	3.45	3.25	3.45	3.45	3.45
1.75	1.75	1.75	1.95	1.75	2.75	1.75	2.95	2.75	2.95	2.75	2.95	2.95	2.95
3.80	1.80	3.70	2.60	2.30	8.20	2.20	8.00	4.90	13.10	5.90	11.30	8.00	15.60

Size

3/4

3/4

20

20

22

22

24

24

1

1

27

27

30

30

Bolt size		Metric Bolts
		Inch bolts
d		Nominal Size
		max
		min
dc		Nominal Size
		max
		min
h	Steel	Nominal Size
		max
		min
per 1000 units≈kg	Steel	≈
h	Stainless Steel	Nominal Size
		max
		min
per 1000 units≈kg	Stainless Steel	≈

-	-	M20	M20	M22	M22	M24	M24	-	-	M27	M27	M30	M30
3/4"	3/4"	-	-	7/8"	7/8"	-	-	1"	1"	-	-	1 1/8"	1 1/8"
20.00	20.00	21.40	21.40	23.40	23.40	25.30	25.30	27.90	27.90	28.40	28.40	31.40	31.40
20.20	20.20	21.60	21.60	23.60	23.60	25.50	25.50	28.10	28.10	28.60	28.60	31.60	31.60
19.80	19.80	21.20	21.20	23.20	23.20	25.10	25.10	27.70	27.70	28.20	28.20	31.20	31.20
30.7	39.0	30.7	39.0	34.5	42.0	39.0	48.5	39.0	48.5	42.0	48.5	47.0	58.5
30.90	39.20	30.90	39.20	34.70	42.20	39.20	48.70	39.30	48.80	42.30	48.80	47.30	58.80
30.50	38.80	30.50	38.80	34.30	41.80	38.80	48.30	38.70	48.20	41.70	48.20	46.70	58.20
3.4	3.4	3.4	3.4	3.4	4.6	3.4	4.6	3.4	4.6	5.8	5.8	5.8	6.6
3.65	3.65	3.65	3.65	3.65	4.85	3.65	4.85	3.65	4.85	6.05	6.05	6.05	6.60
3.15	3.15	3.15	3.15	3.15	4.35	3.15	4.35	3.15	4.35	5.55	5.55	5.55	6.10
10.50	22.10	9.30	20.90	12.50	31.90	17.40	45.10	15.30	42.00	31.40	52.70	41.00	85.80
3.20	3.20	3.00	3.20	3.20	3.20	3.20	3.20	3.20	3.20	6.80	6.80	6.80	6.80
3.45	3.45	3.25	3.45	3.45	3.45	3.45	3.45	3.20	3.20	6.80	6.80	6.80	6.80
2.95	2.95	2.75	2.95	2.95	2.95	2.95	2.95	2.70	2.70	6.30	6.30	6.30	6.30
9.60	21.00	8.20	20.60	12.30	22.20	15.90	35.00	14.20	27.90	34.50	53.40	44.90	91.80

Size

33

33

36

36

39

42

45

48

52

56

60

64

68

72

Bolt size		Metric Bolts
		Inch bolts
d		Nominal Size
		max
		min
dc		Nominal Size
		max
		min
h	Steel	Nominal Size
		max
		min
per 1000 units≈kg	Steel	≈
h	Stainless Steel	Nominal Size
		max
		min
per 1000 units≈kg	Stainless Steel	≈

M33	M33	M36	M36	M39	M42	M45	M48	M52	M56	M60	M64	M68	M72
1 1/4"	1 1/4"	1 3/8"	1 3/8"	1 1/2"	-	1 3/4"	-	2"	2 1/4"	-	2 1/2"	-	-
34.40	34.40	37.40	37.40	40.40	43.20	46.20	49.60	53.60	59.10	63.10	67.10	71.10	75.10
34.60	34.60	37.60	37.60	40.60	43.40	46.70	50.10	54.10	59.60	63.60	67.60	71.60	75.60
34.20	34.20	37.20	37.20	40.20	43.00	46.20	49.60	53.60	59.10	63.10	67.10	71.10	75.10
48.5	58.5	55.0	63.0	58.5	63.0	70.0	75.0	80.0	85.0	90.0	95.0	100.0	105.0
48.80	58.80	55.30	63.30	58.80	63.30	70.00	75.00	80.00	85.00	90.00	95.00	100.00	105.00
48.20	58.20	54.70	62.70	58.20	62.70	68.00	73.00	78.00	83.00	88.00	93.00	98.00	103.00
5.8	6.6	5.8	6.6	5.8	5.8	7.0	7.0	7.0	7.0	7.0	7.0	9.5	9.5
6.05	6.60	6.05	6.60	6.05	6.05	7.75	7.75	7.75	7.75	7.75	7.75	10.25	10.25
5.55	6.10	5.55	6.10	5.55	5.55	6.25	6.25	6.25	6.25	6.25	6.25	8.75	8.75
38.90	80.00	54.90	91.50	58.90	79.70	102.00	120.00	130.00	135.00	152.00	167.00	282.00	307.00
6.80	/	6.80	/	6.80	6.80	6.80	6.80	9.00	9.00	9.00	9.00	9.00	9.00
6.80	/	6.80	/	6.80	6.80	7.55	7.55	9.75	9.75	9.75	9.75	9.75	9.75
6.30	/	6.30	/	6.30	6.30	6.05	6.05	8.25	8.25	8.25	8.25	8.25	8.25
42.80	/	59.60	/	67.40	75.00	102.00	120.00	180.40	213.00	235.00	258.00	282.00	307.00

Size

76

80

85

90

95

100

105

110

115

120

125

130

Bolt size		Metric Bolts
		Inch bolts
d		Nominal Size
		max
		min
dc		Nominal Size
		max
		min
h	Steel	Nominal Size
		max
		min
per 1000 units≈kg	Steel	≈
h	Stainless Steel	Nominal Size
		max
		min
per 1000 units≈kg	Stainless Steel	≈

M76	M80	M85	M90	M95	M100	M105	M110	M115	M120	M125	M130
3"	3 1/8"	-	-	-	4"	-	-	-	-	-	5"
79.10	83.10	88.10	92.40	97.40	103.40	108.40	113.40	118.40	123.40	128.40	133.40
79.60	83.60	88.60	92.90	97.90	103.90	108.90	113.90	118.90	123.90	128.90	133.90
79.10	83.10	88.10	92.40	97.40	103.40	108.40	113.40	118.40	123.40	128.40	133.40
110.0	115.0	120.0	130.0	135.0	145.0	150.0	155.0	165.0	170.0	173.0	178.0
110.00	115.00	120.00	130.00	135.00	145.00	150.00	155.00	165.00	170.00	173.00	178.00
108.00	113.00	118.00	128.00	133.00	143.00	148.00	153.00	163.00	168.00	171.00	176.00
9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5
10.25	10.25	10.25	10.25	10.25	10.25	10.25	10.25	10.25	10.25	10.25	10.25
8.75	8.75	8.75	8.75	8.75	8.75	8.75	8.75	8.75	8.75	8.75	8.75
333.00	360.00	378.00	477.00	498.00	589.00	613.00	635.00	753.00	779.00	766.00	792.00
9.00	9.00	/	/	/	/	/	/	/	/	/	/
9.75	9.75	/	/	/	/	/	/	/	/	/	/
8.25	8.25	/	/	/	/	/	/	/	/	/	/
333.00	360.00	/	/	/	/	/	/	/	/	/	/

, The specification is in inches.
, Large Type
, "Thousands of pieces" can be understood as "the weight of each thousand sets of washers"