4T-12580/12520
📏 20.638 × 49.225 × 19.845 mm
Product Photo
TIMKENTapered Roller Bearings
TIMKEN 3660/3620-B
Tapered Roller Bearings · 20.6375 × 61.976 × 30.4165 mm
20.6375Bore d (mm)
61.976Outer D (mm)
30.4165Width B (mm)
✓323,474 SKUs in the online catalogue
✓OEM & custom bearings welcome
✓Reply within 30 minutes (working days)
✓Global shipping from Wuxi, China
Wuxi Andge Bearing Co., Ltd.Professional bearing supplier · Wuxi, Jiangsu, China
⚡ Reply ≤ 30 min
The TIMKEN 3660/3620-B is a Tapered Roller Bearings, with a bore diameter (d) of 20.6375 mm, an outer diameter (D) of 61.976 mm and a width (B) of 30.4165 mm. Supplied by Wuxi Andge Bearing Co., Ltd. (AndgeBearing), a bearing manufacturer and exporter based in Wuxi, Jiangsu, China — OEM and custom bearings welcome, RFQ replied within 30 minutes on working days.
Full Specifications
| Brand | TIMKEN |
|---|---|
| Category | Tapered Roller Bearings |
| Type | Tapered Roller Bearings |
| Dimensions (d × D × B) | d 20.6375 mm × D 61.976 mm × B 30.4165 mm |
| Catalogue Ref. | jb3leK5O5m |
| Aa | 2.032 mm |
| Ab | 0.254 mm |
| Assembly Weight | 485.34 g |
| B | 30.4165 mm |
| Bearing Subtype | TSF |
| Bearing Type | TRB |
| C | 23.8125 mm |
| C0 | 89854.1 N |
| C1 | 88519.6 N |
| C2 | 4.7625 mm |
| C90 | 22952.Series 8 N |
| Ca90 | 11120.6 N |
| Cg | 0.0592 Geometric factor |
| Cone (Inner) | 3660 Inner ring |
| Cup (Outer) | 3620-B Outer ring |
| D1 | 66.5709 mm |
| Da | 58.928 mm |
| Db | 52.07 mm |
| K = 0.39 / Tan (contact angle) | 2.07 Factor |
| R | 2.286 mm |
| T1 | 9.525 mm |
| Y = 0.4 / Tan (contact angle) | 2.13 Factor |
| a | -11.938 mm |
| da | 29.464 mm |
| db | Series 33.528 mm |
| e = 1.5 * Tan (contact angle) | 0.28 Factor |
| r | 3.302 mm |
12580/12520ANDGE20.638 × 49.225 × 19.845 mm4T-12580/20ANDGE20.638 × 49.225 × 19.845 mm
LM12748/LM12710
📏 21.43 × 45.237 × 15.494 mm
LM 12748/710
📏 21.43 × 45.237 × 15.494 mm
LM12748/LM12710
📏 21.43 × 45.237 × 15.494 mm
LM12748/LM12710
📏 21.43 × 45.237 × 16.637 mm
M12649/M12610
📏 21.43 × 50.005 mm
M12649/M12610
📏 21.43 × 50.005 × 17.526 mm
M12649/M12610
📏 21.43 × 50.005 × 17.526 mm