TIMKEN HM88638-HM88612 Bearing

TIMKEN HM88638-HM88612 tapered roller bearings

Also known as : HM88638-HM88612

  • Inside Diameter: 31.986 mm
  • Outside Diameter: 73.025 mm
  • Width: 26.54 mm
  • Basic dynamic load rating: 76.8 kN
  • Basic static load rating: 94.2 kN

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TIMKEN HM88638-HM88612 Bearing

TIMKEN HM88638-HM88612 Bearing details

Series HM88600
model HM88638-HM88612
Cone Part Number HM88638
Cup Part Number HM88612
Design Units Imperial
Cage Type Stamped Steel
Bearing Weight 0.500 Kg
1.20 lb
Dimensions
d - Bore 31.986 mm
1.2593 in
D - Cup Outer Diameter 73.025 mm
2.8750 in
B - Cone Width 25.400 mm
1.0000 in
C - Cup Width 20.985 mm
0.8262 in
T - Bearing Width 26.540 mm
1.0449 in
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius 3.300 mm
0.130 in
r - Cup Backface "To Clear" Radius 2.29 mm
0.090 in
da - Cone Frontface Backing Diameter 42.42 mm
1.67 in
db - Cone Backface Backing Diameter 48.51 mm
1.91 in
Da - Cup Frontface Backing Diameter 69.10 mm
2.74 in
Db - Cup Backface Backing Diameter 59.94 mm
2.36 in
Ab - Cage-Cone Frontface Clearance 2.5 mm
0.1 in
Aa - Cage-Cone Backface Clearance 1 mm
0.04 in
a - Effective Center Location -4.60 mm
-0.18 in
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions) 19900 N
4480 lbf
C1 - Dynamic Radial Rating (1 million revolutions) 76800 N
17300 lbf
C0 - Static Radial Rating 94200 N
21200 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions) 18600 N
4180 lbf
Factors
K - Factor 1.07
e - ISO Factor 0.55
Y - ISO Factor 1.1
G1 - Heat Generation Factor (Roller-Raceway) 23.4
G2 - Heat Generation Factor (Rib-Roller End) 9.4
Cg - Geometry Factor 0.0822

TIMKEN HM88638-HM88612 bearings, TS (Tapered Single) Imperial, Tapered roller bearings.

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