(dimensions in mm)

Bearing Type - Cage Retained Rollers

Outer Dia (D) - 8.0000

Width (B) - 8.0000

Dynamic Load Rating (Cr) - 1,780

Static Load Rating (Cor) - 1,310

Max Speed (Grease) (X1000 RPM) - 41,000

Shaft (Fw) - 4.000

Weight (g) - 2.00

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: HK0408
• Inner Diameter：4mm Outer Diameter：8mm Width：8mm
• Type：Needle Roller Bearings
• Update date：2025-12-11
• Application:linear drive,steam Hydraulic control element,Other machinery,Pump,Rolling mill gear box,garbage disposal,water protection,diagnostic test paper,sawing machine,Hydraulic Couplings,Security Equipment
• Similar models:NTN HK0408 NTN BK0408 AST HK0408 KOYO HK0408 FBJ HK0408TN KOYO YM040811A KOYO BK0408 SKF BK0408 NBS HK0408TN NBS BK0408TN
• BEARING POWER International Trading Co.,Ltd. specialize in HK0408 products，there is large inventory of AST HK0408 . We has been built up long-term cooperation with AST company, could make a bulk order of the HK0408 Which AST HK0408 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
  101038X/101076XG	38,1	76,2	57	Gamet	Tapered Roller Bearings
  22332 KCW33+AH2332	160	340	114	ISO	Spherical Roller Bearings
  241/710CAE4	710	1150	438	NSK	Spherical Roller Bearings
  32060JR	300	460	100	KOYO	Tapered Roller Bearings
  466/453X	54,988	104,775	30,162	CX	Tapered Roller Bearings
  7018 CB/P4A	140	90	24	SKF	Angular Contact Ball Bearings
  BK0509	5,000	9,000	9,000	NTN	Needle Roller Bearings
  CBK-173	20	43	12	FLT	Tapered Roller Bearings
  EGB0812-E40	8	10	12	INA	Plain Bearings
  GE 55 SX	55	90	23	INA	Plain Bearings
  HM88542/HM88511	31.75	73,025	29,37	Timken	Tapered Roller Bearings
  SNA 3-32	3	15	6	IKO	Plain Bearings
  UCFS311-32	50,8			KOYO	Bearing Units
  UC212-36	57,15	110	27	SNR	Deep Groove Ball Bearings
  87434				INA	THRUST ROLLER BEARINGS
  NUP2232E	160	290	80	STEYR	CYLINDRICAL ROLLER BEARINGS
  750SD32	750	1360	475	Torrington (Old No.)	SPHERICAL ROLLER BEARINGS
  6006-RSNR	30	55	13	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  T-753				CONSOLIDATED	THRUST ROLLER BEARINGS
  5214-ZZNR	70	125	39.7	CONSOLIDATED	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS