d - 57,15 mm

D - 112,712 mm

T - 30,162 mm

B - 30,048 mm

C - 23,812 mm

R - 3,6 mm

r - 3,3 mm

a - -4,6 mm

Da - 106 mm

db - 72 mm

da - 66 mm

Db - 99 mm

Aa - 2,2 mm

Ab - 1,1 mm

Weight - 1,37 Kg

Basic static load rating (C0) - 191 kN

Factor (G1) - 75,2

Factor (G2) - 21,3

Factor (Cg) - 0,0297

Factor (K) - 1,45

Basic dynamic load rating (C90) - 33,3

Basic dynamic load rating (Ca90) - 22,9

Basic dynamic load rating (C1) - 129 kN

Calculation factor (e) - 0,4

Calculation factor (Y) - 1,49

• Model Number:3979/3920
• Inner Diameter：57,15mm Outer Diameter：112,712mm Width：30,162mm
• Type：Tapered Roller Bearings
• Update date：2023-03-08
• Application:Hairbrush device,preservation equipment,Pest Monitoring,survey accessories,industrial fans,magnetic elements,lifting upgrade,historical instruments,Leather Products,aerial work equipment,tower crane
• Similar models:KOYO 3979/3920 NTN 4T-3979/3920 FBJ 3979/3920 CX 3979/3920 NACHI 3979/3920 ISO 3979/3920 Timken NP113979/NP693852 Timken 3979/3920 Timken 3979/3920-B Fersa 3979/3920
• BEARING POWER International Trading Co.,Ltd. specialize in 3979/3920 products，there is large inventory of Timken 3979/3920 . We has been built up long-term cooperation with Timken company, could make a bulk order of the 3979/3920 Which Timken 3979/3920 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  12175/12303	44,45	76,992	17,462	FBJ	Tapered Roller Bearings
  22326EF800	130,000	280,000	93,000	SNR	Thrust Roller Bearings
  260RIT802	660,4	903		Timken	Cylindrical Roller Bearings
  292/560 M	560	750		CX	Thrust Roller Bearings
  30221	105	190	39	CRAFT	Tapered Roller Bearings
  31309 A	45	100	27,25	CX	Tapered Roller Bearings
  6810VV	50	65	7	NSK	Deep Groove Ball Bearings
  6240-M	200	360	58	NKE	Deep Groove Ball Bearings
  AST40 1020	10	12		AST	Plain Bearings
  HK101612	10	16	12	CX	Cylindrical Roller Bearings
  KZK 28x36x16	28	36		NBS	Needle Roller Bearings
  NJ1020	100	150	24	NSK	Cylindrical Roller Bearings
  NJ421	105	260	60	CYSD	Cylindrical Roller Bearings
  NNU4924	120	165	45	NTN	Cylindrical Roller Bearings
  NU 220 E	100	180	34	NACHI	Cylindrical Roller Bearings
  RNAO45X62X40-ZW-ASR1	45	62	40	INA	Needle Roller Bearings
  H2320	100	130		FAG	ADAPTERS
  A1306TS	30	72	19	Hyatt	CYLINDRICAL ROLLER BEARINGS
  SPB-10	.6250		2.1250	Thomson	LINEAR RECIRCULATING BALL BEARINGS PILLOW BLOCKS
  22272	360	650	170	CONSOLIDATED	SPHERICAL ROLLER BEARINGS