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GB 7244-1987 Heavy Type Single Coil Spring Lock Washers

Product brief description:

Durable and sturdy

No rust when exposed to water

Standard size

Environmentally friendly and aesthetically pleasing

Complete variety

Wide adaptability

Quality assurance

Material diversity (stainless steel, spring steel, copper, aluminum, alloy steel, etc)

Product specifics:

GB 7244-1987 heavy type single coil spring lock washers is widely used in mechanical railway industrial products, auto parts, power products, solar products, ships, building decoration engineering, bridges, furniture, home appliances, and other fields.

Product parameter table:

GB 7244-1987 heavy type single coil spring lock washers

Size		Φ6	Φ8	Φ10	Φ12	(Φ14)	Φ16	(Φ18)	Φ20	(Φ22)	Φ24	(Φ27)	Φ30	(Φ33)	Φ36
d	min	6.1	8.1	10.2	12.2	14.2	16.2	18.2	20.2	22.5	24.5	27.5	30.5	33.5	36.5
d	max	6.68	8.68	10.9	12.9	14.9	16.9	19.04	21.04	23.34	25.5	28.5	31.5	34.7	37.7
h	Nominal Size	1.8	2.4	3	3.5	4.1	4.8	5.3	6	6.6	7.1	8	9	9.9	10.8
	min	1.65	2.25	2.85	3.3	3.9	4.6	5.1	5.8	6.3	6.8	7.7	8.7	9.6	10.5
	max	1.95	2.55	3.15	3.7	4.3	5	5.5	6.2	6.9	7.4	8.3	9.3	10.2	11.1
n	Nominal Size	2.6	3.2	3.8	4.3	4.8	5.3	5.8	6.4	7.2	7.5	8.5	9.3	10.2	11
	min	2.45	3	3.6	4.1	4.6	5.1	5.6	6.1	6.9	7.2	8.2	9	9.9	10.7
	max	2.75	3.4	4	4.5	5	5.5	6	6.7	7.5	7.8	8.8	9.6	10.5	11.3
H	min	3.6	4.8	6	7	8.2	9.6	10.6	12	13.2	14.2	16	18	19.8	21.6
H	max	4.5	6	7.5	8.75	10.25	12	13.25	15	16.5	17.75	20	22.5	24.75	27
per 1000 units ≈ kg		0.971	2.07	3.8	5.92	8.9	13.01	17.55	24.29	33.57	40.54	58.24	79.2	104.9	134.1