TIMKEN HM88644-HM88610P Tapered roller bearing
Also known as : HM88644-HM88610P
- Inside Diameter: 31.75 mm
- Outside Diameter: 72.233 mm
- Width: 25.397 mm
- Basic dynamic load rating: 76.8 kN
- Basic static load rating: 94.2 kN

TIMKEN HM88644-HM88610P
TIMKEN HM88644-HM88610P details
| Series | HM88600 |
|---|---|
| model | HM88644-HM88610P |
| Cone Part Number | HM88644 |
| Cup Part Number | HM88610P |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| Bearing Weight |
0.500 Kg 1.20 lb |
| Dimensions | |
| d - Bore |
31.750 mm 1.2500 in |
| D - Cup Outer Diameter |
72.233 mm 2.8438 in |
| B - Cone Width |
25.400 mm 1.0000 in |
| C - Cup Width |
19.842 mm 0.7812 in |
| T - Bearing Width |
25.397 mm 0.9999 in |
| Abutment and Fillet Dimensions | |
| R - Cone Backface "To Clear" Radius |
1.520 mm 0.06 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 |
44.45 mm 1.75 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 HM88644-HM88610P bearing cross reference

68450R/68709R
31.75 mmx 72.233 mmx 25.397 mm

H414245/H414210
31.75 mmx 72.233 mmx 25.397 mm

387/382A
31.75 mmx 72.233 mmx 25.397 mm

HM88630R/HM88610R
31.75 mmx 72.233 mmx 25.397 mm

02473R/02420R
31.75 mmx 72.233 mmx 25.397 mm

23100R/23256R
31.75 mmx 72.233 mmx 25.397 mm

387-384ED
31.75 mmx 72.233 mmx 25.397 mm

389-384DRB
31.75 mmx 72.233 mmx 25.397 mm

EE132083-132126D
31.75 mmx 72.233 mmx 25.397 mm

42362D - 42586
31.75 mmx 72.233 mmx 25.397 mm

L357049-L357019-B
31.75 mmx 72.233 mmx 25.397 mm



