(dimensions in inches)

Bearing Type - single row assembly

Bore Dia (d) - 2.6250

Outer Dia (D) - 4.4375

Width (B) - 1.1875

Outer Width (Bo) - 0.9375

Inner Width (Bi) - 1.1830

Radius (min) (rs) - 0.217

Radius (min) (rs1) - 0.031

Weight (g) - 1,141.00

Material - 52100 chrome steel or equiavelent

The assembly part number lists the cone part number first and then the cup part number.

• Model Number: 3994/3925
• Inner Diameter：66,675mm Outer Diameter：112,7125mm Width：30,1625mm
• Type：Tapered Roller Bearings
• Update date：2025-12-11
• Application:food packaging,air shower etc,mechanical and electrical,steam Hydraulic control element,X-ray Equipment,horizontal processing,special broaching machine,textile machinery,Workpiece,glass processing machine,hydraulic cylinder
• Similar models:Timken 3994/3927X FBJ 3994/3920 NACHI 3994/3920 NSK 3994/3920 Fersa 3994/3927X AST 3994/3925 NTN 4T-3994/3920 Timken 3994/3920 KBC 3994/3920 Timken 3994/3925
• BEARING POWER International Trading Co.,Ltd. specialize in 3994/3925 products，there is large inventory of AST 3994/3925 . We has been built up long-term cooperation with AST company, could make a bulk order of the 3994/3925 Which AST 3994/3925 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
  170RT91	170	248		Timken	Cylindrical Roller Bearings
  2307EKTN9	35	80	31	SKF	Self-Aligning Ball Bearings
  2684/2631	22,225	66,421	23,812	Timken	Tapered Roller Bearings
  33110F	50	85	26	Fersa	Tapered Roller Bearings
  33113	65	110	34	FAG	Tapered Roller Bearings
  4104	20	40	16	INA	Thrust Ball Bearings
  62212-2RS	60	110	28	ISO	Deep Groove Ball Bearings
  GE280ES-2RS	280	400	155	FBJ	Plain Bearings
  NKS20-XL	20	32	20	INA	Needle Roller Bearings
  NK 10/16 TN	10	17	16	NBS	Needle Roller Bearings
  Q1030	150	225	35	CX	Angular Contact Ball Bearings
  SCE95	14,3	19,05	7,9502	AST	Needle Roller Bearings
  T107W	27,229	50,8	15,875	Timken	Thrust Roller Bearings
  RSTO50	90		19.8	FAG	NEEDLE BEARINGS
  NU2218	90	160	40	SKF	CYLINDRICAL ROLLER BEARINGS
  6306-2RSNR	30	72	19	FAG	DEEP GROOVE BALL BEARINGS
  YR-23/4-XC	.7500	2.7500	1.5625	Smith	NEEDLE BEARINGS
  301P	12	37	12	NH	DEEP GROOVE BALL BEARINGS
  KA-35CPO-2RS	3.5000	4.0000	.2500	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  72809-2RS	45	58	8	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS