Four point contact ball bearings
Four Point Contact Ball Bearings
Four Point Contact Ball Bearings Description:
THB QJ series Four point contact bearings are single row angular contact ball bearings and therefore require significantly less space in an axial direction than double row designs. The bearings comprise solid outer rings, split inner rings and ball and cage assemblies with brass or polyamide cages. -Contact angle of 35° -Suffix N2: Two retaining slots in outer ring -Suffix MA: Solid brass cage
Product List
Designations (Bearing
with locating
slots)
Designations (Basic
design)
Principal dimensions
(d) (mm)
Principal dimensions
(D) (mm)
Principal dimensions
(B) (mm)
Basic load ratings
(dynamic) ( C)
(KN)
Basic load ratings
(static) (C0) (KN)
Fatigue load
limit (Pu)
Speed ratings
(Reference speed)
(r/min)
Speed ratings
(Limting speed)
(r/min)
Mass (kg)
QJ 202 N2MA 15 35 11 12.7 8.300 0.355 22 000 36 000 0.062
QJ 203 N2MA 17 40 12 17 11.4 0.48 22 000 30 000 0.082
QJ 303 N2MA 17 47 14 23.4 15 0.64 17 000 28 000 0.14
QJ 304 N2MA QJ 304 MA 20 52 15 32 21.6 0.93 18 000 24 000 0.18
QJ 304 N2PHAS 20 52 15 32 21.6 0.93 20 000 24 000 0.18
QJ 205 N2MA 25 52 15 27 21.2 0.9 16 000 22 000 0.16
QJ 305 N2MA QJ 305 MA 25 62 17 42.5 30 1.27 15 000 20 000 0.29
QJ 206 N2MA QJ 206 MA 30 62 16 37.5 30.5 1.29 14 000 19 000 0.24
QJ 306 N2MA QJ 306 MA 30 72 19 53 41.5 1.76 12 000 17 000 0.42
QJ 306 N2PHAS 30 72 19 53 41.5 1.76 14 000 17 000 0.42
Total 8 Page 72 Records 12345678
Products
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