(dimensions in mm)

Bearing Type - Cage Retained Rollers

Outer Dia (D) - 52.0000

Width (B) - 12.0000

Dynamic Load Rating (Cr) - 14,900

Static Load Rating (Cor) - 27,500

Max Speed (Grease) (X1000 RPM) - 6,000

Shaft (Fw) - 45.000

Weight (g) - 33.00

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 or mechanically retainer roller designs.

• Model Number:HK4512
• Inner Diameter：45mm Outer Diameter：52mm Width：12mm
• Type：Needle Roller Bearings
• Update date：2026-01-13
• Application:climb ladder,Other Machine Tools,electric pump,internal combustion engine,Body shaping,coupling type,machine tool spindle,car shock absorber,stirrer,Forklift industry,wire industry
• Similar models:INA HK4512 KOYO BTM384512A AST HK4512 NBS HK4512 Timken HK4512 KOYO HK4512 CRAFT HK4512 NBS BK4512 ZEN HK4512 FBJ HK4512
• BEARING POWER International Trading Co.,Ltd. specialize in HK4512 products，there is large inventory of AST HK4512 . We has been built up long-term cooperation with AST company, could make a bulk order of the HK4512 Which AST HK4512 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
  187185/187258C	185	258	46	Gamet	Tapered Roller Bearings
  32956	280	380	63,5	Timken	Tapered Roller Bearings
  4T-17098/17244	24,981	62	16,002	NTN	Tapered Roller Bearings
  6308-ZNR	40	90	23	SKF	Deep Groove Ball Bearings
  E-NU319E	95,000	200,000	45,000	NTN	Cylindrical Roller Bearings
  7204CDF	20	47	14	NACHI	Angular Contact Ball Bearings
  BK162420	16	24	20	CX	Cylindrical Roller Bearings
  LBB 32 UU OP	50,8			AST	Linear Bearings
  NAO-45×72×20	45	63		NTN	Needle Roller Bearings
  NJ 2332 E	160	340	114	NACHI	Cylindrical Roller Bearings
  NNC4840 V	200	250	50	CX	Cylindrical Roller Bearings
  NP 264	320	510		NACHI	Cylindrical Roller Bearings
  S605	5	14	5	ZEN	Deep Groove Ball Bearings
  SL15-918	90,000	125,000	68,000	NTN	Cylindrical Roller Bearings
  FAX3/16	.1875	.3125	.1250	ADR	DEEP GROOVE BALL BEARINGS
  A5222TS/WB	110	200	2.7500	Hyatt	CYLINDRICAL ROLLER BEARINGS
  21318VCSM	90	190	43	Torrington	SPHERICAL ROLLER BEARINGS
  NKX30Z	42	30		INA	NEEDLE BEARINGS
  SNZ-215..2215	75	65	80	CONSOLIDATED	PILLOW BLOCKS
  8500NR	10	30	.3543	CONSOLIDATED	DEEP GROOVE BALL BEARINGS