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Rubber, Ethylene-Propylene, Hydrazine Resistant

2021-07-21
WIP
AMSR83412B
This specification covers three types of rubber having good resistance to high and low temperature and hydrazine type propellants, but poor resistance to hydrocarbon oils or solvents. Hydrazines are hazardous chemicals. See Dangerous Properties of Industrial Materials; by N. Irving Sax.
Standard

Elastomer: Acrylonitrile Butadiene Rubber (NBR) Hot Oil and Coolant Resistant, Low Swell 45 to 55 Type ‘A’ Durometer Hardness for Products in Engine Oil Systems/Coolant Systems

2020-05-05
CURRENT
AMS3226J
This specification covers an Acrylonitrile Butadiene Rubber (NBR) that can be used to manufacture product in the form of sheet, strip, tubing, extrusions, and molded shapes. For molded rings, compression seals, O-ring cord, and molded-in-place gaskets for aeronautical and aerospace applications, use the AMS7000 series specification.
Standard

Elastomer: Acrylonitrile Butadiene Rubber (NBR) Aromatic Fuel Resistant 55 to 65 Type ‘A’ Durometer Hardness For Products in: Aromatic and Aliphatic Fuel Systems

2020-04-28
CURRENT
AMS3212R
This specification covers an Acrylonitrile Butadiene Rubber (NBR) elastomer that can be used to manufacture product in the form of sheet, strip, tubing, extrusions, and molded shapes. For molded rings, compression seals, O-ring cord, and molded-in-place gaskets for aeronautical and aerospace applications, use the AMS7000 series specification.
Standard

Synthetic Rubber Hot Oil Resistant, High Swell 45 - 55

2019-07-29
CURRENT
AMS3222J
This specification covers a synthetic rubber in the form of sheet, strip, tubing, extrusions, and molded shapes. This specification should not be used for molded rings, compression seals, O-ring cords, and molded in place gaskets for aeronautical and aerospace applications without complete consideration of the end use prior to the selection this material.
Standard

Designing for Long Life with Elastomers

2018-01-04
HISTORICAL
AIR1412D
This document lists those guidelines recognized as being essential for consideration by the designer who is preparing to select an elastomer as part of an aerospace design.
Standard

Standard Elastomer Stocks Test Slabs

2016-11-16
CURRENT
AMS3217A
This specification and its supplementary detail specifications cover various elastomeric standard compounds in the form of molded test slabs 0.075 × 6 × 6 inches (1.90 × 152 × 152 mm).
Standard

Designing for Long Life with Elastomers

2016-08-29
HISTORICAL
AIR1412C
This document lists those guidelines recognized as being essential for consideration by the designer who is preparing to select an elastomer as part of an aerospace design.
Standard

Silicone Rubber 1000 psi (6.89 MPa) Minimum Tensile Strength 45 - 55 Durometer

2015-03-12
HISTORICAL
AMS3345F
This specification covers a silicone rubber material that can be used to manufacture product in the form of sheet, strip, tubing, molded shapes, and extrusions. This specification should not be used to address products such as O-rings, compression seals, O-ring cord, and molded-in-place gaskets.For these applications AMS specifications in the AMS7XXX series should be used.
Standard

Gasket, Metallic-Encased

2014-05-27
CURRENT
AMSHHG101A
This specification covers metallic-encased gaskets with and without inlays.
Standard

Silicone Rubber 1000 psi (6.89 MPa) Minimum Tensile Strength 55 - 65 Durometer

2013-07-19
HISTORICAL
AMS3346G
This specification covers a silicone rubber material that can be used to manufacture product in the form of sheet, strip, tubing, molded shapes, and extrusions. This specification should not be used to address products such as O-rings, compression seals, O-ring cord, and molded-in-place gaskets.
Standard

Rubber, Ethylene-Propylene, Hydrazine Resistant

2011-09-23
CURRENT
AMSR83412A
This specification covers three types of rubber having good resistance to high and low temperature and hydrazine type propellants, but poor resistance to hydrocarbon oils or solvents. Hydrazines are hazardous chemicals. See “Dangerous Properties of Industrial Materials” by N. Irving Sax.
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