Imperial Lock Washers in Beryllium Copper or Austenitic Stainless Steel
ISO Metric BS 4463:1969 Wave Spring Washers
Applications:
The wave spring washers in this range are ideal lock washers having a wide range of applications in many industries including Avionics, Telecommunications, Automotive and Chemical Engineering.
Material:
Manufactured in either Beryllium Copper or Austenitic Stainless Steel - both have excellent anti-corrosion properties and a high resisance to permanent set under compression.
| All measurements in imperial (inches) | BA Unified and Imperial BS 3401 : 1961 | |||||
|---|---|---|---|---|---|---|
| Bolt or Screw Size |
De Outside Dia. |
Di Inside Dia. |
t Thickness |
Lo Free Height |
Beryllium Copper Code No. |
Stainless Steel Code No. |
| 10BA | 0.150 | 0.077 | .006 | .017 | 501/10 | 501/50 |
| 8BA | 0.206 | 0.097 | .018 | 501/12 | 501/52 | |
| 6BA | 0.250 | 0.127 | .021 | 501/14 | 501/54 | |
| 4BA | 0.300 | 0.154 | .0084 | .028 | 501/16 | 501/56 |
| 3BA | 0.340 | 0.178 | .0108 | .030 | 501/17 | 501/57 |
| 2BA | 0.375 | 0.205 | .0124 | .032 | 501/18 | 501/58 |
| 0BA | 0.500 | 0.253 | .0148 | .042 | 501/19 | 501/59 |
| 1/4" | 0.500 | 0.268 | .042 | 501/20 | 501/60 | |
| 5/16" | 0.600 | 0.334 | .052 | 501/21 | 501/61 | |
| 3/8" | 0.700 | 0.408 | .022 | .063 | 501/23 | 501/63 |
| 7/16" | 0.820 | 0.471 | .070 | 501/24 | 501/64 | |
| 1/2" | 0.950 | 0.533 | .076 | 501/25 | 501/65 | |
Precision Spring Washers | Contact Springmasters with your specifications.
