(dimensions in inches)

Bearing Type - Shielded

Bore Dia (d) - 0.7500

Outer Dia (D) - 1.6250

Width (B) - 0.4375

Radius (min) (rs) - 0.031

Dynamic Load Rating (Cr) - 2,477

Static Load Rating (Cor) - 1,177

Max Speed (Grease) (X1000 RPM) - 17

Max Speed (Oil) (X1000 RPM) - 21

Max. Shaft Shoulder Dia. Inner (Ui) - 1.1

Min. Housing Shoulder Dia., Outer (Uo) - 1.474

Ball Qty - 9

Ball Dia (Dw) - 0.2500

Weight (g) - 69.30

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: R12ZZ
• Inner Diameter：19,05mm Outer Diameter：41,275mm Width：11,1125mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-11
• Application:Traffic Fire Protection Equipment Security equipment,office equipment,pump,organic raw materials,packaging machinery,PVC,metallurgy,boring bar boring bar,municipal machinery,enzyme,Processing machinery
• Similar models:KOYO M6212 FYH UC204-12 KOYO WMLFN8012ZZ AST R12-2RS Timken 212KDD NSK 6212 FAG 61912-2RSR NSK 32TM12U40AL PFI B17-126D SKF 361201R
• BEARING POWER International Trading Co.,Ltd. specialize in R12ZZ products，there is large inventory of AST R12ZZ . We has been built up long-term cooperation with AST company, could make a bulk order of the R12ZZ Which AST R12ZZ 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
  22360 KCW33	300	620	185	CX	Spherical Roller Bearings
  24064MBW33	320	480	190	AST	Spherical Roller Bearings
  32213	65	120	32.75	KBC	Tapered Roller Bearings
  365A/362	41,275	90	20	Timken	Tapered Roller Bearings
  52209	35	73	37	NKE	Thrust Ball Bearings
  54316-MP	65	140	86,1	NKE	Thrust Ball Bearings
  6010-ZZ	50	80	16	ISB	Deep Groove Ball Bearings
  H247548/H247510CD+H247549XB	234,95	384,175	238,125	Timken	Tapered Roller Bearings
  F19025	30	62	20	Fersa	Cylindrical Roller Bearings
  FYJ 45 KF+H 2309	40			SKF	Bearing Units
  HM516448/10	82,55	133,35	39,688	ISO	Tapered Roller Bearings
  NCS1612	25,4	38,1	19,05	INA	Needle Roller Bearings
  RNA2015	22,1	35	22	KOYO	Needle Roller Bearings
  SB 40A	40	62	33	IKO	Plain Bearings
  SEA40 /NS 7CE3	40	52	7	SNFA	Angular Contact Ball Bearings
  ZB1.16.0260.400-1SPPN	117	320	42	ISB	Thrust Ball Bearings
  NK29/30	38		30	FAG	NEEDLE BEARINGS
  LRJA121/2E	12.5000	19.0000	2.6250	RHP	CYLINDRICAL ROLLER BEARINGS
  117-KSFF	85	130	22	MRC	DEEP GROOVE BALL BEARINGS
  SSSY-106	1.3750			CONSOLIDATED	STAINLESS STEEL PILLOW BLOCKS