SNR

Roulements à rouleaux coniques 31315A

Roulement SNR 31315A, Ø75×160×37 mm. Demandez un devis — expédition dans le monde entier.

Code: 31315A
Type Roulements à rouleaux coniques
Dimensions Ø 75 × 160 × 37 mm
d75Ø alésage (mm)
×
D160Ø extérieur (mm)
×
B37Largeur (mm)
Tous les roulements 75×160×37 mm Comparez toutes les marques à cette dimension
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Spécifications techniques

BrandSNR
d - Internal diameter75 mm
D - External diameter160 mm
B - Bearing/Inner ring width37 mm
C - Outer ring width26 mm
T - Total width40 mm
d1 - External diameter inner ring117 mm
a - Charge load application point49,9 mm
rs - Min fillet radius3 mm
r1s - Min fillet radius2,5 mm
Mass3,38 kg
ISO 355 referenceT7GB075
C - Dynamic load228000000 mN
A2 - Rating life coefficient1
C0 - Static load259000000 mN
Cu - Fatigue limit load30100000 mN
e - Coefficient0.83
Y0 - Static axial load coefficient0.4
Y2 - Upper axial load coefficient0.73
N ref - Reference thermal speed19200 °/s
N lim - Mechanical Limit Speed26400 °/s
Tmin - Min operating temperature233,15 °K
Tmax - Max operating temperature393,15 °K
BPFO - Over rolling frequency on outer ring (60 rpm)6,732 Hz
BPFI - Over rolling frequency on inner (60 rpm)9,268 Hz
BSF - Over rolling frequency on rolling element (60 rpm)5,389 Hz
BRF - Rotational frequency – rolling element (60 rpm)2,695 Hz
FTF - Rotational frequency - cage (60 rpm)0,421 Hz
da max - Max shoulder diameter IR91 mm
db min - Min IR shoulder diameter87 mm
Da min - Min shoulder diameter OR127 mm
Da max - Max shoulder diameter OR148 mm
Db min - Min OR shoulder diameter151 mm
Ca - Min clearance6 mm
Cb - Min clearance14 mm
ra max - Max fillet radius2,5 mm
r1a - Max fillet radius2 mm
SNR 31315A