51284 F-Thrust ball bearing-FGFA bearings

51284 F Single direction thrust ball bearing

Thrust ball bearings are primarily designed to withstand axial loads, engineered to handle thrust forces during high-speed operation. They are incapable of bearing radial loads and have a relatively low maximum rotational speed. Offering straightforward installation and maintenance, they find extensive application in machinery such as machine tools, electric motors, cranes, and automotive gearboxes.

Dimensions

d	420mm	Bore diameter
D	580mm	Outside diameter
H	130mm	Height
d₁	≈ 574mm	Outside diameter shaft washer
D₁	≈ 426mm	Inner diameter housing washer
r_1,2	min. 5mm	Chamfer dimension washer

Abutment dimensions

d_a	min. 517mm	Abutment diameter shaft
D_a	max. 483mm	Abutment diameter housing
r_a	max. 4mm	Fillet radius

Calculation data

Basic dynamic load rating	C	884kN
Basic static load rating	C₀	5 500kN
Fatigue load limit	P_u	90kN
Reference speed		430r/min
Limiting speed		600r/min
Minimum load factor	A	130

Basic Parameters

Bearing Inner Diameter：420 mm
Bearing Outer Diameter：580 mm
Bearing Thickness：130 mm

Wafangdian Fafuge Bearing Co., Ltd., rooted in Wafangdian Bearing Industry Base, is an emerging professional bearing manufacturer. Drawing on the base’s profound industrial heritage, we have upheld craftsmanship since inception, integrated precision manufacturing into R&D and production, and focused on the R&D and refined production of spherical roller bearings.