INCH-POUND
MIL-PRF-121G
30 April 2001
SUPERSEDING
MIL-B-121F
16 June 1989
PERFORMANCE SPECIFICATION
BARRIER MATERIALS, GREASEPROOF, WATERPROOF,
FLEXIBLE, HEAT-SEALABLE
This specification is approved for use by all Departments and Agencies of the Department
of Defense.
1. SCOPE
1.1 Scope. This specification establishes the requirements for heat-sealable, greaseproof,
waterproof, flexible barrier material used for the preservation of military supplies and equipment
(see 6.1).
1.2 Classification. The barrier materials will be of the following types as specified
(see 6.2):
Type I - Medium duty
Type II - Light duty
2. APPLICABLE DOCUMENTS
2.1 General. The documents listed in this section are specified in sections 3 and 4 of this
specification. This section does not include documents cited in other sections of this specification
or recommended for additional information or as examples. While every effort has been made to
ensure the completeness of this list, document users are cautioned that they must meet all
specified requirements documents cited in sections 3 and 4 of this specification, whether or not
they are listed.
Beneficial comments (recommendations, additions, deletions) and any pertinent data which
may be of use in improving this document should be addressed to: Commander, Naval Air
Warfare Center Aircraft Division (Code 414100B120-3), Highway 547, Lakehurst, NJ
08733-5100 by using the Standardization Document Improvement Proposal (DD Form 1426)
appearing at the end of this document or by letter.
AMSC N/A
FSC 8135
DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.
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