(dimensions in mm)

Bearing Type - Cage Retained Rollers

Outer Dia (D) - 37.0000

Width (B) - 12.0000

Dynamic Load Rating (Cr) - 12,100

Static Load Rating (Cor) - 18,200

Max Speed (Grease) (X1000 RPM) - 8,500

Shaft (Fw) - 30.000

Weight (g) - 23.00

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:HK3012
• Inner Diameter：30mm Outer Diameter：37mm Width：12mm
• Type：Needle Roller Bearings
• Update date：2025-12-18
• Application:air shower etc,Optical detection,scientific instruments,plastic molding,electromyography machine,Hairbrush device,woodworking machinery,stirrer,mobile toilet,air purification,diagnostic test paper
• Similar models:KOYO B-3012 NTN HK3012 IKO RNAF183012 ZEN HK3012 INA HK3012 NBS BK3012 KOYO HK3012 IKO TLA3012Z Timken BK3012 FBJ HK3012
• BEARING POWER International Trading Co.,Ltd. specialize in HK3012 products，there is large inventory of AST HK3012 . We has been built up long-term cooperation with AST company, could make a bulk order of the HK3012 Which AST HK3012 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
  11211G15	55,000	100,000	60	SNR	Self-Aligning Ball Bearings
  231SM400-MA	400	700	224	FAG	Spherical Roller Bearings
  AST650 90110100	90	110		AST	Plain Bearings
  4T-48685/48620	142,875	200,025	41,275	NTN	Tapered Roller Bearings
  7001 A-UD	12	28	16	CX	Angular Contact Ball Bearings
  BXRE011-2RSR	55	90	18	INA	Needle Roller Bearings
  CX528				CX	Wheel Bearings
  DG306725W2RSC4	30	67	25	KOYO	Deep Groove Ball Bearings
  K12X16X13-TV	12	16	13	INA	Needle Roller Bearings
  NF311 E	55	120	29	CX	Cylindrical Roller Bearings
  NKI 100/40	100	130	40	FBJ	Needle Roller Bearings
  RASE1-3/4	44,45			INA	Bearing Units
  S12K	31.75	57,15	9,52	Timken	Deep Groove Ball Bearings
  TAMW 7050	70	82	50	IKO	Needle Roller Bearings
  RNAO7x14x8	14		8	FAG	NEEDLE BEARINGS
  RMS21	4.0000	8.5000	1.7500	FAG	CYLINDRICAL ROLLER BEARINGS
  4209	45	85	23	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  11212	60	110	22	CONSOLIDATED	SELF
  NJ-2234E	170	310	86	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  EI-1634-ZZ	.7500	1.0000	.1562	CONSOLIDATED	DEEP GROOVE BALL BEARINGS