d - 55 mm

D - 120 mm

B - 29 mm

d₁ - - 77.5 mm

D₁ - - 100.3 mm

F - 70.5 mm

r_1,2 - min. - 2 mm

r_3,4 - min. - 2 mm

s - 2 mm

d_a - min. - 65 mm

d_a - max. - 68 mm

d_b - min. - 80 mm

D_a - max. - 109.2 mm

r_a - max. - 2 mm

Basic dynamic load rating - C - 156 kN

Basic static load rating - C₀ - 143 kN

Fatigue load limit - P_u - 18.6 kN

Reference speed - 6000 r/min

Limiting speed - 7000 r/min

Calculation factor - k_r - 0.15

Mass bearing - 1.496 kg

• Model Number:NJ 311 ECP
• Inner Diameter：120mm Outer Diameter：55mm Width：29mm
• Type：Thrust Ball Bearings
• Update date：2025-12-27
• Application:engineering machinery,electrocardiograph,building decoration raw materials and accessories,boring bar boring bar,plastic molding,tube,Hairbrush device,bathroom facilities,Other machinery,test equipment,vacuum suction cup
• Similar models:SKF NJ311ECJ SKF NU2311ECP SKF NUP311ECM SKF NU2311ECPH NSK 52311 FAG 51311 SKF NUP311ECP CX 53311 AST 51311M ISO 51311
• BEARING POWER International Trading Co.,Ltd. specialize in NJ311ECP products，there is large inventory of SKF NJ 311 ECP . We has been built up long-term cooperation with SKF company, could make a bulk order of the NJ 311 ECP Which SKF NJ311ECP 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
  16028	140	210	22	SIGMA	Deep Groove Ball Bearings
  1986/1932	25,4	58,738	19,05	Fersa	Tapered Roller Bearings
  231/710-B-MB	710	1150	345	FAG	Spherical Roller Bearings
  32017-X-XL-DF-A190-230	85	130	58	FAG	Tapered Roller Bearings
  469/454	57,15	110	27,795	Timken	Tapered Roller Bearings
  5S-HSB010C	50	80	16	NTN	Angular Contact Ball Bearings
  6014	70	110	20	KBC	Deep Groove Ball Bearings
  7010AC	50	80	16	NACHI	Angular Contact Ball Bearings
  71840 C	200	250	24	ISO	Angular Contact Ball Bearings
  7316DF	80	170	39	NTN	Angular Contact Ball Bearings
  7921CTRSU	105	145	20	NSK	Angular Contact Ball Bearings
  811/850 M	1000	850	120	SKF	Thrust Roller Bearings
  NU19/710	710	950	106	CX	Cylindrical Roller Bearings
  RNA4934	190	230	60	ISO	Needle Roller Bearings
  S71916 CD/P4A	80	110	16	SKF	Angular Contact Ball Bearings
  YRTS 460			46	ISB	Thrust Roller Bearings
  NUP260	300	540	85	SKF	CYLINDRICAL ROLLER BEARINGS
  LRJA11E	11.0000	17.5000	2.2500	RHP	CYLINDRICAL ROLLER BEARINGS
  NKXR50	62	50		SKF	NEEDLE BEARINGS
  62202-2RS	15	35	14	CONSOLIDATED	DEEP GROOVE BALL BEARINGS