Skip to main content
Collection
Collection
Learning
The group
Visit us
Expand child menu
Locomotion
National Railway Museum
National Science and Media Museum
Science and Industry Museum
Science and Innovation Park
Science Museum
Collection
Search
About
Search
About
Collection
Learning
The group
Visit us
Expand child menu
Locomotion
National Railway Museum
National Science and Media Museum
Science and Industry Museum
Science and Innovation Park
Science Museum
Search our collection
All
4
People
0
Objects
4
Documents
0
View:
Filter search
Clear all filters
Image
Has Image
4
Non-Commercial Use
4
Category
Mechanical Power Transmission
4
Object type
thrust type ball bearing
4
Material
hardened steel
2
phosphor bronze
2
steel
2
all balls are missing
1
ground hardened steel
1
Maker
Hoffman Manufacturing Co. (maker)
1
Hoffmann manufacturing Co.
1
Hoffmann, F.
1
Ransome and Marles Bearing Co.
1
Ransome and Marles Bearing Company
1
Skefco Ball Bearing Company
1
Place
Chelmsford
1
Luton
1
Newark-on-Trent
1
Date
From year
To year
filter
Double thrust ball bearing cut into two halves
1921
Hoffman medium type thrust bearing
1925
Duplex, double thrust ball bearing made by Ransome and Marles for a 2 1/4" shaft
1924-1931
Heavy type ball thrust bearing by Hoffmann;1925.
1925