1、孔用弹性挡圈 A型 (GB893.1-86) mm图例孔 径d0挡 圈沟槽（推荐）轴d3DSbd1d2mn1010.80.81.71.510.40.90.621111.811.43121312.50.941314.11.713.61415.112.114.61.11.251516.215.761617.316.871718.317.881819.5191.591920.52.5220102021.5212122.522112223.523122425.91.225.21.31.8132526.92.826.2142627.927.2152830.13.229.42.1173032.131.41
2、83133.432.72.6193234.433.7203436.51.53.62.535.71.7223537.8373233638.838243739.839253840.840264043.5442.53.8274245.5344.5294548.54.747.5314750.549.5324851.21.54.750.5335054.22532.24.5365256.255385559.258405660.225.2594.5415862.261436064.263446266.265456367.266466569.22.5682.7486872.55.771507074.57353
3、7276.575557579.56.378567882.581608085.56.883.55.3638287.585.5658590.588.5688893.57.391.5709095.593.5729297.57.795.57395100.598.57598103.5101.578100105.5103.58010210838.141063.2682105112109831081158.811286110117114881121199.311689标记示例挡圈 GB893.18650表示孔径d0=50mm、材料65Mn、热处理硬度HRC4451、经表面氧化处理的A型孔用弹性挡圈。注：d3
4、 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DPdkd1mhtcc1螺纹规格DPdkmhtcc1maxminmaxminmaxminmaxminM101221684.342.620.50.5M1012064.342.620.50.5M121.252519M121.2522M141.52820M141.525M161.530225.353.12.5M161.528M181.53224M181.5305.353.12.5M201.53527M201.532M221.5383010M221.5358M241.542341M241.538M2
5、51.5*M271.5421M271.54537M301.545M301.54840M331.548M331.55243106.363.6310.5M361.55286.363.6310.5M351.5*M391.555M361.55546M421.558M391.558491.5M451.562M401.5*M481.56810M421.56253M521.5728.3684.253.5M451.56859M562781M481.57261128.3684.253.5M60280M501.5*M64285M521.57867M68290M552*M7229512M56285741M76210
6、010.36104.754M6029079M8021051.5M6429584M852110M652*M902115M6821008810.36104.754M952120M7221059315M100212512.43125.755M752*M105213015M76211098注：1、槽数n：当DM1002，n=4；当DM1052，n=6。2、*仅用于滚动轴承锁紧装置。M802115103M852120108M9021251121812.43125.755M952130117M1002135122M1052140127标记示例螺母 GB81288M161.5螺母 GB81088M161.5
7、表示螺纹规格D=M161.5、材料为45钢、槽或全部热处理硬度HRC3545、表面氧化的圆螺母和小圆螺母。圆螺母用止动垫圈（GB858-88）mm图例规格(螺纹大径)dD(参考)D1SbaH轴端b1t1010.5251613.883471212.52819981414.5322011101616.5342214.81335121818.53524154142020.5382717162222.5423019182424.54534212025*25.5222727.54837245233030.5524027263333.556431.55.73062935*35.5323636.560463
8、3323939.56249363540*40.5374242.5665339384545.5725942414848.576617.74584450*50.5475252.582671.57.749684855*5652565790745352606194791.57.7576856646510084616065*66626869105889.66510647273110936976875*7671767711598727080811201037674858612510881799091130112211.68612849596135117918910010114012296941051061
9、451271019911011115613513.510614104115116160140111109120121166145116114125126170150121119注：1、*仅用于滚动轴承锁紧装置。2、轴端尺寸摘自JB34-59。标记示例垫圈 GB85888 16表示规格为16mm、材料为Q235A、经退火、表面氧化的圆螺母用止动垫圈。轴 端 挡 圈mm图 例螺钉紧固用挡圈螺栓紧固用挡圈轴径公称直径DHLdd1cD1螺钉GB819-85(推荐)圆柱销GB119-86(推荐)安装尺寸(参考)L1L2L3h162245.52.10.511M512A210146164.818254202
