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:
BS 4464 Spring Lock Washers (Type A/B/D/BP) 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:
Metric spring lock washers - type A:
| Size | M3 | M3.5 | M4 | M5 | M6 | M8 | M10 | M12 | M14 | M16 | M18 | |
| d | max | 3.3 | 3.8 | 4.35 | 5.35 | 6.4 | 8.55 | 10.6 | 12.6 | 14.7 | 16.9 | 19 |
| min | 3.1 | 3.6 | 4.1 | 5.1 | 6.1 | 8.2 | 10.2 | 12.2 | 14.2 | 16.3 | 18.3 | |
| h | Nominal Size | 1 | 1 | 1.2 | 1.5 | 1.5 | 2 | 2.5 | 2.5 | 3 | 3.5 | 3.5 |
| max | 1.1 | 1.1 | 1.3 | 1.6 | 1.6 | 2.1 | 2.65 | 2.65 | 3.2 | 3.7 | 3.7 | |
| min | 0.9 | 0.9 | 1.1 | 1.4 | 1.4 | 1.9 | 2.35 | 2.35 | 2.8 | 3.3 | 3.3 | |
| dc | max | 5.5 | 6 | 6.95 | 8.55 | 9.6 | 12.75 | 15.9 | 17.9 | 21.1 | 24.3 | 26.4 |
| Size | M20 | M22 | M24 | M27 | M30 | M33 | M36 | M39 | M42 | M45 | M48 | |
| d | max | 21.1 | 23.3 | 25.3 | 28.5 | 31.5 | 34.6 | 37.6 | 40.8 | 43.8 | 46.8 | 50 |
| min | 20.3 | 22.4 | 24.4 | 27.5 | 30.5 | 33.5 | 36.5 | 39.6 | 42.6 | 45.6 | 48.8 | |
| h | Nominal Size | 4.5 | 4.5 | 5 | 5 | 6 | 6 | 7 | 7 | 8 | 8 | 8 |
| max | 4.7 | 4.7 | 5.2 | 5.2 | 6.2 | 6.2 | 7.25 | 7.25 | 8.25 | 8.25 | 8.25 | |
| min | 4.3 | 4.3 | 4.8 | 4.8 | 5.8 | 5.8 | 6.75 | 6.75 | 7.75 | 7.75 | 7.75 | |
| dc | max | 30.5 | 32.7 | 35.7 | 38.9 | 43.9 | 47 | 52.1 | 55.3 | 60.3 | 63.3 | 66.5 |
Metric spring lock washers - type B:
| Size | M1.6 | M2 | M2.2 | M2.5 | M3 | M3.5 | M4 | M5 | M6 | M8 | M10 | M12 | M14 | M16 | M18 | M20 | |
| d | max | 1.9 | 2.3 | 2.5 | 2.8 | 3.3 | 3.8 | 4.35 | 5.35 | 6.4 | 8.55 | 10.6 | 12.6 | 14.7 | 16.9 | 19 | 21.1 |
| min | 1.7 | 2.1 | 2.3 | 2.6 | 3.1 | 3.6 | 4.1 | 5.1 | 6.1 | 8.2 | 10.2 | 12.2 | 14.2 | 16.3 | 18.3 | 20.3 | |
| n | max | 0.8 | 1 | 1.1 | 1.1 | 1.4 | 1.4 | 1.6 | 1.9 | 2.65 | 3.15 | 3.7 | 4.2 | 4.7 | 5.2 | 5.2 | 6.2 |
| min | 0.6 | 0.8 | 0.9 | 0.9 | 1.2 | 1.2 | 1.4 | 1.7 | 2.35 | 2.85 | 3.3 | 3.8 | 4.3 | 4.8 | 4.8 | 5.8 | |
| h | Nominal Size | 0.4 | 0.5 | 0.6 | 0.6 | 0.8 | 0.8 | 0.9 | 1.2 | 1.6 | 2 | 2.2 | 2.5 | 3 | 3.5 | 3.5 | 4 |
| max | 0.5 | 0.6 | 0.7 | 0.7 | 0.9 | 0.9 | 1 | 1.3 | 1.7 | 2.1 | 2.35 | 2.65 | 3.15 | 3.7 | 3.7 | 4.2 | |
| min | 0.3 | 0.4 | 0.5 | 0.5 | 0.7 | 0.7 | 0.8 | 1.1 | 1.5 | 1.9 | 2.05 | 2.35 | 2.85 | 3.3 | 3.3 | 3.8 | |
| Size | M22 | M24 | M27 | M30 | M33 | M36 | M39 | M42 | M45 | M48 | M52 | M56 | M60 | M64 | M68 | |
| d | max | 23.3 | 25.3 | 28.5 | 31.5 | 34.6 | 37.6 | 40.8 | 43.8 | 46.8 | 50 | 54.1 | 58.1 | 62.3 | 66.3 | 70.5 |
| min | 22.4 | 24.4 | 27.5 | 30.5 | 33.5 | 36.5 | 39.6 | 42.6 | 45.6 | 48.8 | 52.8 | 56.8 | 60.9 | 64.9 | 69 | |
| n | max | 6.2 | 7.25 | 7.25 | 8.25 | 10.25 | 10.25 | 10.25 | 12.25 | 12.25 | 12.25 | 14.25 | 14.25 | 14.25 | 14.25 | 14.25 |
| min | 5.8 | 6.75 | 6.75 | 7.75 | 9.75 | 9.75 | 9.75 | 11.75 | 11.75 | 11.75 | 13.75 | 13.75 | 13.75 | 13.75 | 13.75 | |
| h | Nominal Size | 4 | 5 | 5 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 |
| max | 4.2 | 5.2 | 5.2 | 6.25 | 6.25 | 6.25 | 6.25 | 7.25 | 7.25 | 7.25 | 8.25 | 8.25 | 8.25 | 8.25 | 8.25 | |
| min | 3.8 | 4.8 | 4.8 | 5.75 | 5.75 | 5.75 | 5.75 | 6.75 | 6.75 | 6.75 | 7.75 | 7.75 | 7.75 | 7.75 | 7.75 | |
Welcome to WANGU Spring washer. We are a professional manufacturer of spring washer in China. Providing various standards and materials of spring washer. Passed ISO9001:2000 standards, provided free samples to customers, and maintained a large amount of stock
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