BS 4M 45-1:1998

1 Scope
2 Normative reference
3 Definitions
4 New tyres
    4.1 Tyre size designation
    4.2 Tyre markings
    4.3 Bias tyre dimensions and growth allowances
          4.3.1 Tyre dimensions
          4.3.2 Determination of growth allowances
          4.3.3 Method of dimensioning and inspection
                  tolerances for rim diameters, dimension
                  D, for rims with single heel radius
    4.4 Radial tyre dimensions and dimensional tolerances
    4.5 Determination of clearance allowances
          4.5.1 Clearance around individual tyres
          4.5.2 Spacing between twin tyres
          4.5.3 Spacing between tyre and tandem
5 Retread tyres
    5.1 Tyre size designation
    5.2 Tyre markings
    5.3 Retread tyre dimensions
6 Rims
    6.1 Fundamental rim standards
          6.1.1 Symbols
          6.1.2 Rim dimensions
          6.1.3 Alternate asymmetric rim flange contours
    6.2 Inspection tolerances of rims
          6.2.1 Inspection tolerances for dimensions in
                  millimetres
          6.2.2 Inspection tolerances for dimensions in inch
          6.2.3 Method of dimensioning and inspection
                  tolerances for rim diameters, dimension D,
                  for rims with single heel
    6.3 Valve, fuse plug and over pressure hole locations for
          connections to valve or plug hole location, (Vmin)
          6.3.1 For tubeless tyres
          6.3.2 For tube-type tyres
    6.4 Rim flange height
    6.5 Width between rim flanges
Annex A (informative)
Aircraft tyre size designations

Provides specifications for new and retread aircraft tyres and for aircraft rims.