BS 2SP 94:2019 Aerospace series. Bushes (plain and flanged), press-fit and thrust washers, oil‑retaining sintered bronze. Specification

Tin bronzes
Designations
Bronzes
Lubricating systems
Bearings
Self-lubricating bearings
Thrust washers
Bushes (mechanical components)
Compression testing
Axial-thrust bearings
Porous materials
Separating parts
Washers
Plain bearings
Bearing alloys
Dimensions
Sintered products
Aircraft components

Link: BS 2SP 94:2019 Aerospace series. Bushes (plain and flanged), press-fit and thrust washers, oil‑retaining sintered bronze. Specification
Source: BSI Standards