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METRIC HELICAL SPRING SPLIT LOCKWASHERS

DIN 127B

Nominal	Inside Diameter		Outside Diameter	Width	Thickness	WCL
Washer	A		B	C	D	Product Number
Size	Min.	Max.				Steel	Stainless	Bronze
M2.5	2.59	2.89	5.10	0.88	0.50	M2.5-DIN-127B-C/S	M2.5-DIN-127B-SS	Available
M3	3.10	3.40	6.20	1.20	0.70	M3-DIN-127B-C/S	M3-DIN-127B-SS	Available
M3.5	3.60	3.91	6.70	1.19	0.71	M3.5-DIN-127B-C/S	M3.5-DIN-127B-SS	Available
M4	4.10	4.40	7.60	1.40	0.80	M4-DIN-127B-C/S	M4-DIN-127B-SS	Available
M5	5.10	5.40	9.20	1.70	1.10	M5-DIN-127B-C/S	M5-DIN-127B-SS	Available
M6	6.10	6.50	11.80	2.35	1.50	M6-DIN-127B-C/S	M8-DIN-127B-SS	Available
M7	7.10	7.50	12.80	2.35	1.50	M7-DIN-127B-C/S	M7-DIN-127B-SS	Available
M8	8.10	8.50	14.80	2.85	1.90	M8-DIN-127B-C/S	M8-DIN-127B-SS	Available
M10	10.20	10.70	18.10	3.30	2.05	M10-DIN-127B-C/S	M10-DIN-127B-SS	Available
M12	12.20	12.70	21.10	3.80	2.35	M12-DIN-127B-C/S	M12-DIN-127B-SS	Available
M14	14.20	14.70	24.10	4.30	2.85	M14-DIN-127B-C/S	M14-DIN-127B-SS	Available
M16	16.20	17.00	27.40	4.80	3.30	M16-DIN-127B-C/S	M16-DIN-127B-SS	Available
M18	18.20	19.00	29.40	4.80	3.30	M18-DIN-127B-C/S	M18-DIN-127B-SS	Available
M20	20.20	21.20	33.60	5.80	3.80	M20-DIN-127B-C/S	M20-DIN-127B-SS	Available
M22	22.50	23.50	35.90	5.80	3.80	M22-DIN-127B-C/S	M22-DIN-127B-SS	Available
M24	24.50	25.50	40.00	6.75	4.80	M24-DIN-127B-C/S	M24-DIN-127B-SS	Available
M30	30.50	31.70	48.20	7.75	5.80	M30-DIN-127B-C/S	M30-DIN-127B-SS	Available

Specify Material-WCL stocks a variety in carbon steel and stainless.

SQUARE SECTION
DIN 7980

Nominal	Inside Diameter		Outside	Width	Thickness	WCL
Washer	A		Diameter	C	D	Product Number
Size	Min.	Max.	B			Steel	Stainless	Bronze
M6	6.10	6.50	9.70	1.40	1.40	M6-DIN-7980-C/S	M6-DIN-7980-SS	Available
M8	8.20	8.60	12.80	1.90	1.90	M8-DIN-7980-C/S	M8-DIN-7980-SS	Available
M10	10.20	10.80	16.10	2.35	2.35	M10-DIN-7980-C/S	M10-DIN-7980-SS	Available
M12	12.20	13.00	18.30	2.35	2.35	M12-DIN-7980-C/S	M12-DIN-7980-SS	Available
M14	14.20	15.00	21.40	2.80	2.80	M14-DIN-7980-C/S	M14-DIN-7980-SS	Available
M16	16.20	17.20	24.60	3.30	3.30	M16-DIN-7980-C/S	M16-DIN-7980-SS	Available
M18	18.20	19.20	26.60	3.30	3.30	M18-DIN-7980-C/S	M18-DIN-7980-SS	Available
M20	20.20	21.20	30.60	4.30	4.30	M20-DIN-7980-C/S	M20-DIN-7980-SS	Available
M22	22.50	23.50	32.90	4.30	4.30	M22-DIN-7980-C/S	M22-DIN-7980-SS	Available
M24	24.50	25.50	35.90	4.80	4.80	M24-DIN-7980-C/S	M24-DIN-7980-SS	Available
M30	30.50	31.80	44.20	5.80	5.80	M30-DIN-7980-C/S	M30-DIN-7980-SS	Available

