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Standard

Modules and Basic Racks of Metric Spur and Helical Gears

2018-09-11
CURRENT
AS1560B
This SAE Aerospace Standard (AS) establishes the standard modules for aerospace metric involute gear teeth and establishes the tooth dimensions of aerospace metric involute gear teeth in terms of the conjugate rack type cutter whose counterpart reference profile is called the basic rack profile of the generated gear, having the tooth dimensions expressed in terms proportional to the module.
Standard

Modules and Basic Racks of Metric Spur and Helical Gears

1996-05-01
HISTORICAL
AS1560A
This SAE Aerospace Standard (AS) establishes the standard modules for aerospace metric involute gear teeth and establishes the tooth dimensions of aerospace metric involute gear teeth in terms of the conjugate rack type cutter whose counterpart reference profile is called the basic rack profile of the generated gear, having the tooth dimensions expressed in terms proportional to the module.
Standard

PERFORMANCE STANDARD FOR TUBE SUPPORT LOOP-CUSHIONED CLAMP

1992-08-01
HISTORICAL
AS1553
This standard covers heat and corrosion resistant steel loop clamps with a woven steel wire cushion that is attached to the clamp by spot welding and is intended for use in applications up to 1200°F (649°C).
Standard

Reusable Lock for Spanner Nuts

2018-04-28
CURRENT
ARP688B
This aerospace recommended practice is applicable to the design of a reusable locking device for cylindrical nuts which are generally tightened with a spanner wrench. Nuts of this type are commonly used to pre-load, and/or position, anti-friction bearings.
Standard

Performance Standard for Tube Support Loop-Cushioned Clamp

2000-03-01
CURRENT
AS1553A
This standard covers heat and corrosion resistant steel loop clamps with a woven steel wire cushion that is attached to the clamp by spot welding and is intended for use in applications up to 1200 °F (649 °C).
Standard

Performance Standard for Tube Support Loop-Cushioned Clamp

2018-08-26
WIP
AS1553B
This standard covers heat and corrosion resistant steel loop clamps with a woven steel wire cushion that is attached to the clamp by spot welding and is intended for use in applications up to 1200 degrees F (649 degrees C).

To establish the performance requirements for loop clamps with a woven steel wire cushion.

Standard

GROOVE DESIGN, METAL O-RING GASKET

1988-06-20
HISTORICAL
ARP674A
Groove designs presented herein are applicable for use with the following MS metal o-ring gaskets, or to dimensionally equivalent gaskets of other materials: AMS 5570 or AMS 5576 Plain AMS 5570 or AMS 5576 Silver P1. MS9141 - 0.035 tube x 0.006 wall MS9371 - 0.035 tube x 0.006 wall MS9142 - 0.062 tube x 0.006 wall MS9372 - 0.062 tube x 0.006 wall MS9202 - 0.062 tube x 0.010 wall MS9373 - 0.062 tube x 0.010 wall MS9203 - 0.094 tube x 0.006 wall MS9374 - 0.094 tube x 0.006 wall MS9204 - 0.094 tube x 0.010 wall MS9375 - 0.094 tube x 0.010 wall MS9205 - 0.125 tube x 0.010 wall MS9376 - 0.125 tube x 0.010 wall
Standard

