d - 5 mm

D - 11 mm

B - 5 mm

d₂ - - 6.2 mm

D₂ - - 9.9 mm

r_1,2 - min. - 0.15 mm

d_a - min. - 5.8 mm

d_a - max. - 6 mm

D_a - max. - 10.2 mm

r_a - max. - 0.1 mm

Basic dynamic load rating - C - 0.64 kN

Basic static load rating - C₀ - 0.26 kN

Fatigue load limit - P_u - 0.011 kN

Reference speed - 120000 r/min

Limiting speed - 60000 r/min

Calculation factor - k_r - 0.015

Calculation factor - f₀ - 11

Mass bearing - 0.0016 kg

• Model Number: 638/5-2Z
• Inner Diameter：11mm Outer Diameter：5mm Width：5mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-18
• Application:hardware,stacker lift platform,plastic blow molding,blood cell reagent,Sensors,Insect Count,food add,industry test,spectrometer,raw material accessories,hydraulic connector
• Similar models:SKF 638/4-2Z SKF W638/4R-2RS1 NTN 638Z SKF W63805 SKF W638/3R-2Z SKF W638/4R-2Z CYSD 1638 SKF W63806R SKF W63802R-2Z CX 63803ZZ
• BEARING POWER International Trading Co.,Ltd. specialize in 638/5-2Z products，there is large inventory of SKF 638/5-2Z . We has been built up long-term cooperation with SKF company, could make a bulk order of the 638/5-2Z Which SKF 638/5-2Z 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
  1639-2RS	20,638	50,8	14,288	CYSD	Deep Groove Ball Bearings
  241/560-B-K30-MB + AH241/560-H	530	920	355	FAG	Spherical Roller Bearings
  51100	10	24	9	FBJ	Thrust Ball Bearings
  6012-2RS C3	60	95	18	PFI	Deep Groove Ball Bearings
  6218 M	160	90	30	SKF	Deep Groove Ball Bearings
  7032 CD/HCP4A	160	240	38	SKF	Angular Contact Ball Bearings
  GE110ES	110	160		AST	Plain Bearings
  DL 17 12	17	23	12	KOYO	Needle Roller Bearings
  FWF-303620	30	36		NSK	Needle Roller Bearings
  HM804848/11	48,412	95,25	30,162	ISO	Tapered Roller Bearings
  NA5912	60	85	34	NSK	Needle Roller Bearings
  NJ2313EG15	65,000	140,000	48,000	SNR	Cylindrical Roller Bearings
  NN3024K	120	180	46	KOYO	Cylindrical Roller Bearings
  NP413	65	160	37	ISO	Cylindrical Roller Bearings
  NUP38/950	950	1150	150	CX	Cylindrical Roller Bearings
  RIS 204	47		14	SKF	Deep Groove Ball Bearings
  UCX17	85,000	160,000	96	NTN	Deep Groove Ball Bearings
  WAY6	6	15	5	ADR	DEEP GROOVE BALL BEARINGS
  IR-9688-C	3.5000		2.0100	RBC	NEEDLE BEARINGS
  SUCTF-205	25			IPTCI	THERMOPLASTIC PILLOW BLOCKS