孔用弹性挡圈A型(GB893.1-86)mm图例孔径d0挡圈沟槽（推荐）轴d3≤DSb≈d1d2mn≥1010.80.81.71.510.40.90.621111.811.43121312.50.941314.11.713.61415.112.114.61.11.251516.215.761617.316.871718.317.881819.5191.591920.52.5220102021.5212122.522112223.523122425.91.225.21.31.8132526.92.826.2142627.927.2152830.13.229.42.1173032.131.4183133.432.72.6193234.433.7203436.51.53.62.535.71.7223537.8373233638.838243739.839253840.840264043.5442.53.8274245.5344.5294548.54.747.5314750.549.5324851.21.54.750.5335054.22532.24.5365256.255385559.258405660.225.2594.5415862.261436064.263446266.265456367.266466569.22.5682.7486872.55.771507074.573537276.575557579.56.378567882.581608085.56.883.55.3638287.585.5658590.588.5688893.57.391.5709095.593.5729297.57.795.57395100.598.57598103.5101.578100105.5103.58010210838.141063.2682105112109831081158.811286110117114881121199.311689标记示例挡圈GB893.1–86–50表示孔径d0=50mm、材料65Mn、热处理硬度HRC44～51、经表面氧化处理的A型孔用弹性挡圈。注：d3—允许套入的最大轴径。圆螺母（GB812-88）图例小圆螺母（GB810-88）mm螺纹规格D×Pdkd1mhtcc1螺纹规格D×Pdkmhtcc1maxminmaxminmaxminmaxminM10×1221684.342.620.50.5M10×12064.342.620.50.5M12×1.252519M12×1.2522M14×1.52820M14×1.525M16×1.530225.353.12.5M16×1.528M18×1.53224M18×1.5305.353.12.5M20×1.53527M20×1.532M22×1.5383010M22×1.5358M24×1.542341M24×1.538M25×1.5*M27×1.5421M27×1.54537M30×1.545M30×1.54840M33×1.548M33×1.55243106.363.6310.5M36×1.55286.363.6310.5M35×1.5*M39×1.555M36×1.55546M42×1.558M39×1.558491.5M45×1.562M40×1.5*M48×1.56810M42×1.56253M52×1.5728.3684.253.5M45×1.56859M56×2781M48×1.57261128.3684.253.5M60×280M50×1.5*M64×285M52×1.57867M68×290M55×2*M72×29512M56×285741M76×210010.36104.754M60×29079M80×21051.5M64×29584M85×2110M65×2*M90×2115M68×21008810.36104.754M95×2120M72×21059315M100×212512.43125.755M75×2*M105×213015M76×211098注：1、槽数n：当D≤M100×2，n=4；当D≥M105×2，n=6。2、*仅用于滚动轴承锁紧装置。M80×2115103M85×2120108M90×21251121812.43125.755M95×2130117M1...
