(dimensions in inches)

Bearing Type - Shielded

Bore Dia (d) - 0.1562

Outer Dia (D) - 0.3125

Width (B) - 0.1250

Radius (min) (rs) - 0.004

Dynamic Load Rating (Cr) - 69

Static Load Rating (Cor) - 27

Max Speed (Grease) (X1000 RPM) - 53

Max Speed (Oil) (X1000 RPM) - 63

Max. Shaft Shoulder Dia. Inner (Ui) - 0.3

Min. Housing Shoulder Dia., Outer (Uo) - 0.287

Ball Qty - 10

Ball Dia (Dw) - 0.0394

Weight (g) - 0.61

Precision - A1

Standard Clearance - K25

Material - Martensitic Stainless Steel

Also available in 52100 Chrome Steel

ABEC Grades 1, 3, 5, 7, and 9 are available.

Two metal shields = (ZZ), also available with a single metal shield = (Z).

• Model Number: SR155ZZ
• Inner Diameter：3,96748mm Outer Diameter：7,9375mm Width：3,175mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-16
• Application:pump accessories,hot and cold box,reducer,scientific instruments,agriculture,food add,injection molding machine,small appliances,Anti-defibrillation pacing,roller lathe,dye pigments
• Similar models:ISB R155ZZ Timken 155BIC615 SKF 415599B SKF D/WR155-2ZS ZEN SFR155-2Z ZEN R155 ISB FR155ZZ SKF D/WR155R-2ZS ISO FR155ZZ NSK R155ZZS
• BEARING POWER International Trading Co.,Ltd. specialize in SR155ZZ products，there is large inventory of AST SR155ZZ . We has been built up long-term cooperation with AST company, could make a bulk order of the SR155ZZ Which AST SR155ZZ 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
  14138A/14283	34,925	72,085	22,385	Fersa	Tapered Roller Bearings
  24064MBW516	320	480	190	AST	Spherical Roller Bearings
  300TMP11	300	380	62	NSK	Thrust Roller Bearings
  43BWD08	43	79	41	NSK	Angular Contact Ball Bearings
  623-Z	3	10	4	NKE	Deep Groove Ball Bearings
  6320	100	215	47	NSK	Deep Groove Ball Bearings
  7002	15	32	9	NACHI	Angular Contact Ball Bearings
  E-LM778549D/LM778510/LM778510DG2	584,2	762	396,875	NTN	Tapered Roller Bearings
  B71906-C-T-P4S	30	47	9	FAG	Angular Contact Ball Bearings
  BLFL6J	30			NACHI	Bearing Units
  GE 35 XS K	35	55	30	ISB	Plain Bearings
  HK 3520 2RS	35	42	20	NBS	Needle Roller Bearings
  ML6019	6	19	8	KOYO	Deep Groove Ball Bearings
  PTUEY60	60			NKE	Bearing Units
  RNAF 7148N	7	14	8	IKO	Needle Roller Bearings
  SFRW188-2RS	6,35	12,7		AST	Deep Groove Ball Bearings
  Y128	19,05	25,4	12,7	KOYO	Needle Roller Bearings
  RNAO50x65x20	65		20	FAG	NEEDLE BEARINGS
  28x42x8mm	28	42	8	CONSOLIDATED	OIL SEALS
  CRSBCE-16			.6250	CONSOLIDATED	NEEDLE BEARINGS