Thrust Ball Bearings
Thrust Ball Bearings
Rimao is a thrust ball bearings manufacturer and supplier offering RMO-brand bearings, standard models and OEM solutions. As an experienced Ball Bearing Manufacturer, we help equipment manufacturers and distributors source axial load bearings by size, load, cage material and quantity. Our range includes miniature F series, single-direction 511 and 512 series, large-size bearings and non-standard components. Send your drawing for a quote.
Thrust Ball Bearing Product Range
Our catalog focuses on single-direction thrust ball bearings for axial loads, plus selected special components. Bidirectional designs require separate availability confirmation.
Type
Models
Selection Focus
Miniature thrust ball bearings
F4-8M, F5-10, F6-12M
Small shafts; restricted space.
511 series thrust bearings
51103, 51104, 51106
Standard one-way axial support.
512 series axial ball bearings
51206 / 8206
Alternative dimensions and capacity.
Large-size thrust bearings
51132M / 8132M
Large-bore equipment.
Non-standard components
51105 nylon cage assembly
Special geometry; confirm supplied parts.
For bearing-type comparisons, read our complete thrust bearing guide.
Thrust Ball Bearing Sizes and Specifications
Shortlist thrust ball bearings using bore diameter (d), outside diameter (D) and height (H). Then check dynamic/static load ratings, speed and fits.
Model
d × D × H (mm)
Construction
4 × 8 × 3.5
Chrome steel / brass cage
5 × 10 × 4
See model specification
17 × 30 × 9
GCr15 steel
20 × 35 × 10
GCr15 / steel cage
30 × 47 × 11
GCr15 / steel cage
30 × 52 × 16
GCr15 / steel cage
160 × 200 × 31
GCr15 / brass cage
51106 and 51206 share a 30 mm bore but differ in outside diameter and height. They are not direct substitutes. Published 51206 related-table dimensions and some online load units should be checked against the final drawing.














