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Technical Specification PDF

Bearings
71904 ACDGA/P4A SKF Angular contact ball bearings

TYPE: Ball bearings, Angular contact ball bearing, Precision (spindle), Contact angle 25°, Standard, for mounting in pairs or sets, light preload

Drawing of bearing 71904 ACDGA/P4A SKF: dimensions, diameters, width

Metric

Imperial

Dimensions, mmin

d	20,000 0,816
D	37,000 1,510
B	9,000 0,367

Weight, kg

0.035

Manufacturer:

Designation system - SKF

Interchange:

ABC	71904 ACDGA/P4A
FAG	B71904ETP4S UL
BARDEN	1904HE UL
SNFA	SEB20 7CE3 UL
NSK	7904 A5TRSULP3

Calculation data

Basic dynamic load rating, C	5,720 kN 1285,913 lbf
Basic static load rating, Co	3,050 kN 685,671 lbf
Fatigue load limit, Pu	0,129 kN 29,000 lbf
Attainable speed for grease lubrication	38000 r/min 38000 r/min
Attainable speed for oil-air lubrication	56000 r/min 56000 r/min

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