"Kyle.B.H." wrote:

The plastic lockring on my relatively new UN-52 bottom bracket is
stripped and won't thread on snugly. Is there any source of replacement
removeable rings, preferably aluminum like on the UN-72, for Shimano BB's?


Shimano/lbs?
part no descr. type Euro's
SPARE PARTS Y1SB05200 CUP left, 36X24T BB-UN52 2.55
SPARE PARTS Y1SG05000 CUP left, 1.37X24TX68 BB-UN25 2.55
SPARE PARTS Y1SG05010 CUP left, 36X24T BB-4N25 2.55
SPARE PARTS Y1SG05020 CUP left, 1.37X24TX73 BB-UN25K 2.55
SPARE PARTS Y1SG05030 CUP left, 1.37X24TX68 BB-UN25-E 2.55
SPARE PARTS Y1SG05040 CUP left, 1.37X24TX73 BB-UN25-E 2.55
SPARE PARTS Y1SG05100 CUP left, 1.37X24TX68 BB-UN25-K 2.55
SPARE PARTS Y1T002100 CUP left, 1.37X24TX73 BB-UN52/LP 26 2.55
SPARE PARTS Y1T498010 CUP left, 1.37X24TX68 BB-ES70 10.79
SPARE PARTS Y1T498020 CUP left, 1.37X24TX73 BB-ES70 10.79
SPARE PARTS Y1T498030 CUP left, 1.37X24TX73 BB-ES70E 10.79
SPARE PARTS Y1T516000 CUP left, 1.37X24TX68 BB-UN40 2.55
SPARE PARTS Y1T516010 CUP left, 36X24T BB-UN40 2.55
SPARE PARTS Y1T516020 CUP left, 1.37X24TX73 BB-UN40 2.55
SPARE PARTS Y1T516030 CUP left, 1.37X24TX68 BB-UN40 K 2.55
SPARE PARTS Y1T516040 CUP left, 1.37X24TX68 BB-UN40 E 2.55
SPARE PARTS Y1T516050 CUP left, 1.37X24X73 BB-UN40 E 2.55
SPARE PARTS Y1T702000 CUP left, 1.37X24TX68 BB-ES50 5.68
SPARE PARTS Y1T702010 CUP left, 1.37X24TX68 BB-ES50-E 5.68
SPARE PARTS Y1T702100 CUP left, 36X24T BB-ES-50 5.68
SPARE PARTS Y1T702200 CUP left, 1.37X24TX73 BB-ES50 5.68
SPARE PARTS Y1T702210 CUP left, 1.37X24TX73 BB-ES50E 5.68
SPARE PARTS Y1TB05000 CUP left, 1.37X24TX68 BB-UN71/72 9.08
SPARE PARTS Y1TB05200 CUP left, 36X24T BB-UN71/72 9.08


but i expect the usual source will be the box underneath the workbench

---
Marten Gerritsen

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