(dimensions in inches)

Bearing Type - single row assembly

Bore Dia (d) - 1.7807

Outer Dia (D) - 3.1490

Width (B) - 0.7812

Outer Width (Bo) - 0.5937

Inner Width (Bi) - 0.8125

Radius (min) (rs) - 0.079

Radius (min) (rs1) - 0.051

Weight (g) - 410.00

Material - 52100 chrome steel or equiavelent

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

• Model Number: 17887/17831
• Inner Diameter：45,22978mm Outer Diameter：79,9846mm Width：19,84248mm
• Type：Tapered Roller Bearings
• Update date：2025-12-13
• Application:lathe,directional control valve,forming machine,oral medical device,crimping tools,Cylinder Pneumatic Treatment Element,ignition system,hot and cold box,forklift truck,other rubber,respirator
• Similar models:Timken 17887/17831 FAG K17887-17831 KOYO 17887/17831 KBC 17887/17831 NTN 4T-17887/17831 PFI 17887/31 Fersa 17887/17831 NSK 17887/17831 AST 17887/17831 NTN 4T-17887/17831SA
• BEARING POWER International Trading Co.,Ltd. specialize in 17887/17831 products，there is large inventory of AST 17887/17831 . We has been built up long-term cooperation with AST company, could make a bulk order of the 17887/17831 Which AST 17887/17831 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
  29288-E1-MB	440	600	95	INA	Thrust Roller Bearings
  7301BDB	12	37	12	NACHI	Angular Contact Ball Bearings
  7405 BCBM	80	25	21	SKF	Angular Contact Ball Bearings
  GEC320HT	320	440		AST	Plain Bearings
  NCF 2956 CV	380	280	60	SKF	Cylindrical Roller Bearings
  NU421	105	260	60	CYSD	Cylindrical Roller Bearings
  P 1.1/4 TR	31.75			SKF	Bearing Units
  PSL 612-320	482,6	634,873	80,962	PSL	Tapered Roller Bearings
  RNA6913-ZW-XL	72	90	45	INA	Needle Roller Bearings
  S2201	12	32	14	ZEN	Self-Aligning Ball Bearings
  SQ 14 C RS-1				ISB	Plain Bearings
  A33K3	.1250	.3750	.1562	FAF	DEEP GROOVE BALL BEARINGS
  7202WSU	15	35	11	FAF	ANGULAR CONTACT BALL BEARINGS
  F604	4	12	4	ISC	DEEP GROOVE BALL BEARINGS
  81124			11	SKF	THRUST ROLLER BEARINGS
  FPXA900	9.0000	9.5000	.2500	SKF	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  GSF35	35			SNR	THERMOPLASTIC PILLOW BLOCKS
  NJ-218	90	160	30	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  NU-428	140	360	82	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  SAF-5224..ROLLER	4.0000			CONSOLIDATED	PILLOW BLOCKS