d - 4 mm

D - 12 mm

B - 4 mm

C - 4 mm

r min. - 0,2 mm

L - 9,68 mm

L1 - 5,62 mm

Basic dynamic load rating (C) - 0,959 kN

Basic static load rating (C0) - 0,347 kN

• Model Number:R-1240KK1
• Inner Diameter：4mm Outer Diameter：12mm Width：4mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-12
• Application:thread processing machine,product accessories,heating fans,impression material,dye pigments,dynamic blood pressure,relay,industrial skin care,Anesthetic Equipment,beverage production,welding equipment
• Similar models:KOYO SB1240 NMB RF-1240 NMB R-1240KK1 NMB R-1240 NMB RF-1240ZZ SNR AB12405S01
• BEARING POWER International Trading Co.,Ltd. specialize in R-1240KK1 products，there is large inventory of NMB R-1240KK1 . We has been built up long-term cooperation with NMB company, could make a bulk order of the R-1240KK1 Which NMB R-1240KK1 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
  2207-2RS-TVH	35	72	23	FAG	Self-Aligning Ball Bearings
  24148 EK30W33+AOH24148	220	400	160	ISB	Spherical Roller Bearings
  32228	140	250	71,75	ISO	Tapered Roller Bearings
  AST090 17590	175	180		AST	Plain Bearings
  6308-ZNR	40	90	23	ISB	Deep Groove Ball Bearings
  6836-RZ	180	225	22	CYSD	Deep Groove Ball Bearings
  7020 CE/HCP4AH1	150	100	24	SKF	Angular Contact Ball Bearings
  BK0910	9	13	10	INA	Needle Roller Bearings
  CSCG250	635	685,8	25,4	INA	Deep Groove Ball Bearings
  H924045/10	111,125	214,312	55,562	CX	Tapered Roller Bearings
  KFA120	304,8	342,9	19,05	KOYO	Angular Contact Ball Bearings
  NKS20	20	32	20	AST	Needle Roller Bearings
  NK35/20	35	45	20	ZEN	Needle Roller Bearings
  UKF218	80		86	CX	Bearing Units
  NJ2022E	110	170	36	FAG	CYLINDRICAL ROLLER BEARINGS
  MW-6				INA	THRUST BALL BEARINGS
  YAS3/4	.7500			FAF	PILLOW BLOCKS
  6226RS	230	130	40	FAG	DEEP GROOVE BALL BEARINGS
  MM50BS100P/4	50	100	20	CONSOLIDATED	ANGULAR CONTACT BALL SCREW SUPPORT BEARINGS
  7207TGP/4-2RS	35	72	17	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS