d - 50 mm

D - 110 mm

B - 27 mm

d₂ - - 72.7 mm

D₁ - - 96.8 mm

b - 6 mm

K - 3 mm

r_1,2 - min. - 2 mm

d_a - min. - 57.2 mm

d_a - max. - 72 mm

D_a - max. - 99 mm

r_a - max. - 2 mm

Basic dynamic load rating - C - 159 kN

Basic static load rating - C₀ - 163 kN

Fatigue load limit - P_u - 18 kN

Reference speed - 5600 r/min

Limiting speed - 7500 r/min

Calculation factor - e - 0.24

Calculation factor - Y₁ - 2.8

Calculation factor - Y₂ - 4.2

Calculation factor - Y₀ - 2.8

Weight - 1.35 kg

• Model Number:21310 EK
• Inner Diameter：110mm Outer Diameter：50mm Width：27mm
• Type：Spherical Roller Bearings
• Update date：2025-12-31
• Application:municipal machinery,,light therapy instrument,Generator,ignition system,Logistics Equipment,pump industry,Hydraulic Hose,floor industry,Doppler,diagnostic test paper
• Similar models:NTN 21310C NSK 21310EAKE4 ISO 21310KCW33+H310 KOYO 21310RH KOYO 21310RHK AST 21310MBK FAG 21310-E1-K+H310 ISB 21310K+AHX310 ISO 21310W33 NSK 21310EAE4
• BEARING POWER International Trading Co.,Ltd. specialize in 21310EK products，there is large inventory of SKF 21310 EK . We has been built up long-term cooperation with SKF company, could make a bulk order of the 21310 EK Which SKF 21310EK 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
  216K	80	140	26	Timken	Deep Groove Ball Bearings
  317TVL307	806,45	1025,525	127	Timken	Angular Contact Ball Bearings
  319008 A/HB2	210	110	110	SKF	Cylindrical Roller Bearings
  7000CDLLBG/GNP42	10	26	8	NTN	Angular Contact Ball Bearings
  7208BDT	40	80	18	NTN	Angular Contact Ball Bearings
  89320	100,000	170,000	42,000	NTN	Thrust Ball Bearings
  EE231400/231975	355,6	501,65	74,613	KOYO	Tapered Roller Bearings
  GE260XS	260	370	150	FBJ	Plain Bearings
  HH932145/HH932115	146,05	311,15	88,9	Timken	Tapered Roller Bearings
  NJ2332EM	160	340	114	NSK	Cylindrical Roller Bearings
  RASEL30-N	30			INA	Bearing Units
  RNAO22X30X13	22	26	13	Timken	Needle Roller Bearings
  RNU 217 ECP	150	100,5	28	SKF	Cylindrical Roller Bearings
  SAR1-20	20	35	16	NTN	Plain Bearings
  TUWK 1.15/16 LTA	49,213	38	16	SKF	Bearing Units
  RLS24	6.0000	10.5000	1.5625	NH	CYLINDRICAL ROLLER BEARINGS
  2207E-2RS1K	35	72	23	SKF	SELF
  LRJ14E	14.0000	21.5000	2.8750	RHP	CYLINDRICAL ROLLER BEARINGS
  SW12	.7500	1.2500	1.6250	NB	LINEAR RECIRCULATING BALL BEARINGS
  5202A-2RS1	15	35	15.9	SKF	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS