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Standard

Cloth, Type “E” Glass “B” Stage Polyester Resin Impregnated 1581 and 7781 Type Fabric

2016-11-10

CURRENT

AMS3826C

This specification covers two styles of glass cloth impregnated with a polyester resin system, the resin being processed to a “B” stage condition. Either style of glass may be used.

Standard

CLOTH, TYPE “E” GLASS “B” Stage Polyester Resin Impregnated 1581 and 7781 Type Fabric

1995-07-01

HISTORICAL

AMS3826B

This specification covers two styles of glass cloth impregnated with a polyester resin system, the resin being processed to a “B” stage condition. Either style of glass may be used.

Standard

Yarn, Organic Fiber (Para-Aramid) Intermediate Modulus 1500 Denier (1670 Dtex), 7.0% Finish

1999-03-01

HISTORICAL

AMS3904/6A

This specification covers one type of organic (para-aramid) fiber in the form of yarn. The product shall be formed as a multiplicity of filaments drawn together and gathered into an approximately parallel arrangement.

Standard

Yarn, Organic Fiber (Para-Aramid) Intermediate Modulus 1500 Denier (1670 Dtex), 7.0% Finish

2016-08-01

CURRENT

AMS3904/6B

This specification covers one type of organic (para-aramid) fiber in the form of yarn. The product shall be formed as a multiplicity of filaments drawn together and gathered into an approximately parallel arrangement.

Standard

Yarn, Organic Fiber (Para-Aramid) Intermediate Modulus 1500 Denier (1670 Dtex), 0.9% Finish

1999-03-01

HISTORICAL

AMS3904/5B

This specification covers one type of organic (para-aramid) fiber in the form of yarn. The product shall be formed as a multiplicity of filaments drawn together and gathered into an approximately parallel arrangement.

Standard

Yarn, Organic Fiber (Para-Aramid) Intermediate Modulus 1500 Denier (1670 Dtex), 0.9% Finish

2016-08-01

CURRENT

AMS3904/5C

This specification covers one type of organic (para-aramid) fiber in the form of yarn. The product shall be formed as a multiplicity of filaments drawn together and gathered into an approximately parallel arrangement.

Standard

Yarn, Organic Fiber (Para-Aramid) Intermediate Modulus 200 Denier (220 Dtex), 1.0% Finish

1999-03-01

HISTORICAL

AMS3904/1B

This specification covers one type of organic (para-aramid) fiber in the form of yarn. The product shall be formed as a multiplicity of filaments drawn together and gathered into an approximately parallel arrangement.

Standard

Yarn, Organic Fiber (Para-Aramid) Intermediate Modulus 200 Denier (220 Dtex), 1.0% Finish

2016-08-01

CURRENT

AMS3904/1C

This specification covers one type of organic (para-aramid) fiber in the form of yarn. The product shall be formed as a multiplicity of filaments drawn together and gathered into an approximately parallel arrangement.

Standard

Yarn, Organic Fiber (Para-Aramid) Intermediate Modulus 1000 Denier (1110 Dtex), 1.0% Finish

2016-08-01

CURRENT

AMS3904/3C

This specification covers one type of organic (para-aramid) fiber in the form of yarn. The product shall be formed as a multiplicity of filaments drawn together and gathered into an approximately parallel arrangement.

Standard

Yarn, Organic Fiber (Para-Aramid) Intermediate Modulus 1000 Denier (1110 Dtex), 1.0% Finish

1999-03-01

HISTORICAL

AMS3904/3B

This specification covers one type of organic (para-aramid) fiber in the form of yarn. The product shall be formed as a multiplicity of filaments drawn together and gathered into an approximately parallel arrangement.

Standard

Yarn, Organic Fiber (Para-Aramid) Intermediate Modulus 400 Denier (440 Dtex), 1.0% Finish

1999-03-01

HISTORICAL

AMS3904/2B

This specification covers one type of organic (para-aramid) fiber in the form of yarn. The product shall be formed as a multiplicity of filaments drawn together and gathered into an approximately parallel arrangement.

Standard

Yarn, Organic Fiber (Para-Aramid) Intermediate Modulus 400 Denier (440 Dtex), 1.0% Finish

2016-08-01

CURRENT

AMS3904/2C

This specification covers one type of organic (para-aramid) fiber in the form of yarn. The product shall be formed as a multiplicity of filaments drawn together and gathered into an approximately parallel arrangement.

Standard

Resin, Polyimide, Laminating High Temperature Resistant, 315 °C (599 °F)

1998-09-01

HISTORICAL

AMS3619C

This specification covers a single-component, heat-reactive, thermosetting aromatic system which thermally cures to form a polyimide polymer structure.

Standard

Syntactic Foam Tiles

2016-11-10

CURRENT

AMS3709D

This specification covers dielectrically-loaded syntactic foam tiles having a polyimide resin matrix.

Standard

Structural Weldbonding of Aluminum Structures

2014-08-14

CURRENT

ARP1675

This SAE Aerospace Recommended Practice describes the aluminum weldbonding process for fabrication of secondary aircraft structural assemblies possessing excellent strength, fatigue life, and environmental durability.

Standard

Acceptance Criteria Adhesive-Bonded Metal-Faced Sandwich Structures

2022-08-10

CURRENT

AMS3920A

This specification establishes the acceptance criteria and inspection requirements for adhesive-bonded sandwich structures including the metal-to-metal bonding found in these structures, but usage is not limited to such applications and each application should be considered individually.

Standard

Advanced Composites Prepreg - Nominal 250 °F Cure - Carbon Fiber and Epoxy Resin, Unidirectional Tape

2021-03-25

WIP

AMS3960B

This specification establishes the requirements for a nominal 250 °F cure epoxy preimpregnated carbon fiber unidirectional tape product. This material is intended for use in laminate applications with a service temperature of -65 to 180 °F. The composite may be used for the manufacture of primary and secondary aircraft structure.

Standard

Advanced Composites Prepreg - Nominal 250 °F Cure - Carbon Fiber and Epoxy Resin, Unidirectional Tape

2011-09-01

HISTORICAL

AMS3960

The purpose of this specification is to allow procurement of a defined material corresponding to the statistically derived material properties published in MIL-HDBK-17.

Standard

Advanced Composites Prepreg - Nominal 250 °F Cure - Carbon Fiber and Epoxy Resin, Unidirectional Tape

2015-08-11

CURRENT

AMS3960A

The purpose of this specification is to allow procurement of a defined material corresponding to the statistically derived material properties published in CMH-17 Volume II.

Standard

350 °F Autoclave Cure, Low Flow Toughened Epoxy Prepregs

2015-12-02

CURRENT

AMS3961

The intent of this specification is for the procurement of the material listed on the QPL and, therefore, no qualification or equivalency threshold values are provided. Users that intend to conduct a new material qualification or equivalency program shall refer to the Quality Assurance section of this base specification, AMS3961. All material qualification and equivalency data has been archived and is available for review upon request. Contact the CMH-17 Secretariat (www.cmh17.org) for additional information.