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Standard

IDENTIFICATION MARKING METHODS

1979-11-01
HISTORICAL
AS478G
This standard defines and controls marking methods on finished, semi-finished, and rough items.
Standard

Identification Marking Methods

1998-07-01
HISTORICAL
AS478K
This standard provides the following: a Definition of terms pertaining to marking. b Symbols for marking location. c Requirements and restrictions for permanent markings. d Types of marking methods. e Rules for designating marking methods. f Table listing marking methods.
Standard

Identification Marking Methods

2021-01-21
HISTORICAL
AS478R
This standard provides the following: a Definition of terms pertaining to marking. b Symbols for marking location. c Requirements and restrictions for permanent markings. d Types of marking methods. e Rules for designating marking methods. f Table listing marking methods.
Standard

Identification Marking Methods

2022-11-02
CURRENT
AS478S
This standard provides the following: a Definition of terms pertaining to marking. b Symbols for marking location. c Requirements and restrictions for permanent markings. d Types of marking methods. e Rules for designating marking methods. f Table listing marking methods.
Standard

Screw Threads - UNJ Profile, Inch

2001-08-01
HISTORICAL
AS8879B
This SAE Aerospace Standard (AS) specifies the characteristics of the UNJ profile inch series of screw threads, to include a mandatory controlled radius of 0.18142P to 0.15011P at the root of the external thread and with a minor diameter of both external and internal threads increased to provide a basic thread height of 0.5625H in order to accommodate the external thread maximum root radius.
Standard

Screw Threads - UNJ Profile, Inch

1999-01-01
HISTORICAL
AS8879A
This SAE Aerospace Standard (AS) specifies the characteristics of the UNJ profile inch series of screw threads, to include a mandatory controlled radius of 0.18142P to 0.15011P at the root of the external thread and with a minor diameter of both external and internal threads increased to provide a basic thread height of 0.5625H in order to accommodate the external thread maximum root radius.
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