d - 55 mm

D - 120 mm

B - 29 mm

D₁ - 98,3 mm

D_{a max} - 109 mm

d₂ - 71,6 mm

d_{a min} - 66 mm

d_s - 3,2 mm

n_s - 6,5 mm

r_{a max} - 2 mm

r_min - 2 mm

m - 1,28 kg / Weight

C_r - 160000 N / Dynamic load rating (radial)

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

C_ur - 20200 N / Fatigue limit load, radial

Main dimensions to DIN 635-2

• Model Number: 21311-E1-K
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Spherical Roller Bearings
• Update date：2025-12-17
• Application:metering pump,ventilation fans,labor insurance,atomizer class,power tools,chemical raw materials and reagents,stirrer,generator,Display Devices,tapered grinder,Reflective Materials Industrial fabrics
• Similar models:ISB 21311EKW33+H311 ISO 21311KW33 Timken 21311VCSJ SNR 21311VK CX 21311KCW33+H311 ISO 21311KCW33+H311 FAG 21311-E1-K CX 21311KCW33 NTN 21311K SNR 21311V
• BEARING POWER International Trading Co.,Ltd. specialize in 21311-E1-K products，there is large inventory of FAG 21311-E1-K . We has been built up long-term cooperation with FAG company, could make a bulk order of the 21311-E1-K Which FAG 21311-E1-K 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
  230/1000 KCW33	1000	1420	308	CX	Spherical Roller Bearings
  B2812	44,45	53,975	19,05	KOYO	Needle Roller Bearings
  47TS523734-5	260	365	340	KOYO	Tapered Roller Bearings
  4T-30302	15	42	14,25	NTN	Tapered Roller Bearings
  53420	100	210	90	NSK	Thrust Ball Bearings
  6901-2NKE	12	24	6	NACHI	Deep Groove Ball Bearings
  757/752	82,55	161,925	47,625	KOYO	Tapered Roller Bearings
  95500/95925B	127	234,95	63,5	Timken	Tapered Roller Bearings
  AB12624S03	45	72	16	SNR	Deep Groove Ball Bearings
  NNC4864 V	320	400	80	CX	Cylindrical Roller Bearings
  SU006	30	55	24,5	KOYO	Deep Groove Ball Bearings
  SX0565LLU	25,000	54,000	15,000	NTN	Angular Contact Ball Bearings
  TUW1 42	42	66	1,5	CX	Plain Bearings
  UCFL306	30			FYH	Bearing Units
  UKT319	85			KOYO	Bearing Units
  XLRJ43/4E	4.7500	6.5000	.8750	RHP	CYLINDRICAL ROLLER BEARINGS
  B71928-C-2RS-P4S-UL	140	190	24	FAG	ANGULAR CONTACT BALL BEARINGS
  KA042XPO	4.2500	4.7500	.2500	KAYDON	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  103S	15	37	9	MRC	DEEP GROOVE BALL BEARINGS
  R-350-LL	50	110	27	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS