Properties
DIN 25201 wedge-lock washers are paired washers for anti-loosening joints.
- Standard: DIN 25201 washer pairs
- Use: vibration, shock load and safety-critical bolted assemblies
- Packing: confirm whether pairs should be pre-assembled
DIN 25201 Wedge-Lock Washer Manufacturer
DJ WASHERS is a wedge-lock washer manufacturer in China supplying DIN 25201 washer pairs for high vibration resistance in bolted joints. Dacromet or specified finish.
Quick Specs
StandardsDIN 25201
Size rangeM3–M72
Material & FinishCarbon steel, spring steel or stainless steel; zinc-aluminum coating, black oxide, zinc plating
StrengthConfirmed by material and washer-pair specification
Standards & Compliance
DIN 25201 wedge-lock washer pairs are reviewed by size, material, surface finish and target application.
DIN 25201Wedge-Lock PairsAnti-Vibration
Surface Finish
Finish is selected by material, size and anti-loosening application.
- Common review option: zinc-aluminum coating for wedge-lock pairs
- Other quote options: black oxide, zinc plating and plain finish
- Confirm finish before sample or bulk order packing
Packing & RFQ Notes
Wedge-lock RFQs should clarify pair quantity and assembly condition.
- RFQ fields: DIN 25201, size, material, finish, pair quantity and application
- State whether washers should be packed as pre-assembled pairs
- Need a physical sample? Request a Sample Kit.
Typical Applications
High-vibration bolted joints
Rail, transport and heavy equipment
Anti-rotation and locking positions
Critical connections requiring secure preload
Send specs → get a quote
Send standard, size, material, finish, hardness and quantity. For non-standard sizes, add a drawing or sample.
Wedge-Lock Washer FAQ
What information is needed for a wedge-lock washer RFQ?
Send the standard, size, material, finish, quantity and any vibration or assembly requirement if available.
Can DJ WASHERS review DIN 25201 washer pairs?
Yes. DIN 25201 RFQs can be reviewed by size, material, surface finish and target application.
Can special locking washers be made by drawing?
Yes. Send a drawing or sample with material, thickness, tolerance and finish requirements for review.
Specifications & Weight per 1000 pcs
Dimensions and weight per 1000 pieces are kept for RFQ and shipping estimates.
DIN 25201 Wedge-Lock Washer Dimensions and Weight
Wedge-lock washer pairs for vibration-resistant bolted assemblies.
| Bolt size | d max | d min | dc nominal | dc max | dc min | h carbon steel nominal | h carbon steel max | h carbon steel min | Approx. carbon steel weight / 1000 pcs (kg) | h stainless steel nominal | Approx. stainless steel weight / 1000 pcs (kg) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M3 | 3.50 | 3.30 | 7.0 | 7.20 | 6.80 | 1.8 | 2.05 | 1.55 | 0.41 | 2.20 | 0.50 |
