Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF 312 NR

312 NR

Dimensions

d		60	mm
D		130	mm
B		31	mm
d₁	≈	81.86	mm
D₂	≈	112.2	mm
D₃		125.22	mm
D₄		139.7	mm
b		3.1	mm
C		4.06	mm
f		2.82	mm
r₀	max.	0.6	mm
r_1,2	min.	2.1	mm

Abutment dimensions

d_a	min.	72	mm
D_a	max.	118	mm
D_b	min.	141	mm
b_a	min.	3.5	mm
C_a	max.	6.88	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	91.3	kN
Basic static load rating	C₀	78	kN
Fatigue load limit	P_u	3.35	kN
Reference speed		9500	r/min
Limiting speed		6000	r/min
Calculation factor	k_r	0.05

Mass

Mass bearing

1.85

Included products

Snap ring

SP 130

Model Number: 312 NR
Inner Diameter：60mm Outer Diameter：130mm Width：31mm
Reference speed:6000 r/min Limiting speed:9500 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2024-12-13
Application:gear grinding machine,Spectrum Products,top industry,tapping machine,container finishing,Traffic Fire Protection Equipment Security equipment,marine analysis,raw material accessories,casting embedding,agricultural testing and analysis equipment and related,linear drive
Similar models:HA 3126 23122 CC/W33 SNW 3128x4.15/16 NJ 312 ECJ FSAF 1312 T HA 3126 L SNW 3126x4.1/2 312 7312 BECBPH HA 3128
BEARING POWER International Trading Co.,Ltd. specialize in 312NR products，there is large inventory of SKF 312 NR Deep groove ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 312 NR Which SKF 312NR 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.

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471281	1218	-	-	Seals
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FYR 3 7/16-18	87.3125	-	-	Bearings, units and housings
NJ 344 M	220	460	88	Bearings, units and housings
NU 211 ECML	55	100	21	Bearings, units and housings
S71900 CD/HCP4A	10	22	6	Bearings, units and housings
SAF 22540 x 7.1/4 T	184.15	-	-	Bearings, units and housings
SHR 22	22	-	-	Coupling systems

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Hot number： 206-2ZNR 2312 K 315523 6000/HR22T2 8060 81110 TN 89460 M BT2B 334152/HA3 BTW 190 CM/SP FSYE 3 11/16 N NCF 28/750 V SILR 70 ES SNW 18x3.1/16 W 61917 YELAG 206-103