Metric Flange Ball Bearings are one of the classifications under ball bearings . In Runstar Bearing, they are usually referred to a ball bearing from a bore diameter of 1mm to 10mm. they are usually called as instrument bearings or micro bearings that are widely used in widely used in the fields of precision instrument,home application,medical device,massage equipment,sports equipment,textile machinery,woodworking machinery,motor,power tool,water pump,air compressor,fishing reel and Yoyo etcs.Runstar Bearing has a full dimention of Stainless steel Metric Flange Miniature Ball Bearings for choice, the precision tolerance is from ABEC-1 to ABEC 9 for choice, there are 440(9Cr18),420(9Cr13) for choice in Runstar, 316 is sometimes available. Custom-made products is accepted in Runstar. All Runstar’s Bearings are strictly controlled under ISO9001:2015.

PART NUMBERSEAL TYPEBore diameter(d)Outer diameter(D)Width(B)BALL SIZE(mm)BALL QTYweight(g)
SF681Xopen1.541.20.670.1
SF681xzzShield1.5420.670.14
SF691Xopen1.5520.660.2
SF691XZZShield1.552.60.660.25
SF601Xopen1.562.51.260.31
SF601XZZShield1.5631.260.4
SF682open251.50.860.15
SF682zzShield252.30.860.2
SF682-2RSRubber seal252.30.860.2
SMF52open2520.860.14
SMF52ZZShield252.50.860.2
SMF52-2RSRubber seal252.50.860.2
SF692open262.31.260.28
SF692ZZShield2631.260.35
SF692-2RSRubber seal2631.260.35
SMF62open262.51.260.28
SMF62ZZShield262.51.260.33
SMF62-2RSRubber seal262.51.260.33
SMF72open272.51.270.43
SMF72ZZShield2731.270.53
SMF72-2RSRubber seal2731.270.53
SF602open272.81.270.5
SF602ZZShield273.51.270.6
SF602-2RSRubber seal273.51.270.6
SF682Xopen2.561.80.880.2
SF682XZZShield2.562.60.880.35
SF682X-2RSRubber seal2.562.60.880.35
SF692Xopen2.572.51.270.4
SF692XZZShield2.573.51.270.55
SF692X-2RSRubber seal2.573.51.270.55
SMF82Xopen2.582.51.58860.52
SMF82XZZShield2.582.51.58860.52
SMF82X-2RSRubber seal2.582.51.58860.52
SF602Xopen2.582.81.58860.61
SF602XZZShield2.5841.58860.85
SF602X-2RSRubber seal2.5841.58860.85
SMF63open3620.880.2
SMF63ZZShield362.50.880.28
SMF63-2RSRubber seal362.50.880.28
SF683open372180.32
SF683ZZShield373180.45
SF683-2RSRubber seal373180.45
SMF83open382.51.270.51
SMF83ZZShield3831.270.67
SMF83-2RSRubber seal3831.270.67
SF693open3831.270.6
SF693ZZShield3841.270.8
SF693-2RSRubber seal3841.270.8
SMF93open392.51.58860.75
SMF93ZZShield3941.58861.15
SMF93-2RSRubber seal3941.58861.15
SF603open3931.58860.84
SF603ZZShield3951.58861.13
SF603-2RSRubber seal3951.58861.13
SF623open31041.58871.45
SF623ZZShield31041.58871.65
SF623-2RSRubber seal31041.58871.65
SMF74open472180.23
SMF74ZZShield472.5180.33
SMF74-2RSRubber seal472.5180.33
SMF84open4821.270.39
SMF84ZZShield4831.270.56
SMF84-2RSRubber seal4831.270.56
SF684open492.51.58870.65
SF684ZZShield4941.58871
SF684-2RSRubber seal4941.58871
SMF104open41031.58880.96
SMF104ZZShield41041.58881.33
SMF104-2RSRubber seal41041.58881.33
SF694open4114271.69
SF694ZZShield4114271.75
SF694-2RSRubber seal4114271.75
SF604open4124272.19
SF604ZZShield4124272.34
SF604-2RSRubber seal4124272.34
SF624open41352.38173.1
SF624ZZShield41352.38173.2
SF624-2RSRubber seal41352.38173.2
SF634open41652.38175.24
SF634ZZShield41652.38175.44
SF634-2RSRubber seal41652.38175.44
SMF85open582180.25
SMF85ZZShield582.5180.34
SMF85-2RSRubber seal582.5180.34
SMF95open592.51.280.54
SMF95ZZShield5931.280.58
SMF95-2RSRubber seal5931.280.58
SMF105open51031.280.58
SMF105ZZShield51041.280.62
SMF105-2RSRubber seal51041.280.62
SMF115open51141.58880.62
SMF115ZZShield51141.58880.62
SMF115-2RSRubber seal51141.58880.62
SF685open51131.58881.16
SF685ZZShield51151.58881.93
SF685-2RSRubber seal51151.58881.93
SF695open5134282.31
SF695ZZShield5134282.39
SF695-2RSRubber seal5134282.39
SF605open51452.38173.46
SF605ZZShield51452.38173.75
SF605-2RSRubber seal51452.38173.75
SF625Rubber seal51652.77874.95
SF625ZZRubber seal51652.77875.1
SF625-2RSRubber seal51652.77875.1
SF635Rubber seal51963.568.5
SF635ZZRubber seal51963.568.89
SF635-2RSRubber seal51963.568.89
SMF106Rubber seal6102.51.2100.55
SMF106ZZRubber seal61031.2100.7
SMF106-2RSRubber seal61031.2100.7
SMF126Rubber seal61231.58881.25
SMF126ZZRubber seal61241.58881.66
SMF126-2RSRubber seal61241.58881.66
SF686Rubber seal6133.5281.87
SF686ZZRubber seal6135282.68
SF686-2RSRubber seal6135282.68
SF696Rubber seal61552.38173.65
SF696ZZRubber seal61552.38173.85
SF696-2RSRubber seal61552.38173.85
SF606Rubber seal61763.565.94
SF606ZZRubber seal61763.566.89
SF606-2RSRubber seal61763.566.89
SF626Rubber seal61963.568.12
SF626ZZRubber seal61963.568.65
SF626-2RSRubber seal61963.568.65
SF636Rubber seal62273.969713.9
SF636ZZRubber seal62273.969714.5
SF636-2RSRubber seal62273.969714.5
SMF117Rubber seal7112.51.290.59
SMF117ZZRubber seal71131.290.71
SMF117-2RSRubber seal71131.290.71
SMF137Rubber seal71331.2121.52
SMF137ZZRubber seal71341.2122.01
SMF137-2RSRubber seal71341.2122.01
SF687Rubber seal7143.5292.03
SF687ZZRubber seal7145292.95
SF687-2RSRubber seal7145292.95
SF697Rubber seal7175295.01
SF697ZZRubber seal7175295.26
SF697-2RSRubber seal7175295.26
SF607Rubber seal71963.567.8
SF607ZZRubber seal71963.568.24
SF607-2RSRubber seal71963.568.24
SF627Rubber seal72273.969712.7
SF627ZZRubber seal72273.969713.1
SF627-2RSRubber seal72273.969713.1
SF637Rubber seal72694.762724.2
SF637ZZRubber seal72694.762725.8
SF637-2RSRubber seal72694.762725.8
SMF128Rubber seal8122.51.2120.7
SMF128ZZRubber seal8123.51.2120.99
SMF128-2RSRubber seal8123.51.2120.99
SMF148Rubber seal8143.51.588101.9
SMF148ZZRubber seal81441.588102.19
SMF148-2RSRubber seal81441.588102.19
SF688Rubber seal81642103.11
SF688ZZRubber seal81652104.05
SF688-2RSRubber seal81652104.05
SF698Rubber seal81963.17577.12
SF698ZZRubber seal81963.17577.57
SF698-2RSRubber seal81963.17577.57
SF608Rubber seal82273.969711.8
SF608ZZRubber seal82273.969712.9
SF608-2RSRubber seal82273.969712.9
SF628Rubber seal82483.969717.1
SF628ZZRubber seal82483.969718.5
SF628-2RSRubber seal82483.969718.5
SF638Rubber seal82894.762728.1
SF638ZZRubber seal82894.762730.3
SF638-2RSRubber seal82894.762730.3
SF679Rubber seal91431.588121.35
SF679ZZRubber seal9144.51.588121.98
SF679-2RSRubber seal9144.51.588121.98
SF689Rubber seal91742113.41
SF689ZZRubber seal91752114.38
SF689-2RSRubber seal91752114.38
SF699Rubber seal92063.17588.38
SF699ZZRubber seal92073.17588.54
SF699-2RSRubber seal92073.17588.54
SF609Rubber seal92473.175814.7
SF609ZZRubber seal92473.175816
SF609-2RSRubber seal92473.175816
SF629Rubber seal92684.762719
SF629ZZRubber seal92684.762721.8
SF629-2RSRubber seal92684.762721.8
SF639Rubber seal930104.762736.2
SF639ZZRubber seal930104.762737.1
SF639-2RSRubber seal930104.762737.1