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Companion Flanges, Type A (External Pilot) and Type S (Internal Pilot)
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STANDARD published on 1.1.2016
Designation standards: SAE J1946
Publication date standards: 1.1.2016
SKU: NS-662937
Country: American technical standard
Category: Technical standards SAE
This SAE Standard specifies the nominal dimensions and tolerances which affect the interchangeability between companion flanges and mating parts. The flanges covered by this document are designated type A and type S.
The type A flanges are equivalent to type A ISO 7646. The type S flanges are equivalent to the type S ISO 7647. Type A is an external (male) pilot construction and type S is an internal (female) pilot construction. These flanges are not interchangeable. Dimensions not specified are left to the discretion of the component manufacturer.
SUBJECT TAXONOMY: Parts, Driveshafts, Universal joints
SUBFILE: Automotive
TYPE OF DOCUMENT: Ground Vehicle Standard
Stabilized: Jan 2016 
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