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| MIL-I-82877
PUBLICATIONS
CODE OF FEDERAL REGULATIONS (CFRs)
49 CFR 100-199
Transportation
(Copies of CFRs are available from the Superintendent of Documents, U.S. Government Printing
Office, Washington, DC 20402-0001.)
2.2 Order of precedence. In the event of a conflict between the text of this document and the
references cited herein, the text of this document shall take precedence. Nothing in this document,
however, shall supersede applicable laws and regulations unless a specific exemption has been obtained.
3. REQUIREMENTS
3.1 First article. Unless otherwise specified in the contract or order (see 6.2), a first article sample
(see 6.3) shall be submitted for testing (see 4.4).
3.2 Conformance to documents. The PVU-15/B ignition element covered by this specification shall
be manufactured in accordance with DL 6261381 and all documents listed thereon.
3.3 Product characteristics.
3.3.1 Materials. All materials used in the manufacture of the ignition elements shall conform strictly
to the specifications referred to on the respective drawings unless specific approval in writing covering a
departure therefrom has been obtained from the cognizant Navy design activity prior to manufacture.
When alternate materials or methods of manufacture are specified on the drawings, the bidder's selections
shall be clearly stated in the proposal.
3.3.2 Primary components. For the purpose of this specification, the propellant, RDX, Drawing
6261706, Powder, Lead Azide, Type I, MIL-L-3055, Powder, ZKV Ignition, Drawing 6261707, are
defined as primary components. There shall be only one production lot of each primary component used
in the same lot of ignition elements.
3.3.3 Bridge circuit resistance. The bridge circuit resistance of each ignition element when
measured in accordance with 4.6.2 shall not be less than 0.11 ohm nor more than 0.15 ohm.
3.3.4 Radiographic. Ignition elements shall be free of imperfections in components or assembly
when inspected as specified in 4.6.3.
3.3.4.1 Serial number identification. Ignition elements shall be permanently and legibly identified
by serial numbers (see 4.6.3).
3.3.5 Leakage. Ignition elements shall not exhibit a leak rate in excess of 1 X 10-5 cubic centimeters
per second of air at a pressure differential of 1 0.1 atmosphere when tested according to 4.6.4.
3.3.6 No-fire. The ignition element shall not fire during the no-fire test (see 4.6.5) and shall then
meet the requirements of 3.5 when functionally tested.
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