d - 8 mm

D - 28 mm

B - 9 mm

C - 9 mm

r min. - 0,3 mm

da min. - 10 mm

Da max. - 26 mm

ra max. - 0,3 mm

Weight - 0,0283 Kg

Basic dynamic load rating (C) - 4,55 kN

Basic static load rating (C0) - 1,97 kN

(Grease) Lubrication Speed - 28 000 r/min

(Oil) Lubrication Speed - 34 000 r/min

• Model Number:638
• Inner Diameter：8mm Outer Diameter：28mm Width：9mm
• Type：Deep Groove Ball Bearings
• Update date：2023-03-13
• Application:hydraulic pressure gauge,water,surgical instruments,hydraulic connector,wall materials,instrumentation instrument,vertical processing,food add,hydraulic pump,Surveying Surveying Instruments,diagnostic test paper
• Similar models:FBJ 1638 KBC 638ZZ SKF W63805-2RS1 SKF W638/3-2RS1 SKF W63800R-2Z ZEN F63800-2Z SKF W63805-2Z SKF W63800R SKF W638/2X-2Z NSK 638
• BEARING POWER International Trading Co.,Ltd. specialize in 638 products，there is large inventory of NSK 638 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 638 Which NSK 638 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.

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  LMKM16UU	16	28		Samick	Linear Bearings
  MR31	1	3	1,5	NSK	Deep Groove Ball Bearings
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  NA 4919	130	95	35	SKF	Cylindrical Roller Bearings
  RNA5913	72	90	34	KOYO	Needle Roller Bearings
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  MR-28-SS			1.2500	McGill	NEEDLE BEARINGS
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  NUP2338	190	400	132	SKF	CYLINDRICAL ROLLER BEARINGS
  HF-3C	.1900		.3125	Heim	ROD ENDS