Metric

Plain Washers B

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Part Desc. Washer SizeType CodeSeriesMaterialFinish
General
Nominal Washer Size Type Type Code T Thickness Thickness Code A Inside Diameter Inside Diameter Code B Outside Diameter Outside Diameter Code
1.6 Narrow
Regular
Wide
NAR
REG
WIDE
0.70 / 0.50
0.70 / 0.50
0.90 / 0.60
0.60
0.60
0.75
2.09 / 1.95
2.09 / 1.95
2.09 / 1.95
2.02
2.02
2.02
4.00 / 3.70
5.00 / 4.70
6.00 / 5.70
3.85
4.85
5.85
2 Narrow
Regular
Wide
NAR
REG
WIDE
0.90 / 0.60
0.90 / 0.60
0.90 / 0.60
0.75
0.75
0.75
2.64 / 2.50
2.64 / 2.50
2.64 / 2.50
2.57
2.57
2.57
5.00 / 4.70
6.00 / 5.70
8.00 / 7.64
4.85
5.85
7.82
2.5 Narrow
Regular
Wide
NAR
REG
WIDE
0.90 / 0.60
0.90 / 0.60
1.20 / 0.80
0.75
0.75
1.00
3.14 / 3.00
3.14 / 3.00
3.14 / 3.00
3.07
3.07
3.07
6.00 / 5.70
8.00 / 7.64
10.00 / 9.64
5.85
7.82
9.82
3 Narrow
Regular
Wide
NAR
REG
WIDE
0.90 / 0.60
1.20 / 0.80
1.40 / 1.00
0.75
1.00
1.20
3.68 / 3.50
3.68 / 3.50
3.68 / 3.50
3.59
3.59
3.59
7.00 / 6.64
10.00 / 9.64
12.00 / 11.57
6.82
9.82
11.78
3.5 Narrow
Regular
Wide
NAR
REG
WIDE
1.20 / 0.80
1.40 / 1.00
1.75 / 1.20
1.00
1.20
1.47
4.18 / 4.00
4.18 / 4.00
4.18 / 4.00
4.09
4.09
4.09
9.00 / 8.64
10.00 / 9.64
15.00 / 14.57
8.82
9.82
14.78
4 Narrow
Regular
Wide
NAR
REG
WIDE
1.20 / 0.80 1.40 / 1.00 2.30 / 1.60 1.00
1.20
1.95
4.88 / 4.70
4.88 / 4.70
4.88 / 4.70
4.79
4.79
4.79
10.00 / 9.64
12.00 / 11.57
16.00 / 15.57
9.82
11.78
15.78
5 Narrow
Regular
Wide
NAR
REG
WIDE
1.40 / 1.00
1.75 / 1.20
2.30 / 1.60
1.20
1.47
1.95
5.78 / 5.50
5.78 / 5.50
5.78 / 5.50
5.64
5.64
5.64
11.00 / 10.57
15.00 / 14.57
20.00 / 19.48
10.78
14.78
19.47
6 Narrow
Regular
Wide
NAR
REG
WIDE
1.75 / 1.20
1.75 / 1.20
2.30 / 1.60
1.47
1.47
1.95
6.87 / 6.65
6.87 / 6.65
6.87 / 6.65
6.67
6.67
6.67
13.00 / 12.57
18.80 / 18.37
25.40 / 24.88
12.78
18.58
25.14
8 Narrow
Regular
Wide
NAR
REG
WIDE
2.30 / 1.60
2.30 / 1.60
2.80 / 2.00
1.95
1.95
2.40
9.12 / 8.90
9.12 / 8.90
9.12 / 8.90
9.01
9.01
9.01
18.80 / 18.37
25.40 / 24.48
32.00 / 31.38
18.58
24.93
31.69
10 Narrow
Regular
Wide
NAR
REG
WIDE
2.30 / 1.60
2.80 / 2.00
3.50 / 2.50
1.95
2.40
3.00
11.12 / 10.85
11.12 / 10.85
11.12 / 10.85
10.98
10.98
10.98
20.00 / 19.48
28.00 / 27.48
39.00 / 38.38
19.74
27.74
38.69
12 Narrow
Regular
Wide
NAR
REG
WIDE
2.80 / 2.00
3.50 / 2.50
3.50 / 2.50
2.40
3.00
3.00
13.57 / 13.30
13.57 / 13.30
13.57 / 13.30
13.43
13.43
13.43
25.40 / 24.88
34.00 / 33.38
44.00 / 43.38
25.14
33.69
43.69
14 Narrow
Regular
Wide
NAR
REG
WIDE
2.80 / 2.00
3.50 / 2.50
4.00 / 3.00
2.40
3.00
3.75
15.52 / 15.25
15.52 / 15.25
15.52 / 15.25
15.38
15.38
15.38
28.00 / 27.48
39.00 / 38.38
50.00 / 49.38
27.74
38.69
49.69
16 Narrow
Regular
Wide
NAR
REG
WIDE
3.50 / 2.50
4.00 / 3.00
4.60 / 3.50
3.00
3.75
4.05
17.52 / 17.25
17.52 / 17.25
17.52 / 17.25
17.39
17.39
17.39
32.00 / 31.38
44.00 / 43.38
56.00 / 54.80
31.69
43.69
55.40
20 Narrow
Regular
Wide
NAR
REG
WIDE
4.00 / 3.00
4.60 / 3.50
5.10 / 4.00
3.75
4.05
4.55
22.32 / 21.80
22.32 / 21.80
22.32 / 21.80
22.06
22.06
22.06
39.00 / 38.38
50.00 / 49.38
66.00 / 64.80
38.69
49.69
65.40