d - 55 mm

D - 120 mm

B - 29 mm

C - 29 mm

r min. - 2 mm

da min. - 64 mm

Da max. - 111 mm

ra max. - 2 mm

Weight - 1,6 Kg

Basic dynamic load rating (C) - 51,5 kN

Basic static load rating (C0) - 17,9 kN

(Grease) Lubrication Speed - 5 000 r/min

(Oil) Lubrication Speed - 6 300 r/min

Calculation factor (e) - 0,23

Calculation factor (Y0) - 2,8

Calculation factor (Y1) - 2,7

Calculation factor (Y2) - 4,2

• Model Number: 1311SK
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Self-Aligning Ball Bearings
• Update date：2025-12-10
• Application:rehabilitation training equipment,mathematical instruments,agricultural testing and analysis equipment and related,cooling system,Garment Accessories,air purification,coal,industrial supplies,spreader series,turret industry,Storage Tool
• Similar models:NKE 1311 NSK 1311K ISB 1311TN9 ISB 1311KTN9+H311 NSK 1311 ISO 1311K NKE 1311-K+H311 NACHI 1311K ISB 1311KTN9 SKF 1311EKTN9
• BEARING POWER International Trading Co.,Ltd. specialize in 1311SK products，there is large inventory of NTN 1311SK . We has been built up long-term cooperation with NTN company, could make a bulk order of the 1311SK Which NTN 1311SK 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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  GEZ 304 ES	82,55	130,175	72,238	SIGMA	Plain Bearings
  KDC120	304,8	330,2	12,7	KOYO	Deep Groove Ball Bearings
  KLM451349/KLM451310	266,7	355,6	57,15	ISB	Tapered Roller Bearings
  KS40-PP	40	62	80	INA	Linear Bearings
  LM272235/10	457,2	615,95	85,725	ISO	Tapered Roller Bearings
  MR95	5	9	2,5	ISB	Deep Groove Ball Bearings
  6315-J20AA	75	160	37	FAG	DEEP GROOVE BALL BEARINGS
  NU320E	100	215	47	SKF	CYLINDRICAL ROLLER BEARINGS
  3919	165	95		CONSOLIDATED	THRUST BALL BEARINGS