combiners. Specific requirements tailored for ┬ôspace flight application┬ö components are included to represent the highest reliability components specified herein. Such components are intended for use in NASA manned, satellite, interplanetary or launch vehicle programs.

Pages 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10

MIL-DTL-23971D

ASTM-B488

Gold for Engineering Uses, Electrodeposited Coatings of.

ASTM-B545

Tin, Electrodeposited Coatings of.

ASTM-B700

Electrodeposited Coatings of Silver For Engineering Use.

ASTM-G21

Materials to Fungi, Synthetic Polymeric, Determining Resistance of.

(Copies of these documents are available from ASTM International, 100 Barr Harbor Drive, West Conshohocken,

PA 19428-2959 or https://www.astm.org.)

NATIONAL CONFERENCE OF STANDARDS LABORATORIES (NCSL) INTERNATIONAL

NCSL-Z540.3

Requirements for the Calibration of Measuring and Test Equipment.

(Copies of this document are available from National Conference of Standards Laboratories (NCSL) International,

1800 30 Street, Suite 305, Boulder, CO 80301-1026; or https://www.ncsli.org/.)

SOCIETY OF AUTOMOTIVE ENGINEERS (SAE) INTERNATIONAL

SAE-AMS2404

Nickel, Electroless, Plating.

SAE-AMS-I-23011 -

Iron-Nickel Alloys for Sealing to Glasses and Ceramics.

SAE-AMS2422

Plating, Gold.

SAE-AMS-QQ-A-200 -

Aluminum Alloy, Bar, Rod, Shapes, Structural Shapes, Tube, and Wire,

Extruded: General Specification for.

SAE-AMS-QQ-A-250 -

Aluminum and Aluminum Alloy, Plate and Sheet.

SAE-AMS-QQ-N-290 -

Nickel Plating (Electrodeposited) .

SAE-AMS2700

Passivation of Corrosion Resistant Steels.

SAE-AMS-QQ-S-763 -

Steel Bars, Wire, Shapes and Forgings, Corrosion-Resistant.

(Copies of these documents are available from SAE International, 400 Commonwealth Drive, Warrendale, PA

15096-0001 or https://www.sae.org.)

2.4 Order of precedence. Unless otherwise noted herein or in the contract, in the event of a conflict between the

text of this document and the references cited herein (except for related specification sheets), the text of this

document takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless

a specific exemption has been obtained.

3. REQUIREMENTS

3.1 Specification sheets. The individual item requirements shall be as specified herein and in accordance with the

applicable specification sheet. In the event of any conflict between the requirements of this specification and the

specification sheets, the latter shall govern.

3.2 First article. Items furnished under this specification shall be products that have been tested and passed first

article inspection (see 4.5 and 6.3).

3.3 Material. The material shall be as specified (see 3.1). When a definite material is not specified, a material

shall be used which will enable the items to meet the performance requirements of this specification. Acceptance or

approval of any constituent material shall not be construed as a guaranty of the acceptance of the finished product.

3.3.1 Metals. Metals shall be of corrosion resistant type or suitably processed to resist corrosion.

3.3.1.1 Metal sheet. Unless otherwise specified, the material shall be selected from the following:

Aluminum alloy sheets shall conform to composition 6061 of SAE-AMS-QQ-A-250 and ASTM-B209.

Extruded aluminum alloy shall conform to composition 6063 (refer to ASTM-B221 and ASTM-B241/B241M)

or composition 6061 of SAE-AMS-QQ-A-250 and SAE-AMS-QQ-A-200.