(dimensions in inches)

Bearing Type - Shielded

Bore Dia (d) - 0.5000

Outer Dia (D) - 1.1250

Width (B) - 0.3125

Radius (min) (rs) - 0.016

Dynamic Load Rating (Cr) - 1,149

Static Load Rating (Cor) - 511

Max Speed (Grease) (X1000 RPM) - 27

Max Speed (Oil) (X1000 RPM) - 32

Max. Shaft Shoulder Dia. Inner (Ui) - 0.6

Min. Housing Shoulder Dia., Outer (Uo) - 0.990

Ball Qty - 8

Ball Dia (Dw) - 0.1875

Weight (g) - 24.10

Precision - A1

Standard Clearance - C0

Material - 52100 Chrome steel (or equivalent)

Also available in Stainless Steel, add prefix "S"

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

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

• Model Number: R8ZZ
• Inner Diameter：12,7mm Outer Diameter：28,575mm Width：7,9375mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-16
• Application:Vertical pull,vacuum filter,Industrial,stamping die,hydraulic cylinder buffer,Display Devices,sample cup,Anti-defibrillation pacing,printing equipment,instrumentation instrument,Material handling equipment
• Similar models:Timken 206KTT ISB 61826-2RS KOYO 629-2RU NSK R22 FBJ 77R16 ZEN R3-2Z FBJ 6002ZZ NTN 6322NR NTN FLAWBC4-10Z NACHI 6304-2NSE
• BEARING POWER International Trading Co.,Ltd. specialize in R8ZZ products，there is large inventory of AST R8ZZ . We has been built up long-term cooperation with AST company, could make a bulk order of the R8ZZ Which AST R8ZZ 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
  2216	80	140	33	AST	Self-Aligning Ball Bearings
  234476	380	560	212	ISO	Thrust Ball Bearings
  25BGR02X	25	52	15	NSK	Angular Contact Ball Bearings
  7014CDF	70	110	20	NACHI	Angular Contact Ball Bearings
  BCH06604PK	17,015	23,813	17,48	INA	Needle Roller Bearings
  BK3018	30	37	18	CX	Cylindrical Roller Bearings
  FR1810ZZ	7,938	12,7	3,967	ISB	Deep Groove Ball Bearings
  FYRP 1 11/16-3	42,862	68,659	107,95	SKF	Bearing Units
  GLCTE15	15			NKE	Bearing Units
  N 306 ECP	72	30	19	SKF	Thrust Ball Bearings
  R168ZZ	6,35	9,525	3,175	ISB	Deep Groove Ball Bearings
  RA107RR	36,5125	72	25,4	Timken	Deep Groove Ball Bearings
  X32021XM/Y32021XM	105	160	35	Timken	Tapered Roller Bearings
  20213	65	120	23	SKF	SPHERICAL ROLLER BEARINGS
  2MMV9322WI-CR	110	150	20	FAF	ANGULAR CONTACT BALL BEARINGS
  L10N	10	32	9	HOFF	DEEP GROOVE BALL BEARINGS
  SUCTF207-20	1.2500			PTI	THERMOPLASTIC PILLOW BLOCKS
  638/8-ZZ	8	16	6	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  53204-U				CONSOLIDATED	THRUST BALL BEARINGS WITH SPHERICAL SEATING RING
  NNCF-5056V	280	420	190	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS