(dimensions in inches)

Bearing Type - Full Complement, Mechanically Retained Rollers

Outer Dia (D) - 0.5000

Width (B) - 0.3130

Dynamic Load Rating (Cr) - 940

Static Load Rating (Cor) - 1,100

Max Speed (Grease) (X1000 RPM) - 12,500

Shaft (Fw) - 0.313

Weight (g) - 3.00

Material - Drawn cup: Hardened carbon steel alloy, Rollers - 52100 Chrome steel or equivalent

Some sizes are available with a closed end.

The bearing must be used with a hardened inner ring, or a hardened shaft.

Some sizes are available as full complement grease retained roller design.

• Model Number: S55
• Inner Diameter：7,9502mm Outer Diameter：12,7mm Width：7,9502mm
• Type：Needle Roller Bearings
• Update date：2025-04-24
• Application:ignition system,cleaners,rock drilling machinery,Workpiece,miscellaneous instruments,Tool,trolley,engineering machinery,tube,Water Monitoring,vertical sawing machine
• Similar models:NBS AXK3552 KOYO NK55/25 NSK M-551 CX K55x60x17 SKF HK5528 NSK FWF-556027 CX NK55/35 NTN K50X55X20 INA F-55927 NTN RNA0-55X68X40
• BEARING POWER International Trading Co.,Ltd. specialize in S55 products，there is large inventory of AST S55 . We has been built up long-term cooperation with AST company, could make a bulk order of the S55 Which AST S55 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
  2208 KTN9	40	80	23	ISB	Self-Aligning Ball Bearings
  462/453X	57,15	104,775	30,162	NSK	Tapered Roller Bearings
  50BER10S	50	80	16	NSK	Angular Contact Ball Bearings
  54222-MP	95	160	71,4	NKE	Thrust Ball Bearings
  5S-BNT006	30	55	13	NTN	Angular Contact Ball Bearings
  AST11 6570	65	70		AST	Plain Bearings
  GEC440XT	440	600		AST	Plain Bearings
  NK9/12-TV	9	16	12	INA	Needle Roller Bearings
  R181.02				SNR	Wheel Bearings
  SS 61811-2RS	55	72	9	ISB	Deep Groove Ball Bearings
  UCX10	50	100	55.6	NACHI	Deep Groove Ball Bearings
  SB207	35	72	32	KOYO	Deep Groove Ball Bearings
  UKC205H	20		35	SNR	Bearing Units
  220WDD	100	180	34	FAF	DEEP GROOVE BALL BEARINGS
  NU2315E	75	160	55	FAG	CYLINDRICAL ROLLER BEARINGS
  RTW-608				INA	THRUST ROLLER BEARING WITH SPHERICAL SEATING RING
  T731				Rollway	THRUST ROLLER BEARINGS
  RF-2ZZ	.1250	.3750	.1562	NMB	DEEP GROOVE BALL BEARINGS
  NM4	.5000	1.6250	.6250	STEYR	CYLINDRICAL ROLLER BEARINGS
  629-ZZ	9	26	8	CONSOLIDATED	DEEP GROOVE BALL BEARINGS