REGULAR
SECTION
ASME
B18.21.2M-1994

Nominal	Inside Diameter		Outside	Width	Thickness	WCL
Washer	A		Diameter	C	D	Product Number
Size	Min.	Max.	B			Steel	Stainless	Bronze
M2.5	2.55	2.70	4.94	1.02	0.64	M2.5-REG-C/S	M2.5-REG-SS	Available
M3	3.06	3.21	5.83	1.19	0.79	M3-REG-C/S	M3-REG-SS	Available
M3.5	3.58	3.76	6.35	1.19	0.79	M3.5-REG-C/S	M3.5-REG-SS	Available
M4	4.08	4.26	7.28	1.40	1.02	M4-REG-C/S	M4-REG-SS	Available
M5	5.08	5.26	8.66	1.57	1.19	M5-REG-C/S	M5-REG-SS	Available
M6	6.10	6.29	12.08	2.77	1.57	M6-REG-C/S	M6-REG-SS	Available
M8	8.13	8.36	14.96	3.18	1.98	M8-REG-C/S	M8-REG-SS	Available
M10	10.13	10.38	17.83	3.58	2.39	M10-REG-C/S	M10-REG-SS	Available
M12	12.15	12.45	21.47	4.34	3.18	M12-REG-C/S	M12-REG-SS	Available
M14	14.20	14.50	24.39	4.78	3.58	M14-REG-C/S	M14-REG-SS	Available
M16	16.25	16.63	27.53	5.16	3.96	M16-REG-C/S	M16-REG-SS	Available
M20	20.28	20.66	33.26	5.94	4.78	M20-REG-C/S	M20-REG-SS	Available
M24	24.30	24.81	39.79	7.14	5.94	M24-REG-C/S	M24-REG-SS	Available
M30	30.51	31.25	49.36	8.74	7.54	M30-REG-C/S	M30-REG-SS	Available
M36	36.61	37.50	58.76	10.31	9.12	M36-REG-C/S	M36-REG-SS	Available

HEAVY
SECTION
ASME
B18.21.2M-1994

Nominal	Inside Diameter		Outside	Width	Thickness	WCL
Washer	A		Diameter	C	D	Product Number
Size	Min.	Max.	B			Steel	Stainless	Bronze
M2.5	2.55	2.70	5.29	1.19	0.79	M2.5-HVY-C/S	M2.5-HVY-SS	Available
M3	3.06	3.21	6.24	1.40	1.02	M3-HVY-C/S	M3-HVY-SS	Available
M3.5	3.58	3.76	6.76	1.40	1.02	M3.5-HVY-C/S	M3.5-HVY-SS	Available
M4	4.08	4.26	7.64	1.57	1.19	M4-HVY-C/S	M4-HVY-SS	Available
M5	5.08	5.26	9.07	1.78	1.42	M5-HVY-C/S	M5-HVY-SS	Available
M6	6.10	6.29	12.12	2.79	1.96	M6-HVY-C/S	M6-HVY-SS	Available
M8	8.13	8.36	15.22	3.30	2.46	M8-HVY-C/S	M8-HVY-SS	Available
M10	10.13	10.38	18.03	3.68	2.92	M10-HVY-C/S	M10-HVY-SS	Available
M12	12.15	12.45	21.73	4.47	3.84	M12-HVY-C/S	M12-HVY-SS	Available
M14	14.20	14.50	24.64	4.90	4.32	M14-HVY-C/S	M14-HVY-SS	Available
M16	16.25	16.63	27.88	5.33	4.80	M16-HVY-C/S	M16-HVY-SS	Available
M20	20.28	20.66	33.77	6.20	5.74	M20-HVY-C/S	M20-HVY-SS	Available
M24	24.30	24.81	40.66	7.57	7.21	M24-HVY-C/S	M24-HVY-SS	Available
M30	30.51	31.25	50.81	9.47	9.25	M30-HVY-C/S	M30-HVY-SS	Available
M36	36.61	37.50	60.60	11.23	11.18	M36-HVY-C/S	M36-HVY-SS	Available

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Tel (626) 968-5523 • Fax (626) 369-9805 • We are Open 7am - 4:30pm, Pacific

WCL Company specializes in reliable low-cost, engineered high-performance fasteners, fittings, plastic components, washers, nuts, and a wide array of fastener components. WCL has 50 years of experience with all types of standard and engineered fasteners, and provides a comprehensive line of fastener products for sale from some of the world's leading manufacturers.

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