Click Specification

Metric Plain Washers (General Purpose)

ANSI B 18.22M - 1981 (R2010)

Display drawing:

Nominal Diameter

Φ1.6
N

Φ1.6
R

Φ1.6
W

Φ2
N

Φ2
R

Φ2
W

Φ2.5
N

Φ2.5
R

Φ2.5
W

Φ3
N

Φ3
R

Φ3
W

Φ3.5
N

Series ^①
d	max
	min
d_c	max
	min
h	max
	min

N	R	W	N	R	W	N	R	W	N	R	W	N
2.09	2.09	2.09	2.64	2.64	2.64	3.14	3.14	3.14	3.68	3.68	3.68	4.18
1.95	1.95	1.95	2.50	2.50	2.50	3.00	3.00	3.00	3.50	3.50	3.50	4.00
4	5	6	5	6	8	6	8	10	7	10	12	9
3.70	4.70	5.70	4.70	5.70	7.64	5.70	7.64	9.64	6.64	9.64	11.57	8.64
0.70	0.70	0.90	0.90	0.90	0.90	0.90	0.90	1.20	0.90	1.20	1.40	1.20
0.50	0.50	0.60	0.60	0.60	0.60	0.60	0.60	0.80	0.60	0.80	1.00	0.80

Nominal Diameter

Φ3.5
R

Φ3.5
W

Φ4
N

Φ4
R

Φ4
W

Φ5
N

Φ5
R

Φ5
W

Φ6
N

Φ6
R

Φ6
W

Φ8
N

Φ8
R

Series ^①
d	max
	min
d_c	max
	min
h	max
	min

R	W	N	R	W	N	R	W	N	R	W	N	R
4.18	4.18	4.88	4.88	4.88	5.78	5.78	5.78	6.87	6.87	6.87	9.12	9.12
4.00	4.00	4.70	4.70	4.70	5.60	5.60	5.60	6.65	6.65	6.65	8.90	8.90
10	15	10	12	16	11	15	20	13	18.8	25.4	18.8	25.4
9.64	14.57	9.64	11.57	15.57	10.57	14.57	19.48	12.57	18.28	24.88	18.28	24.88
1.40	1.75	1.20	1.40	2.30	1.40	1.75	2.30	1.75	1.75	2.30	2.30	2.30
1.00	1.20	0.80	1.00	1.60	1.00	1.20	1.60	1.20	1.20	1.60	1.60	1.60

Nominal Diameter

Φ8
W

Φ10
N

Φ10
R

Φ10
W

Φ12
N

Φ12
R

Φ12
W

Φ14
N

Φ14
R

Φ14
W

Φ16
N

Φ16
R

Φ16
W

Series ^①
d	max
	min
d_c	max
	min
h	max
	min

W	N	R	W	N	R	W	N	R	W	N	R	W
9.12	11.12	11.12	11.12	13.57	13.57	13.57	15.52	15.52	15.52	17.52	17.52	17.68
8.90	10.85	10.85	10.85	13.30	13.30	13.30	15.25	15.25	15.25	17.25	17.25	17.25
32	20	28	39	25.4	34	44	28	39	50	32	44	56
31.38	19.48	27.48	38.38	24.88	33.38	43.38	27.48	38.38	49.38	31.38	43.38	54.80
2.80	2.30	2.80	3.50	2.80	3.50	3.50	2.80	3.50	4.00	3.50	4.00	4.60
2.00	1.60	2.00	2.50	2.00	2.50	2.50	2.00	2.50	3.00	2.50	3.00	3.50

Nominal Diameter

Φ20
N

Φ20
R

Φ20
W

Φ24
N

Φ24
R

Φ24
W

Φ30
N

Φ30
R

Φ30
W

Φ36
N

Φ36
R

Φ36
W

Series ^①
d	max
	min
d_c	max
	min
h	max
	min

N	R	W	N	R	W	N	R	W	N	R	W
22.13	22.32	22.32	26.12	26.12	26.12	33.02	33.02	33.02	38.92	38.92	38.92
21.80	21.80	21.80	25.60	25.60	25.60	32.40	32.40	32.40	38.30	38.30	38.30
39	50	66	44	56	72	56	72	90	66	90	110
38.38	49.00	64.80	43.00	54.80	70.80	54.80	70.80	88.60	64.80	88.60	108.60
4.00	4.60	5.10	4.60	5.10	5.60	5.10	5.60	6.40	5.60	6.40	8.50
3.00	3.50	4.00	3.50	4.00	4.50	4.00	4.50	5.00	4.50	5.00	7.00

①,N：Narrow
R：Regular
W：Wide

Alternative history

ANSI B 18.22M - 1981(R2010) ANSI B 18.22M - 1981(R2017)

Send Inquiry

Similar Standards

1	[DIN] DIN 125-1 - 1990	Product Grade A, up to Hardness 250 HV, Primarily for Hexagon Bolts and Nuts View Suppliers
2	[ISO] ISO 7091 - 1983	Plain Washers- Producte Grade C
3	[ISO] ISO 7091 - 2000	Plain Washers-Normal Series - Product Grade C
4	[EN ISO] EN ISO 7089 - 2000	Plain Washers - Normal Series - Product Grade A
5	[DIN] DIN 65209 - 2010	Aerospace Series - Washers, Countersunk;
6	[DIN] DIN 1441 - 2009	Washers for Clevis Pins - Product Grade C
7	[DIN EN ISO] DIN EN ISO 7091 - 2000	Plain Washers - Normal Series, Product Grade C
8	[ASME] ASME 18.2.6M - 2012	Hardened Steel Circular and Circular Clipped Washers (ASTM F436M)
9	[DIN] DIN 1441 - 1974	Washers Type Coarse for Bolts
10	[ANSI] ANSI B 18.22.1 - 1965 (R1998)	Additional Selected Sizes of Type A Plain Washers [Table 1B] (ASTM A325 / ANSI 1060)
11	[ANSI] ANSI B 18.22.1 - 1965 (R1998)	Preferred Sizes of Type A Plain Washers [Table 1A] (ASTM A325 / ANSI 1060)
12	[ASME/ANSI] ASME/ANSI B 18.21.1 - 2009	Plain Washers - Type B (ASTM F844)
13	[ASME] ASME B 18.21.1 - 2009 (R2016)	Plain Washers - Type A (ASTM F844)
14	[ASME] ASME B 18.21.1 - 2009 (R2016)	Plain Washers - Type B (ASTM F844)
15	[DIN] DIN 126 - 1990	Product Grade C Washers Designed for use with Hexagon Head Bolts and Nuts
16	[DIN] DIN 34815 - 1999	Plastic Plain Washers - Normal Series
17	[DIN] DIN 125-2 - 1990	Product Grade A, Washers with a Hardness from 300 HV Designed for Use with Hexagon Head Bolts and Nuts
18	[ANSI] ANSI B 18.22.1 - 1965 (R1998)	Type B Plain Washers [Table 2] (ASTM A325 / ANSI 1060)
19	[ASME/ANSI] ASME/ANSI B 18.21.1 - 2009	Plain Washers - Type A (ASTM F844)
20	[DIN EN ISO] DIN EN ISO 7089 - 2000	Plain Washers - Normal Series - Product Grade A
21	[ANSI] ANSI B 18.22M - 1981 (R2017)	Metric Plain Washers
22	[ASME/ANSI] ASME/ANSI B 18.21.1 - 2009	Fender Washers
23	[ISO] ISO 887 - 2000 (R2006)	Plain Washers for Metric Bolts, Screws and Nuts for General Purposes
24	[DIN EN ISO] DIN EN ISO 7090 - 2000	Plain Washers, Chamfered - Normal Series - Product Grade A
25	[DIN EN] DIN EN 28738 - 1992	Plain Washers for Clevis Pins; Product Grade A;
26	[ISO] ISO 7089 - 2000	Plain Washers - Normal Series - Product Grade A
27	[ISO] ISO 7090 - 2000	Plain Washers, Chamfered-Normal Series - Product Grade A
28	[NF] NF E 25-518 - 1987	Thick Plain Washers for Mechanical Appliations - Product Grade A
29	[BS] BS 3410 (-1) - 1961	Small Bright Washers for Use with B.A. and American Number Size [Table 1]
30	[UNI] UNI 6952	Plain Washers
31	[NF] NF B 27-711 - 1982	Plain Washers, Chamfered
32	[JIS] JIS B 1220 - 2015	Foundation Plain Washers
33	[UNI] UNI 1750	Thin Plain Washers, Chamfered
34	[NF] NF E 25-526 - 2000	Plain Washers - Normal Series - Product Grade A
35	[GB] GB /T 97.2 - 1985	Grade A Chamferred Plain Washers
36	[GB] GB /T 5649 - 2008	Flared Couplings - Lockup Washer
37	[GB] GB /T 97.1 - 2002	Plain Washers - Product Grade A
38	[NF] NF E 25-514 - 1987	Plain Washers - Product Grade A
