(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：2025-12-15
• Application:lifting chain,Air,steam Hydraulic control element,medical equipment,vacuum suction cup,engineering machinery,Oral Equipment,medical equipment,plastic rolling,Hydraulic Press,comprehensive experiment
• Similar models:Timken NAO35X55X40 INA K155X163X26 CX AXK3552 JNS NAF355520 KOYO RNA1055 IKO TAM5520 KOYO J-55 NSK FWF-475528 IKO KT556325 KOYO AR105578,4
• 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
  32940 A	200	280	51	CX	Tapered Roller Bearings
  350976 C	550	760	50	ISB	Thrust Roller Bearings
  4T-45282/45220	47,625	104,775	30,162	NTN	Tapered Roller Bearings
  61802	15	24	5	CRAFT	Deep Groove Ball Bearings
  6230-RS	150	270	45	CYSD	Deep Groove Ball Bearings
  6409ZZ	45,000	120,000	29,000	NTN	Deep Groove Ball Bearings
  687/672	101,6	168,275	41,275	FBJ	Tapered Roller Bearings
  7912UADG/GLUP-5	60	85	13	NTN	Angular Contact Ball Bearings
  BAM 1010	15,875	20,638	15,88	IKO	Needle Roller Bearings
  GW 100	100	210	59	CX	Plain Bearings
  F-93695	35	60	26	INA	Cylindrical Roller Bearings
  NN3018	90	140	37	CX	Cylindrical Roller Bearings
  NU12/630	630	1150	230	ISO	Cylindrical Roller Bearings
  S6001-2TS	12	28	8	ZEN	Deep Groove Ball Bearings
  S7005 ACE/HCP4A	47	25	12	SKF	Angular Contact Ball Bearings
  BU1220L	100	180	34	Hyatt	CYLINDRICAL ROLLER BEARINGS
  51252				SNR	THRUST BALL BEARINGS
  SS6301	12	37	12	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  221	105	190	36	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  STO-12-ZZX	12	32	16	CONSOLIDATED	NEEDLE BEARINGS