d_1H - 50 mm

D - 120 mm

B - 29 mm

B_{a min} - 6 mm

c - 13 mm

D₁ - 98,3 mm

D_{a max} - 109 mm

D_m - 75 mm

d - 55 mm

d₂ - 71,6 mm

d_{a max} - 71 mm

d_{b min} - 60 mm

d_s - 3,2 mm

l - 45 mm

n_s - 6,5 mm

r_{a max} - 2 mm

r_min - 2 mm

- H311 / Adapter sleeve

m - 1,28 kg / Weight

m₁ - 0,35 kg

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 - 20200 N / Fatigue limit load, radial

Main dimensions to DIN 635-2

• Model Number:21311-E1-K + H311
• Inner Diameter：50mm Outer Diameter：120mm Width：29mm
• Type：Spherical Roller Bearings
• Update date：2025-12-09
• Application:thread processing machine,dynamic blood pressure,mechanical annex,lathe,thin metal materials,centrifugal pump,Forming mold,Traffic Fire Protection Equipment Security equipment,hydraulic actuator,industry test,DC generators
• Similar models:NSK 21311EAE4 AST 21311MB Timken 21311VCSJ SKF 21311E ISB 21311K ISO 21311KCW33+H311 ISO 21311KW33 ISB 21311K+AHX311 AST 21311MBKW33 ISB 21311
• BEARING POWER International Trading Co.,Ltd. specialize in 21311-E1-K+H311 products，there is large inventory of FAG 21311-E1-K + H311 . We has been built up long-term cooperation with FAG company, could make a bulk order of the 21311-E1-K + H311 Which FAG 21311-E1-K+H311 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
  15123/15251D+X1S-15123	31.75	63,5	44,259	Timken	Tapered Roller Bearings
  22238-MB-W33	190	340	92	NKE	Spherical Roller Bearings
  22328B	140	300	102	NTN	Spherical Roller Bearings
  24124EX1K30	120	200	80	NACHI	Cylindrical Roller Bearings
  320/28XF	28	52	16	Fersa	Tapered Roller Bearings
  4T-CR-1084	50	93,264	30,302	NTN	Tapered Roller Bearings
  54412U	50	130	99	KOYO	Thrust Ball Bearings
  5S-7011UADG/GNP42	55	90	18	NTN	Angular Contact Ball Bearings
  7336 A	180	380	75	NSK	Angular Contact Ball Bearings
  ED41439	38,17	45,17	33,46	SNR	Deep Groove Ball Bearings
  FLBC8-14ZZ	8	15,6	4	NTN	Deep Groove Ball Bearings
  NU2326-E-MPA	130	280	93	NKE	Cylindrical Roller Bearings
  NUP217	85	150	28	ISO	Cylindrical Roller Bearings
  P6003-GB	17	35	10	ZEN	Deep Groove Ball Bearings
  S6009	45	75	16	FAG	Deep Groove Ball Bearings
  NNC4918V.C3	90	125	35	FAG	CYLINDRICAL ROLLER BEARINGS
  C1828HCUL	140	175	18	Barden	ANGULAR CONTACT BALL BEARINGS
  E2224B/U	120	215	58	Rollway	CYLINDRICAL ROLLER BEARINGS
  UCP206-18S6PL	1.1250			FYH	THERMOPLASTIC PILLOW BLOCKS
  479205D	25	2.0470	.7080	SKF	PILLOW BLOCKS