39	[GB] GB /T 97.1 - 1985	Grade A Plain Washers
40	[BS] BS 4320 (E) - 1968	Black Washers - Normal Diameter. Metric Series - Form E
41	[JIS] JIS B 1256 (F) - 1978	Finished Circular Washers
42	[JIS] JIS B 1256 (R) - 1978	Regular Circular Washers
43	[BS] BS 3410 (-7) - 1961	Ordinary Black Washers [Table 7]
44	[NF] NF E 25-527 - 2000	Plain Washers, Chamfered - Normal Series - Product Grade A
45	[NF] NF E 25-522 - 1999	Plain Washers for Tapping Screw and Washer Assemblies - Normal Series - Product Grade A
46	[BS] BS 4320 (A) - 1968	Bright Washers - Normal Diameter. Metric Series - Form A
47	[BS] BS 3410 (-5) - 1961	Medium Bright Washers for Automobie Purposes for Use with UNC, UNF, B.S.W. and B.S.F. Fasteners
48	[JIS] JIS B 1220 - 2010	Foundation Plain Washers
49	[GB] GB /T 97.2 - 2002	Plain Washers, Chamfered - Product Grade A
50	[NF] NF E 27-711 - 1982	Plain Washers
51	[UNI] UNI 6592 - 1972	Plain Washers
52	[JIS] JIS B 1256 (NCA) - 2008	Normal Plain Washers, Chamfered - Product Grade A
53	[GB] GB /T 95 - 2002	Plain Washers - Product Grade C
54	[NF] NF E 25-513	Plain Washers - M Style
55	[GB] GB /T 95 - 1985	Plain Washers - Product Grade C
56	[GB] GB /T 17116.3 - 2018	Plain Washers
57	[NF] NF E 25-528 - 2000	Plain Washers - Normal Series - Product Grade C
58	[GB] GB 97 - 1976	Plain Washers
59	[BS] BS 4320 (B) - 1968	Bright Washers - Normal Diameter (Light). Metric Series - Form B
60	[JIS] JIS B 1256 (NC) - 2008	Normal Plain Washers - Product Grade C
61	[UNI] UNI 6593 - 1997	Plain Washers-Wide Band
62	[JIS] JIS B 1256 (NA) - 2008	Normal Plain Washers - Product Grade A
63	[UNI] UNI 1734	Plain Washers, Chamfered - Product Grade A
64	[KS] KS B 1326 (T8) - 2021	Plain Washers - Large Series
65	[KS] KS B 1326 (T9) - 2021	Plain Washers
66	[KS] KS B 1326 (T1) - 2009	Plain Washers
67	[KS] KS B 1326 (T2) - 2009	Plain Washers
68	[KS] KS B 1326 (T3) - 2009	Plain Washers
69	[IS] IS 2016 (Table 3) - 1967	Punched Washers, Type B, For Round and Cheese Head Screws
70	[IS] IS 2016 (Table 2) - 1967	Punched Washers, Type A, For Hexagonal Bolts and Screws
71	[IS] IS 2016 (Table 1) - 1967	Machined Washers
72	[IS] IS 5370 - 1969	specification for Plain Washers with Outside Diameter ≈ 3 × Inside Diameter
73	[IS] IS 6649 (A) - 1985	Hardened and Tempered Washers for High Strength Structural Bolts and Nuts - Plain Hole Circular Washers, Type A
74	[KS] KS B 1326 (T7) - 2021	Plain Washers - Small Series
75	[CNS] CNS 5115 - 1980	Plain Washers for Bolts - Grade C
76	[CNS] CNS 5114 - 1980	Washers, Type Medium, for Bolts
77	[CNS] CNS 152 - 1994	Plain Washers (Used for Screws That Diameter Between M1 to M20)
78	[AS] AS 1237.1 - 2002	Plain Washers for Metric Bolts, Screws and Nuts for General Purposes - Normal, Product Grade A and C
79	[GOST] GOST 9649 - 1978	Steel Washers for Pins, Grade A
80	[GOST] GOST 11371 - 1978	Washers
81	[GOST] GOST 53664 - 2009	Washers
82	[SAE] SAE J 2655 - 2015	Fender Washers
83	[SAE] SAE J 2655 - 2015	Plain Washers - Type A
84	[SAE] SAE J 2655 - 2015	Plain Washers - Type B
85	[YJT] YJT 6001	American System Washers - SAE