Washer Dimensions

Name: Huge range of fasteners
Item: Washers
Rating: 5
Author: Phillip Kershaw

You are here:

Home
Washer Dimensions

Washers Dimensions Comparison Chart

Metric

Th means thickness in this table.

BOLT SIZE		FORM A		FORM B		FORM C		FORM D		FORM E		FORM F		FORM G
		O/D	Th	O/D	Th	O/D	Th	O/D	Th	O/D	Th	O/D	Th	O/D	Th
M	1	2.5	0.3
M	1.2	3.0	0.3
M	1.4	3.0	0.3
M	1.6	4.0	0.3
M	2	5.0	0.3
M	2.2	5.0	0.5
M	2.5	6.5	0.5
M	3	7.0	0.5
M	3.5	7.0	0.5
M	4	9.0	0.8			10.0	0.8
M	4.5	9.0	0.8
M	5	10.0	1.0			12.5	1.0			10.0	1.0			15.0	1.6
M	6	12.5	1.6	12.5	0.8	14.0	1.6	14.0	0.1	12.5	1.6			18.0	2.0
M	7	14.0	1.6	14.0	0.8					14.0	1.6			21.0	2.0
M	8	17.0	1.6	17.0	1.0	21.0	1.6	21.0	1.0	17.0	1.6	21.0	1.6	24.0	2.0
M	10	21.0	2.0	21.0	1.2	24.0	2.0	24.0	1.2	21.0	2.0	24.0	2.0	30.0	2.5
M	12	24.0	2.5	24.0	1.6	28.0	2.5	28.0	1.6	24.0	2.5	28.0	2.5	36.0	3.0
M	14	28.0	2.5	28.0	1.6	30.0	2.5	30.0	1.6	28.0	2.5	30.0	2.5	42.0	3.0
M	16	30.0	3.0	30.0	2.0	34.0	3.0	34.0	2.0	30.0	3.0	34.0	3.0	48.0	4.0
M	18	34.0	3.0	34.0	2.0	37.0	3.0	37.0	2.0	34.0	3.0	37.0	3.0	54.0	4.0
M	20	37.0	3.0	37.0	2.0	39.0	3.0	39.0	2.0	37.0	3.0	39.0	3.0	60.0	5.0
M	22	39.0	3.0	39.0	2.0	44.0	3.0	44.0	2.0	39.0	3.0	44.0	3.0	66.0	5.0
M	24	44.0	4.0	44.0	2.5	50.0	4.0	50.0	2.5	44.0	4.0	50.0	4.0	72.0	6.0
M	27	50.0	4.0	50.0	2.5	56.0	4.0	56.0	2.5	50.0	4.0	56.0	4.0	81.0	6.0
M	30	56.0	4.0	56.0	2.5	60.0	4.0	60.0	2.5	56.0	4.0	60.0	4.0	90.0	8.0
M	33	60.0	5.0	60.0	3.0	66.0	5.0	66.0	3.0	60.0	5.0	66.0	5.0	99.0	8.0
M	36	66.0	5.0	66.0	3.0	72.0	5.0	72.0	3.0	66.0	5.0	72.0	5.0	108.0	10.0
M	39	72.0	6.0	72.0	3.0	77.0	6.0	77.0	3.0	72.0	6.0	77.0	6.0	117.0	10.0
M	42	78.0	7.0							78.0	7.0
M	45	85.0	7.0							85.0	7.0
M	48	92.0	8.0							92.0	8.0
M	52	98.0	8.0							98.0	8.0
M	56	105.0	9.0							105.0	9.0
M	60	110.0	9.0							110.0	9.0
M	64	115.0	9.0							115.0	9.0
M	68	120.0	10.0							120.0	10.0
M	72	125.0	10.0
M	76	135.0	10.0
M	80	140.0	12.0
M	85	145.0	12.0
M	90	160.0	12.0
M	95	165.0	12.0
M	100	175.0	14.0

Imperial

Bolt Size		Table 3			Table 4
			Light	Heavy		Light	Heavy
		O/D	Thickness	Thickness	O/D	Thickness	Thickness
1/4	Inch	0.562	0.030	0.056	0.625	0.040	0.056
5/16	Inch	0.625	0.040	0.072	0.750	0.048	0.072
3/8	Inch	0.750	0.048	0.072	0.875	0.048	0.072
7/16	Inch	0.875	0.048	0.092	1.000	0.056	0.092
1/2	Inch	1.000	0.056	0.092	1.125	0.056	0.092
9/16	Inch	1.125	0.056	0.104	1.250	0.056	0.104
5/8	Inch	1.250	0.072	0.116	1.375	0.072	0.116
3/4	Inch	1.500	0.072	0.128	1.625	0.072	0.128
7/8	Inch	1.625	0.072	0.144	1.875	0.072	0.144
1	Inch	1.875	0.072	0.160	2.125	0.092	0.160
1.1/8	Inch	2.125	0.092	0.176	2.375	0.104	0.176
1.1/4	Inch	2.375	0.116	0.176	2.625	0.116	0.176
1.3/8	Inch	2.625		0.192	2.875	0.128	0.192
1.1/2	Inch	2.875		0.192	3.125	0.128	0.192
1.3/4	Inch	3.375		0.212	3.625	0.128	0.212
2	Inch	3.625		0.212	4.125	0.128	0.212

Other

Repair Washers
BOLT SIZE			O/D		Thickness
M	5	x	20	x	1.5
M	5	x	25	x	1.5
M	5	x	30	x	1.5
M	6	x	20	x	1.5
M	6	x	25	x	1.5
M	6	x	30	x	1.5
M	6	x	40	x	1.5
M	6	x	50	x	1.5
M	8	x	25	x	1.5
M	8	x	30	x	1.5
M	8	x	40	x	1.5
M	8	x	50	x	1.5
M	10	x	25	x	1.5
M	10	x	30	x	1.5
M	10	x	40	x	1.5
M	10	x	50	x	1.5
M	12	x	40	x	1.5
M	12	x	50	x	1.5

Repair washers are also known as:

Penny Washers
Mudguard Washers
Mudwing Washers

Other Washers
BOLT SIZE
M	3
M	4
M	5
M	6	1/4"
M	8	5/16"
M	10	3/8"
M	12	1/2"
M	14
M	16	5/8"
M	18
M	20	3/4"
M	22	7/8"
M	24	1"
M	27
M	30
M	33
M	36

Some other washers we have available are:

Helical Spring Washers
Shakeproof Washers
Nord-Lock Washers
Belleville Washers

Finishes available:

Plain Carbon Steel
BZP
A2-304 Stainless Steel
A4-316 Stainless Steel
Galvanised
Brass
Nylon

Please Note: Not all washers are available in every finish. Please contact us for more details.

Our Services

Get In Touch

If you have any questions about our products please call us or complete the contact form below.

COVID-19 NOTICE

We are keen to continue to service our trade customers. As a result, we have closed the trade counter to all but TRADE CUSTOMERS. We would ask that trade customers call and place their order BEFORE coming to our premises. This will allow us to pick the items and prepare for despatch. Our carriers are still operating and we can forward your order either via our local delivery service or countrywide.

More Information