10、847.5223047.525325106.63.2113M616A312187205.628355103038510324051235455124050512455561694.21.517M820A414228247.4506061655656166070620657562070806207590825135.2225M1225A51626102810.685100825注：1、当挡圈装在带螺纹孔的轴端时，紧固用螺钉允许加长。2、“轴端单孔挡圈的固定”不属GB891-86、GB892-86，供参考。螺钉紧固用挡圈螺栓紧固用挡圈轴径公称直径DHLdd1cD1螺钉GB819-85(推荐)圆柱销
11、GB119-86(推荐)安装尺寸(参考)L1L2L3h162245.52.10.511M512A210146164.818254202847.5223047.525325106.63.2113M616A312187205.628355103038510324051235455124050512455561694.21.517M820A414228247.4506061655656166070620657562070806207590825135.2225M1225A51626102810.685100825注：1、当挡圈装在带螺纹孔的轴端时，紧固用螺钉允许加长。2、“轴端单孔挡圈的固定”不属G
12、B891-86、GB892-86，供参考。(推荐)螺栓GB5783-86(推荐)圆柱销GB119-86(推荐)垫圈GB93-87M516A2105M620A3126M825A4148M1230A51612标记示例挡圈GB891-8645公称直径D=45mm、材料为Q235A、不经表面处理的A型螺钉紧固轴端挡圈。挡圈GB891-86B45公称直径D=45mm、材料为Q235A、不经表面处理的B型螺钉紧固轴端挡圈。图 例轴 肩 挡 圈（GB886-86） mm公称直径d(轴径)D1轴系列径向轴承用中系列径向轴承和轻系列径向推力轴承用重系列径向轴承和中系列径向推力轴承用DHDHDH202227430
13、525273235303236 3840353742445474042475052454752555850525860655558655685706606370727565687578807073808285757885889080839069561008858895100105909310010511095981101101151001031158115812010标记示例挡圈GB886864052表示直径d=40mm、D=52mm、材料为35钢、不经热处理及表面处理的轴肩挡圈。紧定螺钉用的孔（JB/ZQ4251-86）（根据螺纹规格确定） mmd34681012162024d1 4.567
14、9121518c1 456781012c21.52333.5456 h1 456781012h21.52333.5456 注：工作图上除c1、c2外其它尺寸应全部标出。图 例轴用弹性挡圈 A型（GB894.1-86） mm轴径d0挡 圈沟槽（推荐）孔d3dSbd1hd2mn54.70.61.1211.254.80.70.510.765.61.321.21.355.712.276.51.556.713.887.40.81.607.60.90.615.298.41.441.658.616.4109.311.441.59.61.10.617.61110.21.5210.50.818.612111.7
15、211.519.61311.91.881.712.40.920.81412.913.4221513.82.0014.31.123.21614.72.3215.21.224.41715.72.4816.225.61816.5171.5271917.5218282018.52.6819292119.520312220.521322422.21.23.3222.91.31.7342523.223.9352624.224.9362825.93.6026.62.138.42926.93.7227.639.83027.928.6423229.63.922.530.32.6443431.51.54.3232
16、.31.7463532.24.52333483633.234493734.235503835.21.55.02.5-361.73514036.537.53.8534238.5339.5564541.542.559.44844.545.562.85045.825.483472.24.564.85247.849675550.85270.45651.86.125371.75853.85573.66055.85775.86257.859796358.82.5602.779.66560.86281.66863.56.3265857065.56787.27267.56989.47570.57292.878
17、73.57596.28074.57.076.55.398.28276.578.51018579.581.51048882.584.5107.39084.57.686.51109589.59.291.511510094.596.512110598310.71013.2613211010311.3410613611510812111142注：d3允许套入的最小孔径标记示例挡圈GB893.18650表示轴径d0=50mm、材料65Mn、热处理HRC4451、经表面氧化处理的A型轴用弹性挡圈。图 例锥销锁紧挡圈和螺钉锁紧挡圈 mmdD锥销锁紧挡圈(GB883-86)螺钉锁紧挡圈(GB884-86)Hd
18、1c(推荐)圆锥销(GB117-86)Hd0c(推荐)螺钉GB71-8516301240.543212M61M610(17)3218(19)354352022386154025421454514M8M81228453048650325265535561616M10M1016406266045701867018M102050808880558589060902020659510101007010075110221011022M12M12258011510120851209012595130251.510130251.510013510140注：1、括号内的尺寸，尽可能不采用。2、加工锥销锁紧挡圈的d1孔时，只钻一面；在装配时钻透并铰孔。标记示例挡圈GB8838620挡圈GB8848620表示直径d=20mm、材料为Q235A、不经表面处理的锥销锁紧挡圈和螺钉紧挡圈。
