S1638-2RS, S1638-ZZ Stainless Steel Bearing

S1638-2RS, S1638-ZZ Stainless Steel Bearing include three kinds of stainless steel materials. They are 440c stainless steel, 304 stainless steel and 316L stainless steel.

Among them, 440c stainless steel have the strongest hardness, and this type of stainless steel bearing has the best mechanical properties. 304 stainless steel has good corrosion resistance and very little magnetic properties. 316L stainless steel has best corrosion resistance and is almost nonmagnetic. Please go to this page to learn more about material properties.

 

TECHNICAL SPECS

 

Material 440C Stainless Steel Bearings 304 Stainless Steel Bearings 316L Stainless Steel Bearings
Bore Dia (d)
0.75 inch
Outer Dia (D)
2.0000 inch
Width (B)
0.5625 inch
Closures Rubber Seals(2RS), Metal Shielded(ZZ) and Open type are available
Lubrication Grease, Oil, Dry are available
Highest temperature 300 Degrees F 400 Degrees F 400 Degrees F
Magnetic little no no
Hardness 58HRC 30HRC 30HRC
Corrosion Resistance
General
Better
Best
Clearance
CO, C2 and C3 are available.
Grades
ABEC Grades 1, 3, 5, 7, and 9 are available.
Dynamic Load Rating (Cr) (Newtons) 227013621362
Static Load Rating (Cor) (Newtons) 1290774774
Max Speed (X1000 RPM) 6.555
Ball Qty 9
Ball Dia (Dw) 0.25
Weight (g) 37.17
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