Tab washer

Tab washer from Thomas Potter Ltd

Tab Washers take the form of plain washers with one or more tabs which can be bent to provide a mechanical lock between a nut or bolt and the component being clamped.

In some cases one or more of the tabs are pre bent, the remaining tab or tabs being bent into position after assembly.

Tabwashers come in various formats and can be used in a wide variety of applications

DIN93 single tab

Sizes Available
d	screw size	d1	b	I	s	Box Qty

3.2	M3	12	4	13	0.38	500
4.3	M4	14	5	14	0.38	500
5.3	M5	17	6	16	0.5	500
6.4	M6	19	7	18	0.5	500
8.4	M8	22	8	20	0.75	500
10.5	M10	26	10	22	0.75	500
13	M12	30	12	28	1	500
15	M14	33	12	28	1	200
17	M16	36	15	32	1	200
19	M18	40	18	36	1	200
21	M20	42	18	36	1	200
23	M22	50	20	42	1	200
25	M24	50	20	42	1	200
28	M27	58	23	48	1.6	50
31	M30	63	26	52	1.6	50
34	M33	68	28	56	1.6	50
37	M36	75	30	60	1.6	50
40	M39	82	32	64	1.6	50

DIN463 double tab

Sizes Available
d	for screws	d1	I1	I2	b	s	Boxed
4.3	M 4	9	14	6.5	5	0.4	100
5.3	M 5	10	16	8	6	0.5	100
6.4	M 6	12.5	18	9	7	0.5	100
8.4	M 8	17	20	11	8	0.75	50
10.5	M 10	21	22	13	10	0.75	50
13	M 12	24	28	15	12	1	50
15	M 14	28	28	16	12	1	50
17	M 16	30	32	18	15	1	50
19	M 18	34	36	20	18	1	50
21	M 20	37	36	21	18	1	50
23	M 22	39	42	23	20	1	25
25	M 24	44	42	35	20	1	25
28	M 27	50	48	29	23	1.6	25
31	M 30	56	52	32	26	1.6	25
34	M 33	60	56	34	28	1.6	10
37	M 36	66	60	38	30	1.6	10
40	M 39	72	64	41	32	1.6	10