Inch Flange Mini Bearings(Stainless Steel)

Inch Flange Mini Bearings are also called inch flange miniature bearings. Inch flange mini bearings are referred to inch miniature ball bearings with flange and with a inch dimension from a a bore size  1/25″(1.016mm) to 1/2″(12.7mm). Runstar is a professional stainless steel inch flange mini bearings manufacturer in China. The stainless steel material can be 440(9Cr18),420(9Cr13),as well as 316 stainless steel for special application. Compared with ordinary inch flange mini bearings with chrome steel,stainless steel inch flange mini bearings can keep from corrosion caused by some acids or moisture,and stainless steel inch flange mini bearings have obvious advantages of stable operation, low noise, low magnet, wide application, excellent anti-corrosion and anti-rust properties. We can supply stainless steel inch flange mini bearings with open type,with shields or with rubber seals. The precision tolerance of stainless steel inch flange mini bearings can be from ABEC-1 to ABEC-7 for choice. The They are widely used in the fields of medical equipment, cryogenic engineering, optical instruments, high-speed machine tools, high-speed motors, printing machinery, food processing machinery etcs. Custom-made inch flange mini bearings is accepted in Runstar. Rohs and REACH compliance.

PART NUMBERSEAL TYPEBore diameter(d)Outer diameter(D)Width(B)BALL SIZE(mm)BALL QTYweight(g)
SFR0 open3/64″︱1.191mm5/32″︱3.969mm0.0625″︱1.588mm0.670.1
SFR0ZZShields3/64″︱1.191mm5/32″︱3.969mm3/32″︱2.381mm0.670.15
SFR1open1/18″︱1.411mm3/16″︱4.763mm0.0781″︱1.984mm160.15
SFR1ZZShields1/18″︱1.411mm3/16″︱4.763mm0.1094″︱2.779mm160.19
SFR1-4open5/64″︱1.984mm1/4″︱6.35mm3/32″︱2.381mm170.4
SFR1-4ZZShields5/64″︱1.984mm1/4″︱6.35mm0.1406″︱3.571mm170.53
SFR1-4 2RSRubber seal5/64″︱1.984mm1/4″︱6.35mm0.1406″︱3.571mm170.67
SFR1-5open3/32″︱2.381mm5/16″︱7.938mm0.1094″︱2.779mm1.58860.67
SFR1-5ZZShields3/32″︱2.381mm5/16″︱7.938mm0.1406″︱3.571mm1.58861.25
SFR1-5 2RSRubber seal3/32″︱2.381mm5/16″︱7.938mm0.1406″︱3.571mm1.58861.25
SFR133open3/32″︱2.381mm3/16″︱4.762mm0.0625″︱1.588mm0.870.13
SFR133ZZShields3/32″︱2.381mm3/16″︱4.762mm3/32″︱2.381mm0.870.21
SFR133-2RSRubber seal3/32″︱2.381mm3/16″︱4.762mm3/32″︱2.381mm0.870.21
SFR144open1/8″︱3.175mm1/4″︱6.35mm3/32″︱2.381mm170.33
SFR144ZZShields1/8″︱3.175mm1/4″︱6.35mm0.1094″︱2.779mm170.48
SFR144-2RSRubber seal1/8″︱3.175mm1/4″︱6.35mm0.1094″︱2.779mm170.48