Groove Design, Metal O-Ring Gasket

2001-07-01
HISTORICAL
ARP674C
Groove designs presented herein are applicable for use with the following "MS" metal O-ring gaskets conforming to the applicable "AS" standard drawings listed in 1(a) or 1(b), or to dimensionally equivalent gaskets of other materials: a AMS 5570 or AMS 5576 Plain 1 AS9141 - 0.035 tube × 0.006 wall 2 AS9142 - 0.062 tube × 0.006 wall 3 AS9202 - 0.062 tube × 0.010 wall 4 AS9203 - 0.094 tube × 0.006 wall 5 AS9204 - 0.094 tube × 0.010 wall 6 AS9205 - 0.125 tube × 0.010 wall b AMS 5570 or AMS 5576 Silver Plated 1 AS9371 - 0.035 tube × 0.006 wall 2 AS9372 - 0.062 tube × 0.006 wall 3 AS9373 - 0.062 tube × 0.010 wall 4 AS9374 - 0.094 tube × 0.006 wall 5 AS9375 - 0.094 tube × 0.010 wall 6 AS9376 - 0.125 tube × 0.010 wall NOTE: The term "AS gasket" as used in this document refers to the 'MS' part numbers defined on the applicable 'AS' standards listed in 1(a) or 1(b).
Standard

GROOVE DESIGN, METAL O-RING GASKET

1998-01-01
HISTORICAL
ARP674B
Groove designs presented herein are applicable for use with the following MS metal O-ring gaskets, or to dimensionally equivalent gaskets of other materials: a AMS 5570 or AMS 5576 Plain 1 MS9141 - 0.035 tube x 0.006 wall 2 MS9142 - 0.062 tube x 0.006 wall 3 MS9202 - 0.062 tube x 0.010 wall 4 MS9203 - 0.094 tube x 0.006 wall 5 MS9204 - 0.094 tube x 0.010 wall 6 MS9205 - 0.125 tube x 0.010 wall b AMS 5570 or AMS 5576 Silver PI. 1 MS9371 - 0.035 tube x 0.006 wall 2 MS9372 - 0.062 tube x 0.006 wall 3 MS9373 - 0.062 tube x 0.010 wall 4 MS9374 - 0.094 tube x 0.006 wall 5 MS9375 - 0.094 tube x 0.010 wall 6 MS9376 - 0.125 tube x 0.010 wall
Standard

Groove Design, Metal O-Ring Gasket

2018-03-30
CURRENT
ARP674D
Groove designs presented herein are applicable for use with the following "MS" metal O-ring gaskets conforming to the applicable "AS" standard drawings listed in 1(a) or 1(b), or to dimensionally equivalent gaskets of other materials: a AMS 5570 or AMS 5576 Plain 1 AS9141 - 0.035 tube × 0.006 wall 2 AS9142 - 0.062 tube × 0.006 wall 3 AS9202 - 0.062 tube × 0.010 wall 4 AS9203 - 0.094 tube × 0.006 wall 5 AS9204 - 0.094 tube × 0.010 wall 6 AS9205 - 0.125 tube × 0.010 wall b AMS 5570 or AMS 5576 Silver Plated 1 AS9371 - 0.035 tube × 0.006 wall 2 AS9372 - 0.062 tube × 0.006 wall 3 AS9373 - 0.062 tube × 0.010 wall 4 AS9374 - 0.094 tube × 0.006 wall 5 AS9375 - 0.094 tube × 0.010 wall 6 AS9376 - 0.125 tube × 0.010 wall NOTE: The term "AS gasket" as used in this document refers to the 'MS' part numbers defined on the applicable 'AS' standards listed in 1(a) or 1(b).
Standard

Reusable Lock for Spanner Nuts

2002-02-13
HISTORICAL
ARP688A
This aerospace recommended practice is applicable to the design of a reusable locking device for cylindrical nuts which are generally tightened with a spanner wrench. Nuts of this type are commonly used to pre-load, and/or position, anti-friction bearings.
Standard

REUSABLE LOCK FOR SPANNER NUTS

1962-07-01
HISTORICAL
ARP688
THIS AEROSPACE RECOMMENDED PRACTICE IS APPLICABLE TO THE DESIGN OF A REUSABLE LOCKING DEVICE FOR CYLINDRICAL NUTS WHICH ARE GENERALLY TIGHTENED WITH A SPANNER WRENCH. NUTS OF THIS TYPE ARE COMMONLY USED TO PRE-LOAD, AND/OR POSITION, ANTI-FRICTION BEARINGS.
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