d - 55 mm

D - 120 mm

B - 43 mm

C - 43 mm

r min. - 2 mm

da min. - 64 mm

Da max. - 111 mm

ra max. - 2 mm

Weight - 2,03 Kg

Basic dynamic load rating (C) - 76,5 kN

Basic static load rating (C0) - 24 kN

(Grease) Lubrication Speed - 4 800 r/min

(Oil) Lubrication Speed - 6 000 r/min

Calculation factor (e) - 0,41

Calculation factor (Y0) - 1,6

Calculation factor (Y2) - 2,4

Calculation factor (Y3) - 1,5

• Model Number: 2311 K
• Inner Diameter：55mm Outer Diameter：120mm Width：43mm
• Type：Self-Aligning Ball Bearings
• Update date：2025-12-12
• Application:construction machinery and equipment,electrocardiograph,Security Equipment,clean stationery,rolling mill roll neck and slowdown device,transportation equipment,pump industry,Reflective Materials Industrial fabrics,light therapy instrument,Internal thread type,Industrial
• Similar models:CX 2311K+H2311 NACHI 2311K ISO 2311 SIGMA 2311 FAG 2311-K-TVH-C3 ISB 2311K+H2311 KOYO 2311-2RS AST 2311 SKF 2311 NKE 2311-K+H2311
• BEARING POWER International Trading Co.,Ltd. specialize in 2311K products，there is large inventory of NSK 2311 K . We has been built up long-term cooperation with NSK company, could make a bulk order of the 2311 K Which NSK 2311K 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
  1312-K-TVH-C3 + H312	55	130	31	FAG	Self-Aligning Ball Bearings
  26882/26822	41,275	79,375	23,812	FBJ	Tapered Roller Bearings
  318/530	530	670	100	ISB	Tapered Roller Bearings
  7800				Ruville	Wheel Bearings
  576/572	73,025	139,992	36,512	ISO	Tapered Roller Bearings
  511/500	500	595		CX	Thrust Ball Bearings
  6002	15	32	9	FAG	Deep Groove Ball Bearings
  6012NR	60	95	18	SKF	Deep Groove Ball Bearings
  6915N	75	105	16	CYSD	Deep Groove Ball Bearings
  7024 C-UO	120	180	56	CX	Angular Contact Ball Bearings
  7205 A-UO	25	52	30	CX	Angular Contact Ball Bearings
  H715332/H715311	60.325	136.525	46.038	NACHI	Tapered Roller Bearings
  NATR 12 PPXA	12	32	14	SKF	Cylindrical Roller Bearings
  NJ2238-E-MPA	190	340	92	NKE	Cylindrical Roller Bearings
  RNA1017	23,9	35	15	KOYO	Needle Roller Bearings
  SF699	9	20	6	ZEN	Deep Groove Ball Bearings
  3309B.2Z	45	100	39.7	FAG	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  32306A	30	72	27	FAG	TAPERED ROLLER BEARINGS
  SSR-2280ZZ	8	22	7	NMB	DEEP GROOVE BALL BEARINGS
  3/4x13/16x11/2	.7500	.8125	1.5000	CONSOLIDATED	JOURNAL ROLLER BEARING OUTER RACES