擋圈：孔用彈性 · DIN 472
DIN 472 retaining ring 72x3
DIN 472 - Retaining rings for bores - Normal type and heavy type
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DIN 472 72x3
| 擋圈類型 |
heavy
|
|---|---|
| 座孔直徑 | 72 mm |
| 厚度 | 3 mm |
| 自由狀態外徑 | 76.5 mm |
| 耳部寬度 | 9.2 mm |
| 擋圈徑向寬度 | 6.4 mm |
| 耳部孔徑 | 3 mm |
| 槽徑 | 75 mm |
| 槽寬 | 3.15 mm |
| 溝槽至孔端的最小距離 | 4.5 mm |