d - 670 mm

D - 1 090 mm

B - 336 mm

C - 336 mm

r min. - 7,5 mm

da min. - 706 mm

Da max. - 1 054 mm

ra max. - 6 mm

Weight - 1 210 Kg

Basic dynamic load rating (C) - 11 000 kN

Basic static load rating (C0) - 22 800 kN

(Grease) Lubrication Speed - 230 r/min

(Oil) Lubrication Speed - 300 r/min

Calculation factor (e) - 0,3

Calculation factor (Y0) - 2,17

Calculation factor (Y1) - 2,22

Calculation factor (Y2) - 3,3

• Model Number:231/670BK
• Inner Diameter：670mm Outer Diameter：1090mm Width：336mm
• Type：Spherical Roller Bearings
• Update date：2023-03-18
• Application:Spectrum Products,surgical instruments,universal category,instrumentation instrument,wheel lathe,aerial work equipment,Warehouse Shelf Equipment,car,Antenna Potentials,Broadcasting System,Dental Equipment
• Similar models:KOYO 231/530R CX 231/530KCW33 KOYO 23130RHK KOYO 231/530RK CX 231/560KCW33 NTN 23136B NKE 23176-K-MB-W33+AH3176 NTN 231/750BK NKE 23196-MB-W33 SKF 23120CCK/W33
• BEARING POWER International Trading Co.,Ltd. specialize in 231/670BK products，there is large inventory of NTN 231/670BK . We has been built up long-term cooperation with NTN company, could make a bulk order of the 231/670BK Which NTN 231/670BK 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
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  5214	70	125	39,688	AST	Angular Contact Ball Bearings
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  687	7	14	3,5	FBJ	Deep Groove Ball Bearings
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  GW211PPB3	38,1	100	33,325	CYSD	Deep Groove Ball Bearings
  H7040AC/HQ1	200	310	51	AST	Angular Contact Ball Bearings
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  NP 221	105	168.8		NACHI	Cylindrical Roller Bearings
  87501	12	32	.3937	New Departure	DEEP GROOVE BALL BEARINGS
  GS81128	142	180		FAG	THRUST ROLLER BEARINGS
  YCJ11/4	1.2500			FAF	PILLOW BLOCKS
  SL183034	170	260	67	INA	CYLINDRICAL ROLLER BEARINGS
  KC045XPO	4.5000	5.2500	.3750	KAYDON	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  HA319	95	125		STEYR	ADAPTERS
  MB-9	45	56	6	STEYR	LOCKWASHERS
  LRJ13/8	1.3750	3.0000	.6875	RHP	CYLINDRICAL ROLLER BEARINGS