止め輪：軸用C形

DIN 471

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

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軸上の部品を位置決めする軸用C形止め輪で、溝に軸方向から取り付け、1 つの呼び軸径で選定します。径方向に取り付け、適用軸径に範囲がある DIN 6799 のE形止め輪とは異なります。標準形と重荷重形があります。DIN 471:2026-05の呼びは軸径×厚さの組で表し、重荷重形は同じ軸と溝に対する厚い止め輪です。

製品	止め輪の形式	軸径, mm	厚さ, mm	自由状態の内径, mm	耳部の幅, mm	止め輪の径方向幅, mm	耳部の穴径, mm	溝径, mm	溝幅, mm	溝から軸端までの最小距離, mm
DIN 471 retaining ring 175x4	normal	175	4	165.5	13.5	12.9	4	170	4.15	7.5
DIN 471 retaining ring 180x4	normal	180	4	170.5	14.2	13.5	4	175	4.15	7.5
DIN 471 retaining ring 185x4	normal	185	4	175.5	14.2	13.5	4	180	4.15	7.5
DIN 471 retaining ring 190x4	normal	190	4	180.5	14.2	14	4	185	4.15	7.5
DIN 471 retaining ring 195x4	normal	195	4	185.5	14.2	14	4	190	4.15	7.5
DIN 471 retaining ring 200x4	normal	200	4	190.5	14.2	14	4	195	4.15	7.5
DIN 471 retaining ring 210x5	normal	210	5	198	14.2	14	4	204	5.15	9
DIN 471 retaining ring 220x5	normal	220	5	208	14.2	14	4	214	5.15	9
DIN 471 retaining ring 230x5	normal	230	5	218	14.2	14	4	224	5.15	9
DIN 471 retaining ring 240x5	normal	240	5	228	14.2	14	4	234	5.15	9
DIN 471 retaining ring 250x5	normal	250	5	238	14.2	14	4	244	5.15	9
DIN 471 retaining ring 260x5	normal	260	5	245	16.2	16	5	252	5.15	12
DIN 471 retaining ring 270x5	normal	270	5	255	16.2	16	5	262	5.15	12
DIN 471 retaining ring 280x5	normal	280	5	265	16.2	16	5	272	5.15	12
DIN 471 retaining ring 290x5	normal	290	5	275	16.2	16	5	282	5.15	12
DIN 471 retaining ring 300x5	normal	300	5	285	16.2	16	5	292	5.15	12

DIN 471

形状