Unit : mm
| Part Number | Nominal | D | d | B | C | t1 | t2 | t | Reference tightening torque （N・m） |
Qty per pack | Mass （g） |
Price (USD) |
CAD Download |
QTY (Pack) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SWAS-6-EW | 6 | 12 | 6.05 | 11.6 | 13.3 | 2.65 | 2.9 | 3.9 | 10 | 100 | 1.5 | 105.42 | CAD | Cart |
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Eccentric Lock Washer TM Comparison test: Anti loosening performance ※without sound
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Material/Finish
| SWAS-EW | |
|---|---|
| Receiving Washer | SUS304 |
| Eccentric Washer | SUS304 |
Application
Vibration resistant treatmentCharacteristics
- Vibration resistant treatment effect can be achieved simply by using commercially available hexagon nuts.
- Hexagon nuts can be tightened by hand until tightening force applies, for simple mounting.
- Use the receiving washer and eccentric washer as a set.
- Passes NAS-type vibration tests (NAS3350).
- Vibration resistant treatment effect has also been confirmed with the Junker test.
Test conditions
Bolt size: M10-40
Distance between washer surfaces: 24mm
Amplitude: ±0.43mm
Vibration: 3.3Hz
Test time: 180 sec
Precautions for Use
- Dedicated for hexagon nuts. Do not use on head side of hexagon head bolts.
- After tightening, use bolts with length sufficient to ensure screw thread pitches of 3 or more extending beyond the hexagon nuts.
- Do not use with other washers such as plain washers.
- When using half-thread bolts, confirm that the eccentric washer is in the screw thread part.
- Bolt damage may ensue due to product properties.
