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TIMKEN 3977X - 3921XA bearing — Dimensions on request
TIMKEN 3977X - 3921XA photo 1TIMKEN 3977X - 3921XA photo 2
TIMKENTapered Roller Bearings

TIMKEN 3977X - 3921XA

Tapered Roller Bearings · Dimensions on request

✓323,474 SKUs in the online catalogue ✓OEM & custom bearings welcome ✓Reply within 30 minutes (working days) ✓Global shipping from Wuxi, China
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Wuxi Andge Bearing Co., Ltd.Professional bearing supplier · Wuxi, Jiangsu, China ⚡ Reply ≤ 30 min
The TIMKEN 3977X - 3921XA is a Tapered Roller Bearings, available in the dimensions listed in the specification table below. 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

BrandTIMKEN
CategoryTapered Roller Bearings
TypeTapered Roller Bearings
Dimensions (d × D × B)Dimensions on request
Catalogue Ref.eIjiQCbic8
Aa - Cage-Cone Backface Clearance1.5 mm0.06 in
Ab - Cage-Cone Frontface Clearance4.1 mm0.16 in
B - Cone Width28.001 mm1.1024 in
Bearing Weight1.2 Kg2.700 lb
C - Cup Width23.813 mm0.9375 in
C0 - Static Radial Rating43000 lbf191000 N
Cage TypeStamped Steel
Cone Part Number3977X
Cup Part Number3921XA
D - Cup Outer Diameter109.985 mm4.3301 in
Da - Cup Frontface Backing Diameter104.90 mm4.13 in
Db - Cup Backface Backing Diameter100.08 mm3.94 in
Design UnitsImperial
G1 - Heat Generation Factor (Roller-Raceway)75.2
G2 - Heat Generation Factor (Rib-Roller End)21.3
Series3900
T - Bearing Width29.751 mm1.1713 in
d - Bore59.987 mm2.3617 in
da - Cone Frontface Backing Diameter68.07 mm2.68 in
db - Cone Backface Backing Diameter71.88 mm2.83 in

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