(dimensions in mm)

Bearing Type - Single Row, Heavy Duty

Outer Dia (D) - 85.0000

Width (B) - 25.0000

Dynamic Load Rating (Cr) - 60,000

Static Load Rating (Cor) - 108,000

Max Speed (Oil) (X1000 RPM) - 7,000

Shaft (Fw) - 68.000

Weight (g) - 275.00

Material - 52100 Chrome steel, or equivalent

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

Some sizes are available with either a single seal or two seals.

• Model Number: RNA4912
• Inner Diameter：68mm Outer Diameter：85mm Width：25mm
• Type：Needle Roller Bearings
• Update date：2025-04-21
• Application:mathematical instruments,centrifugal pump,Hydraulic Press,Other Measurements,mobile toilet,Machine tool accessories,Storage Tool,Pneumatic Actuator,agrochemical,Handling machinery and various industrial machinery,Cutting Machine
• Similar models:NTN RNA4912S CX NA4912 JNS NA4912 ISO NA4912 INA RNA4912 NTN NA4912R IKO RNA4912UU KOYO RNA4912 Timken RNA4912 ZEN RNA4912
• BEARING POWER International Trading Co.,Ltd. specialize in RNA4912 products，there is large inventory of AST RNA4912 . We has been built up long-term cooperation with AST company, could make a bulk order of the RNA4912 Which AST RNA4912 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
  187TAD20	187	280	120	NACHI	Thrust Ball Bearings
  3203-B-2Z-TVH	17	40	17,5	FAG	Angular Contact Ball Bearings
  33019A	95	145	39	ZVL	Tapered Roller Bearings
  34306/34478D+X4S-34306	77,788	121,442	52,39	Timken	Tapered Roller Bearings
  460/453A	44,45	107,95	27,783	NSK	Tapered Roller Bearings
  7013 ADB	65	100	36	ISO	Angular Contact Ball Bearings
  7409 A-UD	45	120	58	CX	Angular Contact Ball Bearings
  BH-1010	15,875	22,212	15,88	Timken	Needle Roller Bearings
  ELA 20 0414	304	503,3		SIGMA	Thrust Ball Bearings
  FLCTEY12	12		22	INA	Bearing Units
  GEZM 200 ES-2RS	80,963	50,8	76,2	SKF	Plain Bearings
  HM259048/HM259010	317,5	447,675	85,725	ISB	Tapered Roller Bearings
  K38X46X32	38	46		INA	Needle Roller Bearings
  NN 3008 TN/SP	40	68	21	ISB	Cylindrical Roller Bearings
  P6004-GB	20	32	12	ZEN	Deep Groove Ball Bearings
  SCH810	12,7	19,05	15,875	AST	Needle Roller Bearings
  234710M.SP	52	80	234710 M.SP	Barden	ANGULAR CONTACT THRUST BALL BEARINGS
  81104			4.5	Torrington	THRUST ROLLER BEARINGS
  1726204-2RS1	20	47	14	SKF	DEEP GROOVE BALL BEARINGS
  FYT-14X	.8750			CONSOLIDATED	PILLOW BLOCKS