SFR2open1/8″︱3.175mm3/8″︱9.525mm5/32″︱3.967mm1.58871.2
SFR2ZZShields1/8″︱3.175mm3/8″︱9.525mm5/32″︱3.967mm1.58871.53
SFR2-2RSRubber seal1/8″︱3.175mm3/8″︱9.525mm5/32″︱3.967mm1.58871.53
SFR2-5open1/8″︱3.175mm5/16″︱7.938mm0.1094″︱2.779mm1.58860.57
SFR2-5ZZShields1/8″︱3.175mm5/16″︱7.938mm0.1406″︱3.571mm1.58860.84
SFR2-5-2RSRubber seal1/8″︱3.175mm5/16″︱7.938mm0.1406″︱3.571mm1.58860.84
SFR2-6open1/8″︱3.175mm3/8″︱9.525mm0.1094″︱2.779mm1.58871.05
SFR2-6ZZShields1/8″︱3.175mm3/8″︱9.525mm0.1406″︱3.571mm1.58871.35
SFR2-6-2RSRubber seal1/8″︱3.175mm3/8″︱9.525mm0.1406″︱3.571mm1.58871.35
SFR155open5/32″︱3.969mm5/16″︱7.938mm0.1094″︱2.779mm1100.56
SFR155ZZShields5/32″︱3.969mm5/16″︱7.938mm1/8″︱3.175mm1100.72
SFR155-2RSRubber seal5/32″︱3.969mm5/16″︱7.938mm1/8″︱3.175mm1100.72
SFR156open3/16″︱4.762mm5/16″︱7.938mm0.1094″︱2.779mm1100.47
SFR156ZZShields3/16″︱4.762mm5/16″︱7.938mm1/8″︱3.175mm1100.56
SFR156-2RSRubber seal3/16″︱4.762mm5/16″︱7.938mm1/8″︱3.175mm1100.56
SFR166open3/16″︱4.762mm3/8″︱9.525mm1/8″︱3.175mm1.58880.9
SFR166ZZShields3/16″︱4.762mm3/8″︱9.525mm1/8″︱3.175mm1.58880.97
SFR166-2RSRubber seal3/16″︱4.762mm3/8″︱9.525mm1/8″︱3.175mm1.58880.97
SFR3open3/16″︱4.762mm1/2″︱12.7mm5/32″︱3.967mm2.38172.5
SFR3ZZShields3/16″︱4.762mm1/2″︱12.7mm0.1960″︱4.978mm2.38173.24
SFR3-2RSRubber seal3/16″︱4.762mm1/2″︱12.7mm0.1960″︱4.978mm2.38173.24
SFR168open1/4″︱6.35mm3/8″︱9.525mm1/8″︱3.175mm1110.66
SFR168ZZShields1/4″︱6.35mm3/8″︱9.525mm1/8″︱3.175mm1110.73
SFR168-2RSRubber seal1/4″︱6.35mm3/8″︱9.525mm1/8″︱3.175mm1110.73
SFR188open1/4″︱6.35mm1/2″︱12.7mm1/8″︱3.175mm281.71
SFR188ZZShields1/4″︱6.35mm1/2″︱12.7mm3/16″︱4.762mm282.54
SFR188-2RSRubber seal1/4″︱6.35mm1/2″︱12.7mm3/16″︱4.762mm282.54
SFR4open1/4″︱6.35mm5/8″︱15.8750.1960″︱4.978mm2.38184.82
SFR4ZZShields1/4″︱6.35mm5/8″︱15.8750.1960″︱4.978mm2.38184.9
SFR4-2RSRubber seal1/4″︱6.35mm5/8″︱15.8750.1960″︱4.978mm2.38184.9
SFR1810open5/16″︱7.938mm1/2″︱12.7mm5/32″︱3.967mm1.2121.54
SFR1810ZZShields5/16″︱7.938mm1/2″︱12.7mm5/32″︱3.967mm1.2121.72
SFR1810-2RSRubber seal5/16″︱7.938mm1/2″︱12.7mm5/32″︱3.967mm1.2121.72
SFR6open3/8″︱9.525mm7/8″︱22.2250.2188″︱5.5583.9779.71
SFR6ZZShields3/8″︱9.525mm7/8″︱22.2250.2812″︱7.142mm3.97712.39
SFR6-2RSRubber seal3/8″︱9.525mm7/8″︱22.2250.2812″︱7.142mm3.97712.39
SFR8open1/2″︱12.7mm1 1/8″︱34.925mm1/4″︱6.35mm4.762824
SFR8ZZShields1/2″︱12.7mm1 1/8″︱34.925mm5/16″︱7.938mm4.762825.6
SFR8-2RSRubber seal1/2″︱12.7mm1 1/8″︱34.925mm5/16″︱7.938mm4.762825.6
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