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| Customization: | Available |
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| Type: | Lock Washer |
| Material: | Carbon Steel/Stainless Steel/Steel |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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| Metric size | UNC | d mm | d inch | D mm | D inch | T mm | T inch |
| M3 | #5 | 3.4 | 0.13 | 7 | 0.28 | 1.8 | 0.07 |
| M3.5 | #6 | 3.9 | 0.15 | 7.6 | 0.3 | 1.8 | 0.07 |
| M3.5 | #6 | 3.9 | 0.15 | 9 | 0.35 | 1.8 | 0.07 |
| M4 | #8 | 4.4 | 0.17 | 7.6 | 0.3 | 1.8 | 0.07 |
| M4 | #8 | 4.4 | 0.17 | 9 | 0.35 | 1.8 | 0.07 |
| M5 | #10 | 5.4 | 0.21 | 9 | 0.35 | 1.8 | 0.07 |
| M5 | #10 | 5.4 | 0.21 | 10.8 | 0.43 | 1.8 | 0.07 |
| M6 | 6.5 | 0.26 | 10.8 | 0.43 | 1.8 | 0.07 | |
| M6 | 6.5 | 0.26 | 13.5 | 0.53 | 2.5 | 0.1 | |
| M8 | 5/16" | 8.7 | 0.34 | 13.5 | 0.53 | 2.5 | 0.1 |
| M8 | 5/16" | 8.7 | 0.34 | 16.6 | 0.65 | 2.5 | 0.1 |
| 3/8" | 10.3 | 0.41 | 16.6 | 0.65 | 2.5 | 0.1 | |
| M10 | 10.7 | 0.42 | 16.6 | 0.65 | 2.5 | 0.1 | |
| M10 | 10.7 | 0.42 | 21 | 0.83 | 2.5 | 0.1 | |
| M12 | 13 | 0.51 | 19.5 | 0.77 | 2.5 | 0.1 | |
| M12 | 13 | 0.51 | 25.4 | 1 | 3.4 | 0.13 | |
| M16 | 5/8" | 17 | 0.67 | 25.4 | 1 | 3.4 | 0.13 |
| M20 | 21.4 | 0.84 | 30.7 | 1.21 | 3.4 | 0.13 | |
| M24 | 25.3 | 1 | 48.5 | 1.91 | 4.6 | 0.18 | |
| M30 | 1 1/8" | 31.4 | 1.24 | 47 | 1.85 | 5.8 | 0.23 |
| M14 | 9/16" | 15.2 | 0.6 | 23 | 0.91 | 3.4 | 0.13 |
| 3/8" | 10.3 | 0.41 | 21 | 0.83 | 2.5 | 0.1 | |
| 1/2" | 13.5 | 0.53 | 19.5 | 0.77 | 2.5 | 0.1 | |
| 1/2" | 13.5 | 0.53 | 25.4 | 1 | 3.4 | 0.13 | |
| 1/4" | 7.2 | 0.28 | 13.5 | 0.53 | 2.5 | 0.1 | |
| 3/4" | 20 | 0.79 | 30.7 | 1.21 | 3.4 | 0.13 | |
| M42 | 43.2 | 1.7 | 63 | 2.48 | 5.8 | 0.23 | |
| M11 | 7/16" | 11.4 | 0.45 | 18.5 | 0.73 | 2.5 | 0.1 |
| M24 | 25.3 | 1 | 39 | 1.54 | 3.4 | 0.13 | |
| 1/4" | 7.2 | 0.28 | 11.5 | 0.45 | 2.5 | 0.1 | |
| M16 | 5/8" | 17 | 0.67 | 30.7 | 1.21 | 3.4 | 0.13 |
| M20 | 21.4 | 0.84 | 39 | 1.54 | 3.4 | 0.13 | |
| M14 | 9/16" | 15.2 | 0.6 | 30.7 | 1.21 | 3.4 | 0.13 |
| M18 | 19.5 | 0.77 | 29 | 1.14 | 3.4 | 0.13 | |
| 1" | 27.9 | 1.1 | 39 | 1.54 | 3.4 | 0.13 | |
| M36 | 1 3/8" | 37.4 | 1.47 | 55 | 2.17 | 5.8 | 0.23 |
| M27 | 28.4 | 1.12 | 42 | 1.65 | 5.8 | 0.23 | |
| M33 | 1 1/4" | 34.4 | 1.35 | 48.5 | 1.91 | 5.8 | 0.23 |
| 3/4" | 20 | 0.79 | 39 | 1.54 | 3.4 | 0.13 | |
| M30 | 1 1/8" | 31.4 | 1.24 | 58.5 | 2.3 | 6.6 | 0.26 |
| M18 | 19.5 | 0.77 | 34.5 | 1.36 | 3.4 | 0.13 | |
| 1" | 27.9 | 1.1 | 48.5 | 1.91 | 4.6 | 0.18 | |
| M27 | 28.4 | 1.12 | 48.5 | 1.91 | 5.8 | 0.23 | |
| M22 | 7/8" | 23.4 | 0.92 | 42 | 1.65 | 4.6 | 0.18 |
| M36 | 1 3/8" | 37.4 | 1.47 | 63 | 2.48 | 6.6 | 0.26 |
| M33 | 1 1/4" | 34.4 | 1.35 | 58.5 | 2.3 | 6.6 | 0.26 |
| M22 | 7/8" | 23.4 | 0.92 | 34.5 | 1.36 | 3.4 | 0.13 |
| M39 | 1 1/2" | 40.4 | 1.59 | 58.5 | 2.3 | 5.8 | 0.23 |
| M45 | 1 3/4" | 46.2 | 1.82 | 70 | 2.76 | 7 | 0.28 |
| M48 | 49.6 | 1.95 | 75 | 2.95 | 7 | 0.28 |
| M52 | 2" | 53.6 | 2.11 | 80 | 3.15 | 7 | 0.28 |
| M56 | 2 1/4" | 59.1 | 2.33 | 85 | 3.35 | 7 | 0.28 |
Transhow Fastener, offers more lock washers,


Transhow Fastener, produce hex flange head bolt, round head and various headed bolts, wood screws and self tapping screws, customized screws, bolts, nuts, washers, threaded or non-threaded fasteners. Its manufacturing facility including wire heating and pre-production treatment equipments, cold heading machines, multi functional forming machines, tapping, grounding, stamping, drilling, lathes and other tooling.
With more than 20 years production and supplying experience, we are the main suppliers of fasteners and hardware to our local electronics, furniture and machining manufacturers. Our customized bolts, screws and metal stampings, couplings and clamps are widely used in the electricity supply system, electronic transmission facilities, furniture and instrument assembly parts.



Q1.What is your main products?
A1:Our main products are fasteners: bolts, screws, rods, nuts, washers, anchors and rivets. Meantime, our company also produces stamping parts and machined parts.
Q2. How to ensure that every process's quality?
A2:Every process will be checked by our quality inspection department which insures every product's quality. In the production of products, we will personally go to the factory to check the quality of products.
Q3.How long is your delivery time?
A3:Our delivery time is generally 30 to 45 days. Or according to the quantity.
Q4. What is your payment method?
A4:30% value of T/T in advance and other 70% balance on B/L copy.
For small order less than 1000USD, would suggest you pay 100% in advance to reduce the bank charges.
Q5.Can you provide a sample?
A5:Sure, Our sample is provided free of charge, but not including courier fees.