(dimensions in mm)

Bearing Type - Shielded

Bore Dia (d) - 4.0000

Outer Dia (D) - 16.0000

Width (B) - 5.0000

Radius (min) (rs) - 0.300

Dynamic Load Rating (Cr) - 1,139

Static Load Rating (Cor) - 418

Max Speed (Grease) (X1000 RPM) - 36

Max Speed (Oil) (X1000 RPM) - 43

Max. Shaft Shoulder Dia. Inner (Ui) - 6.7

Min. Housing Shoulder Dia., Outer (Uo) - 13.000

Ball Qty - 7

Ball Dia (Dw) - 2.3810

Weight (g) - 5.44

Precision - A1

Standard Clearance - K25

Material - Martensitic Stainless Steel

Also available in 52100 Chrome Steel

ABEC Grades 1, 3, 5, 7, and 9 are available. Also, the equivalent ISO classes.

Two metal shields = (ZZ), also available with a single metal shield = (Z).

• Model Number: 634HZZ
• Inner Diameter：4mm Outer Diameter：16mm Width：5mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-22
• Application:expectoration machine,Machine tool accessories,instrument,stamping die and its equipment,Antenna Industry,marine test,switch,hanging clamp,Optical Instruments,embroidery cloth,stirrer
• Similar models:ISB 634-RZ NSK F634ZZ1 NTN 634 PFI 634-2RSC3 NTN 634ZZ SKF 634-2Z ZEN SF634-2Z ISB 634-ZZ SKF W634-2Z AST 634H
• BEARING POWER International Trading Co.,Ltd. specialize in 634HZZ products，there is large inventory of AST 634HZZ . We has been built up long-term cooperation with AST company, could make a bulk order of the 634HZZ Which AST 634HZZ 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
  203156/203235P	156	235	101	Gamet	Tapered Roller Bearings
  2215 EKTN9 + H 315	130	65	55	SKF	Self-Aligning Ball Bearings
  35BD5222	35	52	22	NSK	Angular Contact Ball Bearings
  3NCHAC934CA	170	230	28	KOYO	Angular Contact Ball Bearings
  615/612-B	44,45	120,65	41,275	Timken	Tapered Roller Bearings
  7206CGD2/GNP4	30	62	16	NTN	Angular Contact Ball Bearings
  7222 BECBP	200	110	38	SKF	Angular Contact Ball Bearings
  95512/95929	129,975	234,975	64,798	Timken	Tapered Roller Bearings
  F682X	2,5	6	1,8	ZEN	Deep Groove Ball Bearings
  K25x33x24	25	33	24	CX	Needle Roller Bearings
  K50X55X20H	50	55		KOYO	Needle Roller Bearings
  N 221	105	168,8	36	NSK	Cylindrical Roller Bearings
  NKI 12/16	24	12	16	SKF	Cylindrical Roller Bearings
  RB204	20	47	31	FYH	Deep Groove Ball Bearings
  UCC324	120		126	NACHI	Bearing Units
  UCFL209-28E	44,45			FYH	Bearing Units
  230S.808	360	276	92	FAG	SPLIT SPHERICAL ROLLER BEARINGS
  24122-2CS	110	180	69	SKF	SPHERICAL ROLLER BEARINGS
  120-KRDU#7BKE	100	150	24	MRC	ANGULAR CONTACT BALL BEARINGS
  S-64-LW	.8750	2.0000	1.2500	RBC	NEEDLE BEARINGS