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Page Title:
Material, construction and design |
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|  MIL-S-3443G (AR)
3.
REQUIREMENTS
Requirements for submission of the
3.1 First article.
first article shall be as specified in the contract. Unless
otherwise specified, the first article shall include the pilot
pack.
First article testing shall be performed in accordance
with 4.4 (see 6.2).
3.2 Material, construction and design
Shotguns shall
conform to the materials, construction, and design requirements
specified herein. parts and surfaces subject to rolling or
sliding contact shall be of sufficient hardness to resist wear.
Staked or dovetailed members shall have sufficient temper to
retain their original fit after extended use. Screws, when
firmly tightened, shall not cause binding of any of the
mechanism.
External pins shall be secured in position by detent
or retainer approved by the procuring activity. The contractor
shall furnish a list of essential repair parts (see 3.22) based
on the maintenance of the shotgun over a period of 10,000 rounds
of firing together with the basis used to establish such a list.
3.3 Type I shotgun
The Type I shotgun shall conform to
this specification. The Type I shotgun shall include the bayonet
adaptor, heat shield and a sling (see 1.2) .
3.3.1 Bayonet adaptor. Type I shotguns shall be equipped
with a bayonet adaptor which shall be compatible with the M7
bayonet (Dwg. 11010077).
See 6.2q for a complete list of bayonet
component part drawings required to establish dimensional com-
patibility of the M7 bayonet with the shotgun.
Type I shotguns must withstand the functioning test
(see 3.17.3) and the endurance test (see 3.17.5) with an M7
bayonet and scabbard (Dwg. 8448476) attached without loosening of
the bayonet or mount, or loss of retention of the bayonet, or
failure of the mount.
b. Type I shotguns must withstand the rough handling
test (see 3.17.6) with bayonet and scabbard attached without
causing the weapon or adaptor to become unserviceable or unsafe.
c. The adaptor must secure the bayonet such that no
part of the shotgun or adaptor protrudes more than 3/4 inch
forward of the front of the bayonet's guard.
d. No part of the bayonet, scabbard or adaptor shall
interfere with the normal sighting plane of the shotgun.
6
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