O型圈规格表（GB3452.1-92）内径截面直径内径截面直径1.80±0.082.65±0.093.55±0.105.30±0.137.00±0.151.80±0.082.65±0.093.55±0.105.30±0.137.00±.015内径公差内径公差1.80±0.13*19.0±0.22***2.00*20.0***2.24*21.2***2.50*22.4***2.80*23.6***3.15*25.0***3.55*26.5***3.75*28.0***4.00*30.0***4.50*31.5±0.30**4.87*32.5***5.00*33.5**5.15*34.5***5.30*35.5**5.60*36.5***6.00*37.5**6.30±0.14*38.7***6.70*40.0***6.90*41.2±0.44***7.10*42.5****7.50*43.7***8.00*45.0***8.50*46.2****8.75*47.5***9.00*48.7***9.50*50.0****10.0*51.5***10.6±0.17**53.0***11.2**54.5***11.8**56.0***12.5**58.0***13.2**60.0***14.0**61.5***15.0**63.0***16.0**65.0±**17.0**67.00.53***18.0***69.0**内径截面直径内径截面直径1.80±0.082.65±0.093.55±0.105.30±0.137.00±0.151.80±0.082.65±0.093.55±0.105.30±0.137.00±.015内径公差内径公差71.0±0.53***224±1.20**73.0**230**75.0***236**77.5**243**80.0***250**82.5±0.65**258±1.60**85.0***265**87.5**272**90.0***280**92.5**290**95.0***300**97.5**307**100***315**103**325±2.10**106***335**109***345**112****355**115***365**118****375**122±0.90***387**125****400**128***412±2.60*132****425*136***437*140****450*145***462*150****475*155***487*160***500*165***515±3.20*170***530*175***545*180***560*185±1.20***580*190***600*195***615*200***630*206**650±4.00*212**670*218**注：*表示本标准规定的规格
