MIL-DTL-48568D(OS)
6.6 Explosive hazard classification. The explosive hazard classification for this rocket catapult has been
designated as:
Explosive Hazard Classification -- Class 1, Division 3
Storage Compatibility Group -- Group C
Department of Transportation (DOT) Hazard Class -- Class B
DOT Marking -- Rocket Motors
6.7 Pressure transducers. Instructions for adapting the first article catapult assemblies for pressure
transducers should be compatible with instruments having a response not less than 600 Hz and that are
capable of detecting ignition peak pressures and unstable burning rates.
6.8 Test facility. The Indian Head Division, Naval Surface Warfare Center, Indian Head, MD is the design
agent for the product covered by this specification. As such, they are equipped to perform the first article
inspection and static firing tests specified herein. Except when special conditions warrant otherwise, the
Indian Head Division, Naval Surface Warfare Center, Indian Head, MD should be designated as the test
facility for the first article inspection and the production acceptance test firings.
6.9 Disposition of hardware, scrap propellant, and metal parts. The contract should specify that:
a. all items purchased become the property of the U.S. Government
b. no hardware, propellant, or metal parts shall be disposed of without authorization of the
contracting activity
c. all items be made available to the contracting activity upon request
d. the disposition of any tested hardware, propellant, or metal parts without authorization by the
contracting activity will result in the test being declared invalid, and a retest will be required.
6.10 Retention of radiographs. All radiographs of accepted lots of rocket catapults are to be retained on
file by the contractor for 11 years or 1 year past the service life of the unit, whichever is longer.
6.11 Service life. The rocket catapult has a design life of 10 years and an installed service life of 10 years
from the date of manufacture of the oldest batch of cartridge propellant.
6.12 Changes from previous issue. The only change from Revision C is in Table I on page 5. The maximum
axial thrust value for the temperature of 165 ± 2 F is 7300--as specified herein.
6.13 Subject term (keyword) listing.
Rocket catapult
Rocket motor
Preparing activity:
Navy - OS
(Project 1377-0043)
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