NTN 7301B bearings
7301B, Angular contact ball bearing, pressed cage, contact angle 40°

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NTN angular contact ball bearing, steel cage
Measurement system
Metric
Bore diameter
12.000 mm
Outside diameter
37.000 mm
Width
12.000 mm
Cr
11700 N
C0r
4950 N
Limiting speed
19000 r/min
Net weight
0.050 kg
Number of rows
1
Contact angle deg
40
Sealing
Without
Cage
Steel sheet
Bearing material
Steel
Rolling material
Steel
Tolerance class
Normal (PN)

In stock

Technical specification for NTN 7301B

NTN 7301B
Part Number 7301B
Brand NTN
Description Angular contact ball bearing
Net weight 0.050 kg
PRODUCT DEFINITION
d 12 mm Internal diameter
D 37 mm External diameter
B 12 mm Width
a 16.500 mm Charge load application point
α 40° Contact angle
rs 1.0 mm Min fillet radius
r1s 0.60 mm Min fillet radius
PRODUCT PERFORMANCE
C 11.7 kN Dynamic load
C0 4.95 kN Static load
Cu 0.385 kN Fatigue limit load
N 26 000 tr/min Oil lubrication limit speed
N 19 000 tr/min Grease lubrication limit speed
ABUTMENT
da min. 17.5 mm Min shoulder diameter IR
db min. 16.5 mm Min shoulder diameter IR
Da max. 31.5 mm Max shoulder diameter OR
Db max. 32.5 mm Max shoulder diameter OR
ra max. 1 mm Max shaft & housing fillet radius
r1a max. 0.6 mm Max fillet radius
NTN angular contact ball bearing

7301B, Brand: NTN, Angular contact ball bearing, Internal diameter 12 mm; External diameter 37 mm; Width 12 mm; 0.050 kg.

NTN 7301B, single row angular contact ball bearing is designed to withstand combined loads with a predominant axial componen. Installed in opposition with another bearing of the same type, it guarantees high mounting rigidity.

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