SKF NN 3044 K/SPC3W33
Super-precision double row cylindrical roller bearing with tapered bore and lubrication feature
(BRAND)：SKF
(Availability)：In Stock
Dimensions
d
220.0 mm
Bore diameter
D
340.0 mm
Outside diameter
B
90.0 mm
Width
d1
265.2 mm
Shoulder diameter inner ring (NN design)
E
310.0 mm
Raceway diameter outer ring (NN design)
b
15.0 mm
Width annular lubrication groove at outer ring
K
7.5 mm
Diameter lubrication hole (outer ring)
r1,2
3.0 mm
Chamfer dimension outer ring
r3,4
1.1 mm
Chamfer dimension inner ring (bearing with tapered bore)
s
2.0 mm
Permissible axial displacement from the normal position of one bearing ring relative to the other (all)
mass
27.9 kg
Product net weight
Abutment dimensions
da
233.0 mm
Abutment diameter shaft
Da
313.0 mm
Abutment diameter housing
Da
327.0 mm
Abutment diameter housing
ra
2.5 mm
Fillet radius
dn
302.5 mm
Oil nozzle position (not for variants with TNHA cage)
