(dimensions in inches)

Bearing Type - single row assembly

Bore Dia (d) - 2.1250

Outer Dia (D) - 5.5130

Width (B) - 1.4375

Outer Width (Bo) - 0.9260

Inner Width (Bi) - 1.3085

Radius (min) (rs) - 0.138

Radius (min) (rs1) - 0.091

Weight (g) - 2,710.00

CAD Notice - Please contact AST Bearings to request a CAD Model for this part number.

Material - 52100 chrome steel or equiavelent

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

• Model Number:78215C/78551
• Inner Diameter：53,975mm Outer Diameter：140,0302mm Width：36,5125mm
• Type：Tapered Roller Bearings
• Update date：2025-12-11
• Application:intermediate,dynamic blood pressure,squeeze machine etc,security equipment,rolling machine,Cylinder Pneumatic Treatment Element,tire industry,magnetic elements,chromatography,Hair styling device,tube
• Similar models:Timken 78215C/78551 Timken 78215C/78549D+X1S-78215 FBJ 78215C/78551 CX 78215C/78551 Timken 78215C/78537 KOYO 78215/78551 ISO 78215C/78551 AST 78215C/78551 NTN 4T-78215C/78551
• BEARING POWER International Trading Co.,Ltd. specialize in 78215C/78551 products，there is large inventory of AST 78215C/78551 . We has been built up long-term cooperation with AST company, could make a bulk order of the 78215C/78551 Which AST 78215C/78551 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
  24084RHAK30	420	620	200	KOYO	Spherical Roller Bearings
  24180E	400	650	250	NACHI	Cylindrical Roller Bearings
  3310-B-TV	50	110	44,4	NKE	Angular Contact Ball Bearings
  45BTM5220A	45	52	20	KOYO	Needle Roller Bearings
  5204-2RS	20	47	20,638	AST	Angular Contact Ball Bearings
  555/552	50,8	123,825	38,1	Timken	Tapered Roller Bearings
  6201L11	12	32	10	NSK	Deep Groove Ball Bearings
  BSB055090-T	55	90	15	FAG	Thrust Ball Bearings
  EXFE215	75			SNR	Bearing Units
  F629	9	26	8	ZEN	Deep Groove Ball Bearings
  LD5808ZZ	40	85	30,2	AST	Deep Groove Ball Bearings
  K10X14X10H	10	14		KOYO	Needle Roller Bearings
  NNU4964	320	440	118	KOYO	Cylindrical Roller Bearings
  NUP 209 ECJ	85	45	19	SKF	Thrust Ball Bearings
  X32226/Y32226	130	230	67,75	Timken	Tapered Roller Bearings
  62818-2RS	90	115	16	ELGES	DEEP GROOVE BALL BEARINGS
  22314E/VA405	70	150	51	SKF	SPHERICAL ROLLER BEARINGS
  NUP217E	85	150	28	STEYR	CYLINDRICAL ROLLER BEARINGS
  94340	.7500	1.2500	2.5000	RBC	JOURNAL ROLLER ASSEMBLIES
  RLS-44	5.5000	9.5000	1.3750	STEYR	DEEP GROOVE BALL BEARINGS