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挡圈：轴用弹性

DIN 471

DIN 471 - Retaining rings for shafts - Normal type and heavy type

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轴用弹性挡圈，沿轴向装入沟槽以定位零件，按一个公称轴径选用，不同于沿径向装入、适用轴径为一个范围的 DIN 6799 E型挡圈。分标准型和重型。DIN 471:2026-05的规格为轴径×挡圈厚度，重型是用于同一轴和沟槽的较厚挡圈。

DIN 471

几何

×
轴径
厚度
自由状态内径
耳部宽度
挡圈径向宽度
耳部孔径
槽径
槽宽
沟槽至轴端的最小距离
产品 挡圈类型 轴径, mm 厚度, mm 自由状态内径, mm 耳部宽度, mm 挡圈径向宽度, mm 耳部孔径, mm 槽径, mm 槽宽, mm 沟槽至轴端的最小距离, mm
DIN 471 retaining ring 175x4 normal normal 175 4 165.5 13.5 12.9 4 170 4.15 7.5
DIN 471 retaining ring 180x4 normal normal 180 4 170.5 14.2 13.5 4 175 4.15 7.5
DIN 471 retaining ring 185x4 normal normal 185 4 175.5 14.2 13.5 4 180 4.15 7.5
DIN 471 retaining ring 190x4 normal normal 190 4 180.5 14.2 14 4 185 4.15 7.5
DIN 471 retaining ring 195x4 normal normal 195 4 185.5 14.2 14 4 190 4.15 7.5
DIN 471 retaining ring 200x4 normal normal 200 4 190.5 14.2 14 4 195 4.15 7.5
DIN 471 retaining ring 210x5 normal normal 210 5 198 14.2 14 4 204 5.15 9
DIN 471 retaining ring 220x5 normal normal 220 5 208 14.2 14 4 214 5.15 9
DIN 471 retaining ring 230x5 normal normal 230 5 218 14.2 14 4 224 5.15 9
DIN 471 retaining ring 240x5 normal normal 240 5 228 14.2 14 4 234 5.15 9
DIN 471 retaining ring 250x5 normal normal 250 5 238 14.2 14 4 244 5.15 9
DIN 471 retaining ring 260x5 normal normal 260 5 245 16.2 16 5 252 5.15 12
DIN 471 retaining ring 270x5 normal normal 270 5 255 16.2 16 5 262 5.15 12
DIN 471 retaining ring 280x5 normal normal 280 5 265 16.2 16 5 272 5.15 12
DIN 471 retaining ring 290x5 normal normal 290 5 275 16.2 16 5 282 5.15 12
DIN 471 retaining ring 300x5 normal normal 300 5 285 16.2 16 5 292 5.15 12