MIL-DTL-52649C
d. Taking the average weight of the 10 shots, convert to primer volume as follows:
(Average shot weight) (91.3%)
Primer Volume =
Specific gravity ether at discharge temperature
Average shot weight = From (c) above.
91.3% = Empirically arrived at percent of ether in total discharge.
Specific gravity of ether = Supplied from data published by ether supplier.
4.7.5 Valve actuation. Activation shall be determined by visual confirmation of fuel discharge from
the nozzle of the primer equipment.
4.7.6 Leakage. Leakage shall be determined through a visual inspection of the unit after the
successful actuation of the solenoid-valve.
5. PACKAGING
5.1 Packaging. For acquisition purposes, the packaging requirements shall be as specified in the
contract or order see (6.2). When packaging of material is to be performed by DoD or in-house contractor
personnel, these personnel need to contact the responsible packaging activity to ascertain packaging
requirements. Packaging requirements are maintained by the Inventory Control Point's packaging activity
within the Military Service or Defense Agency, or within the Military Service's System Commands.
Packaging data retrieval is available from the managing Military Department's or Defense Agency's
automated packaging files, CD-ROM products, or by contacting the responsible packaging activity.
6. NOTES
(This section contains information of a general or explanatory nature that may be helpful, but
is not mandatory.)
6.1 Intended use. The primer equipment is intended as permanent installation for cold starting
internal combustion engines, utilizing ether engine primer fuel in accordance with O-F-1044.
6.2 Acquisition requirements. Acquisition documents should specify the following:
a. Title, number, and date of this specification.
b. PIN (see 1.2).
c. Quantity required.
d. Whether first article inspection is waived (see 4.5).
e. Lot records if required (see 4.5.4).
f. Name and address of the first article inspection test facility to which first article samples if
required (see 4.5) are to be forwarded and the name and address of the Government activity
responsible for conducting the first article inspection program (see 4.5.4 and 6.5).
g. Packaging requirements (see 5.1).
h. Whether identification of materials and finishes are required (see 3.4.2).
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