| M3.5 | 4.00 | 3.80 | 7.6 | 7.80 | 7.40 | 1.8 | 2.05 | 1.55 | 0.46 | 2.20 | 0.57 |
| M4 | 4.50 | 4.30 | 7.6 | 7.80 | 7.40 | 1.8 | 2.05 | 1.55 | 0.42 | 2.20 | 0.51 |
| M5 | 5.50 | 5.30 | 9.0 | 9.20 | 8.80 | 1.8 | 2.05 | 1.55 | 0.56 | 2.20 | 0.70 |
| M6 | 6.60 | 6.40 | 10.8 | 11.00 | 10.60 | 1.8 | 2.05 | 1.55 | 0.81 | 2.20 | 1.00 |
| M8 | 8.80 | 8.60 | 13.5 | 13.70 | 13.30 | 2.5 | 2.75 | 2.25 | 1.62 | 2.00 | 1.31 |
| M10 | 10.90 | 10.50 | 16.6 | 16.80 | 16.40 | 2.5 | 2.75 | 2.25 | 2.42 | 2.00 | 1.95 |
| M11 | 11.60 | 11.20 | 18.5 | 18.70 | 18.30 | 2.5 | 2.75 | 2.25 | 3.20 | 2.20 | 2.85 |
| M12 | 13.20 | 12.80 | 19.5 | 19.70 | 19.30 | 2.5 | 2.75 | 2.25 | 3.18 | 2.00 | 2.57 |
| M14 | 15.40 | 15.00 | 23.0 | 23.20 | 22.80 | 3.4 | 3.65 | 3.15 | 6.12 | 3.00 | 5.45 |
| M16 | 17.20 | 16.80 | 25.4 | 25.60 | 25.20 | 3.4 | 3.65 | 3.15 | 7.32 | 3.00 | 6.53 |
| M18 | 19.70 | 19.30 | 29.0 | 29.20 | 28.80 | 3.4 | 3.65 | 3.15 | 9.49 | 3.20 | 9.03 |
| M20 | 21.60 | 21.20 | 30.7 | 30.90 | 30.50 | 3.4 | 3.65 | 3.15 | 9.98 | 3.00 | 8.89 |
| M22 | 23.60 | 23.20 | 34.5 | 34.70 | 34.30 | 3.4 | 3.65 | 3.15 | 13.28 | 3.20 | 12.62 |
| M24 | 25.50 | 25.10 | 39.0 | 39.20 | 38.80 | 3.4 | 3.65 | 3.15 | 18.25 | 3.20 | 17.35 |
| M27 | 28.60 | 28.20 | 42.0 | 42.30 | 41.70 | 5.8 | 6.05 | 5.55 | 33.83 | 6.80 | 40.07 |
| M30 | 31.60 | 31.20 | 47.0 | 47.30 | 46.70 | 5.8 | 6.05 | 5.55 | 43.28 | 6.80 | 51.26 |
| M33 | 34.60 | 34.20 | 48.5 | 48.80 | 48.20 | 5.8 | 6.05 | 5.55 | 41.31 | 6.80 | 48.92 |
| M36 | 37.60 | 37.20 | 55.0 | 55.30 | 54.70 | 5.8 | 6.05 | 5.55 | 57.62 | 6.80 | 68.24 |
| M39 | 40.60 | 40.20 | 58.5 | 58.80 | 58.20 | 5.8 | 6.05 | 5.55 | 63.43 | 6.80 | 75.13 |
| M42 | 43.40 | 43.00 | 63.0 | 63.30 | 62.70 | 5.8 | 6.05 | 5.55 | 74.57 | 6.80 | 88.32 |
| M45 | 46.70 | 46.20 | 70.0 | 70.00 | 68.00 | 7.0 | 7.75 | 6.25 | 117.35 | 6.80 | 115.16 |
| M48 | 50.10 | 49.60 | 75.0 | 75.00 | 73.00 | 7.0 | 7.75 | 6.25 | 134.44 | 6.80 | 131.93 |
| M52 | 54.10 | 53.60 | 80.0 | 80.00 | 78.00 | 7.0 | 7.75 | 6.25 | 149.89 | 9.00 | 194.69 |
| M56 | 59.60 | 59.10 | 85.0 | 85.00 | 83.00 | 7.0 | 7.75 | 6.25 | 158.51 | 9.00 | 205.88 |
| M60 | 63.60 | 63.10 | 90.0 | 90.00 | 88.00 | 7.0 | 7.75 | 6.25 | 175.01 | 9.00 | 227.30 |
| M64 | 67.60 | 67.10 | 95.0 | 95.00 | 93.00 | 7.0 | 7.75 | 6.25 | 192.28 | 9.00 | 249.73 |
| M68 | 71.60 | 71.10 | 100.0 | 100.00 | 98.00 | 9.5 | 10.25 | 8.75 | 285.44 | 9.00 | 273.18 |
| M72 | 75.60 | 75.10 | 105.0 | 105.00 | 103.00 | 9.5 | 10.25 | 8.75 | 310.99 | 9.00 | 297.63 |
Send standard, size, finish and quantity to get a washer quote.