(dimensions in inches)

Bearing Type - single row assembly

Bore Dia (d) - 1.3750

Outer Dia (D) - 3.3750

Width (B) - 1.1875

Outer Width (Bo) - 0.9375

Inner Width (Bi) - 1.1875

Radius (min) (rs) - 0.138

Radius (min) (rs1) - 0.130

Weight (g) - 1,045.00

Material - 52100 chrome steel or equiavelent

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

• Model Number:3872/3820
• Inner Diameter：34,925mm Outer Diameter：85,725mm Width：30,1625mm
• Type：Tapered Roller Bearings
• Update date：2023-03-14
• Application:historical instruments,Medium and large motor,water,Machine tools,defogging and degreasing,sanitation facilities,Industrial,hydraulic pump,Hydraulic Hose,hydraulic cylinder,machine lathe
• Similar models:Timken 3872A/3820 CX 3872/3820 KOYO 3872A/3820 FBJ 3872/3820 Timken 3872/3820 NTN 4T-3872/3820 ISO 3872/3820 KOYO 3872/3821 Timken 3872/3821 AST 3872/3820
• BEARING POWER International Trading Co.,Ltd. specialize in 3872/3820 products，there is large inventory of AST 3872/3820 . We has been built up long-term cooperation with AST company, could make a bulk order of the 3872/3820 Which AST 3872/3820 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
  30314A	70	150	38	SNR	Tapered Roller Bearings
  42362/42587DC+X1S-42362	92,075	149,225	66,672	Timken	Tapered Roller Bearings
  54320U+U320	103			CX	Thrust Ball Bearings
  69/500	500	670	78	NTN	Deep Groove Ball Bearings
  7015	75	115	20	NACHI	Angular Contact Ball Bearings
  EGB0306-E40	3	4,5	6	INA	Plain Bearings
  EGB7580-E50	75	80	80	INA	Plain Bearings
  ER201-8	12,7	47		AST	Bearing Units
  F697-2RS	7	17	5	ISO	Deep Groove Ball Bearings
  NF332	160	292	68	NTN	Cylindrical Roller Bearings
  NFV28/800	800,000	980,000	106,000	NTN	Cylindrical Roller Bearings
  RAK2-15/16	74,613			INA	Bearing Units
  SM1303KB	80,9625	140	80,96	Timken	Deep Groove Ball Bearings
  ZKLF1255-2RS	12	55	25	INA	ANGULAR CONTACT BALL SCREW SUPPORT BEARINGS
  NF211E	55	100	21	STEYR	CYLINDRICAL ROLLER BEARINGS
  AS2035	20	35		SKF	THRUST NEEDLE BEARINGS
  NJ-244	220	400	65	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  HJ-1011	55		5	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  NA-5916	80	110	40	CONSOLIDATED	NEEDLE BEARINGS
  YCRS-26	.4375	1.6250	.9375	CONSOLIDATED	NEEDLE BEARINGS