d_1H - 50 mm

D - 120 mm

B - 29 mm

a - 3 mm

b - 7 mm

D₁ - 98,3 mm

D_{a max} - 109 mm

d - 55 mm

d₂ - 71,6 mm

d_2G - M60X2

d_{a min} - 66 mm

d_s - 3,2 mm

l - 37 mm

n_s - 6,5 mm

r_{a max} - 2 mm

r_min - 2 mm

- AHX311 / Designation, withdrawal sleeve

m - 1,28 kg / Weight

m₁ - 0,17 kg / Weight, withdrawal sleeve

C_r - 160000 N

e - 0,23

Y₁ - 2,98

Y₂ - 4,44

C_0r - 155000 N / Static load rating (radial)

Y₀ - 2,92

n_G - 8100 1/min / Limiting speed

n_B - 5000 1/min / Reference speed

C_ur -

Main dimensions to DIN 635-2

• Model Number:21311-E1-K + AHX311
• Inner Diameter：50mm Outer Diameter：120mm Width：29mm
• Type：Spherical Roller Bearings
• Update date：2025-12-16
• Application:power tools,reducer,bag machine,Machine Tool Accessories,air purification,other processing,other CNC,food safety,Dental Equipment,wheel lathe,machine tool spindle
• Similar models:NTN 21311K KOYO 21311RHK NSK 21311EAKE4 AST 21311MB FAG 21311-E1-K ISB 21311K+AHX311 CX 21311CW33 SNR 21311VK SKF 21311E KOYO 21311RH
• BEARING POWER International Trading Co.,Ltd. specialize in 21311-E1-K+AHX311 products，there is large inventory of FAG 21311-E1-K + AHX311 . We has been built up long-term cooperation with FAG company, could make a bulk order of the 21311-E1-K + AHX311 Which FAG 21311-E1-K+AHX311 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
  31326-X-N11CA-A160-200	130	280	144	FAG	Tapered Roller Bearings
  6005T1X	25	47	12	NSK	Deep Groove Ball Bearings
  7021 C	105	160	26	CX	Angular Contact Ball Bearings
  7044 ADB	220	340	112	ISO	Angular Contact Ball Bearings
  7228 ATBP4	140	250	42	CX	Angular Contact Ball Bearings
  FYWK 1.1/2 YTA	38,1	39	17	SKF	Bearing Units
  NJ2222	110	200	53	ISO	Cylindrical Roller Bearings
  NU 318	90	190	43	ISB	Cylindrical Roller Bearings
  RNA 496	8	15	10	JNS	Needle Roller Bearings
  SAR2-24	38,1	61,912	33,325	NTN	Plain Bearings
  NJ334	170	360	72	FAG	CYLINDRICAL ROLLER BEARINGS
  SJ-8517-SS			1.7500	RBC	NEEDLE BEARINGS
  2010	1.0000	1.7500		INA	THRUST BALL BEARINGS
  UCFL206S6PL	30	5.8125		FYH	THERMOPLASTIC PILLOW BLOCKS
  2313	65	140	48	SKF	SELF
  SAR1-17	17	30	14	NTN	SPHERICAL PLAIN BEARINGS
  ER-9	1.8504	.5625	.6250	CONSOLIDATED	BALL BEARING
  HM-110T			63	CONSOLIDATED	WITHDRAWAL NUTS
  LR-50/5-ZZ	5	17	7	CONSOLIDATED	YOKE TYPE TRACK ROLLERS
  TWB-1018	.6250	1.1250		CONSOLIDATED	THRUST NEEDLE BEARINGS