MIL-PRF-25508H
COMMERCIAL ITEM DESCRIPTION
A-A-58092
Tape, Antiseize, Polytetrafluorethylene
(Copies of this document is available online at https://assist.daps.dla.mil/quicksearch/ or
https://assist.daps.dla.mil or by mail from the Standardization Document Order Desk, 700 Robbins
Avenue, Bldg 4D, Philadelphia PA 19111-5094.)
2.3 Non-government publications. The following documents form a part of this document to the
extent specified herein. Unless otherwise specified, the issues of these documents are those cited in the
solicitation or contract.
ASTM INTERNATIONAL (ASTM)
ASTM E29
Standard Practice for Using Significant Digits in Test Data to
Determine Conformance with Specifications (DoD adopted)
ASTM F307
Standard Practice for Sampling Pressurized Gas for Gas Analysis
(DoD adopted)
ASTM F310
Standard Practice for Sampling Cryogenic Aerospace Fluids (DoD
adopted)
(Copies of these documents are available online at https://www.astm.org or by mail from ASTM
International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA, 19428-2959)
COMPRESSED GAS ASSOCIATION (CGA)
CGA G-4.3
Commodity Specification for Oxygen
CGA P-15
Filling of Industrial and Medical Nonflammable Compressed Gas
Cylinders
(Copies of these documents are available online at https://www.cganet.com or by mail from the
th
Compressed Gas Association, Inc., 4221 Walney Road, 5 Floor, Chantilly, VA 20151).
2.4 Order of precedence. 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 Grade requirements. The purity and impurity concentrations as applicable to each grade of
oxygen shall conform to the limits of Table I when tested in accordance with the applicable test method
also specified in Table I. Other limits and tests may be specified by the procuring activity (see 6.2).
3.2 Limiting values. The following applies to all specified limits in this specification. For
purposes of determining conformance with these requirements, an observed value or a calculated value
shall be rounded off "to the nearest unit" in the last right-hand digit used in expressing the specification
limit according to the rounding-off method of ASTM E29 Standard Practice for using Significant Digits in
Test Data to Determine Conformance with Specifications.
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