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AREAS FOR CALCULATING STRESS OR LOAD VALUES FOR METRIC MJ EXTERNALLY THREADED FASTENERS

2002-07-23
CURRENT
AS1520
Areas for the standard metric series of thread diameter-pitch combinations for aerospace externally threaded fasteners are established for the following conditions: a) Area for ultimate shear stress or load in unthreaded shank. b) Area for ultimate tensile stress or load in thread. c) Area for stress durability test load in thread. d) Area for stress-rupture test load at elevated temperature. e) Area for tension-tension fatigue test load.
Standard

Aerospace Metric 60° Screw Thread Profile and Tolerance Classes

2006-05-05
HISTORICAL
AS1338
This Aerospace Standard establishes the details of the maximum and minimum thread profile and tolerance classes for the metric 60° screw threads recommended for use in the aerospace industry for metric module bolts and nuts.
Standard

BOLTS AND SCREWS, STEEL, CORROSION AND HEAT RESISTANT Precipitation Heat Treated Before Roll Threaded 160 000 psi Minimum Tensile Strength

1999-04-01
HISTORICAL
AS4506
This procurement specification covers bolts and screws made from a corrosion and heat resistant age hardenable iron base alloy of the type identified under the Unified Numbering System as UNS S66286, and of 160 000 psi minimum ultimate tensile strength at room temperature, with maximum test temperature of parts at 1000 °F.
Standard

BOLTS AND SCREWS, STEEL, LOW ALLOY Heat Treated, Roll Threaded

2004-07-30
HISTORICAL
AS7452
This procurement specification covers aircraft quality bolts and screws made from a low alloy steel of the type identified under the Unified Numbering System as UNS G87400, and of a series of room temperature tensile strengths ranging from 125 000 to 185 000 psi.
Standard

BOLTS, SCREWS AND STUDS, SCREW THREAD REQUIREMENTS

1977-04-01
HISTORICAL
AS3062B
This standard establishes the rolled thread element tolerances for lead, half-angle, taper, and out-of-roundness for studs used in aerospace construction; it also establishes the requirements for lead threads and runout threads for these studs.
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