Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF N 311 ECM

N 311 ECM

SKF Explorer

Dimensions

d		55	mm
D		120	mm
B		29	mm
d₁	≈	77.5	mm
E		106.5	mm
r_1,2	min.	2	mm
r_3,4	min.	2	mm
s	max.	2	mm

Abutment dimensions

d_a	min.	65	mm
d_a	max.	104	mm
D_a	min.	109	mm
D_a	max.	111	mm
r_a	max.	2	mm
r_b	max.	2	mm

Calculation data

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	0.12
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

1.66

Model Number: N 311 ECM
Inner Diameter：55mm Outer Diameter：120mm Width：29mm
Reference speed:7000 r/min Limiting speed:6000 r/min
Type：Bearings, units and housings Roller bearings Cylindrical roller bearings Single row cylindrical roller bearings
Details： Single row cylindrical roller bearings Cylindrical roller bearings, single row
Update date：2025-12-09
Application:multi-knife lathe,switch,granulator,Pneumatic Actuator,other mold,casting embedding,nail products,historical instruments,Machine tools,Optical Instruments,Cylinder Pneumatic Treatment Element
Similar models:33112 22311 EK NU 311 ECM/C3VL0241 BD-22211 EK-AHX 311 NJ 311 ECJ 311-Z W 6006-2RS1/VP311 AHX 2311 311 7311 BECBPH
BEARING POWER International Trading Co.,Ltd. specialize in N311ECM products，there is large inventory of SKF N 311 ECM Single row cylindrical roller bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the N 311 ECM Which SKF N311ECM 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	Type
3201 A-2RS1TN9/MT33	12	32	15.9	Bearings, units and housings
524206	279.4	-	-	Seals
61836	180	225	22	Bearings, units and housings
6379/K-6320	65.088	135.755	53.975	Bearings, units and housings
99864	177.8	189.865	31.75	Seals
BT2B 328028/HA1	711.2	914.4	-	Bearings, units and housings
FSAF 1617 x 2.7/8 TLC	73.025	-	-	Bearings, units and housings
HE 3122 E	101.6	110	81	Bearings, units and housings
PBM 557070 M1G1	55	70	70	Bearings, units and housings
PFD 20 RM	20	-	-	Bearings, units and housings
SAF 22534	150.8125	-	-	Bearings, units and housings
SONL 224-524	120	-	-	Bearings, units and housings

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Hot number： 1280 VE R 13909 16002-2Z 16680 17053 6203 ETN9 AS 2035 K 81248 M NKI 40/20 TN NUP 2224 ECP OKC 080 RN-4x17.8 BF/G2 SILR 25 ES SSAFS 23052 KAT x 9.1/2 W 61810 R