d - 4 mm

D - 16 mm

B - 5 mm

d₁ - - 8.4 mm

D₂ - - 13.3 mm

r_1,2 - min. - 0.3 mm

d_a - min. - 6.4 mm

d_a - max. - 8.3 mm

D_a - max. - 13.6 mm

r_a - max. - 0.3 mm

Basic dynamic load rating - C - 1.1 kN

Basic static load rating - C₀ - 0.38 kN

Fatigue load limit - P_u - 0.016 kN

Reference speed - 95000 r/min

Limiting speed - 48000 r/min

Calculation factor - k_r - 0.03

Calculation factor - f₀ - 8.4

Mass bearing - 0.0054 kg

• Model Number: 634-2Z
• Inner Diameter：16mm Outer Diameter：4mm Width：5mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-11
• Application:Control,metering pump,Optical detection,Industrial,luminescent reagent,Vertical pull,transistor fittings,DC generators,oral medical device,wall industry,plastic blow molding
• Similar models:NTN 634 NKE 634-Z NACHI 6340 FAG 563466AC SKF BB1B363471 AST F634H ISO 634-2RS ZEN R1634-2Z SKF 634-2RS1 ZEN S634-2Z
• BEARING POWER International Trading Co.,Ltd. specialize in 634-2Z products，there is large inventory of SKF 634-2Z . We has been built up long-term cooperation with SKF company, could make a bulk order of the 634-2Z Which SKF 634-2Z 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
  32011-X-N11CA	55	90	46	FAG	Tapered Roller Bearings
  33212 A	60	110	38	CX	Tapered Roller Bearings
  6012/HR11QN	95	60	18	SKF	Deep Groove Ball Bearings
  6207h	35	72	18.25	KBC	Deep Groove Ball Bearings
  6810-2RZ	50	65	7	CYSD	Deep Groove Ball Bearings
  6920ZZ	100	140	20	NACHI	Deep Groove Ball Bearings
  748-S/742DC+X2S-748-S	76,2	155,575	101,6	Timken	Tapered Roller Bearings
  E11	11	32	7	CX	Deep Groove Ball Bearings
  EXPE214	70			SNR	Bearing Units
  GE 460 QCR	460	620	218	CX	Plain Bearings
  LMBS32	50,8	76,2		Samick	Linear Bearings
  NF 311	55	104,5	29	NSK	Cylindrical Roller Bearings
  NJ 308 ECM	90	40	23	SKF	Thrust Ball Bearings
  NUP3164	320	540	176	CX	Cylindrical Roller Bearings
  YET212	60	110	37,2	SKF	Deep Groove Ball Bearings
  ATP-150				American	THRUST ROLLER BEARING WITH SPHERICAL SEATING RING
  NUP2315	75	160	55	SKF	CYLINDRICAL ROLLER BEARINGS
  230/800	800	1150	258	Torrington	SPHERICAL ROLLER BEARINGS
  320/28X	28	52	16	STEYR	TAPERED ROLLER BEARINGS
  100TP145				Torrington	THRUST ROLLER BEARINGS