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Page Title:
Pressure resistance and functioning |
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|  MIL-L-45935A
AMENDMENT
3
*
Delete 3.2.3.1 and Substitute:
"3.2.3.1 Extractor. The extractor shall function through
it's full range of travel under spring action without
binding. Upon locking the barrel into the battery position with
the chambered 40mm plug, P/N 12937951, the extractor shall cam
downward upon contact with the plug and allow the barrel with
plug to be locked in the battery position. The extractor hook
shall engage the plug's rim and retain the plug within the
receiver to allow clearing of the barrel chamber as the barrel
assembly is moved to the open forward position."
PAGE 4
3.2.3.2 Change "2.75 pounds minimum to 6.75 pounds maximum" to
"0.65 pounds minimum to 1.62 pounds maximum".
3.2.3.4 Add: "testing shall be as specified in 4.5.3.10."
Delete 3.2.3.5 and substitute:
"3.2.3.5 Breech insert. The breech insert shall be
securely seated and torqued to 50 pounds-inches 5 pounds-
inches so that the breech insert face is flush to 0.007 inch
below the breech surface of the receiver. After the breech
insert has been securely seated and torqued, the sealing compound
shall be allowed to cure for not less than 24 hours. The
loosening torque of the breech insert from the receiver shall not
be less than 130 pounds-inches -10 pounds-inches. The firing
pin hole shall be free of residue that would affect firing pin
movement or freedom of other moving parts. Testing shall be as
specified in 4.5.3.8."
PAGE 6
*
Delete 3.3.1 and Substitute:
Launchers shall
"3.3.1 Pressure resistance and functioning.
withstand the firing of one (1) government standard 40 mm M781
practice round for pressure resistance and functioning. The
launcher shall function without malfunction or unserviceable
parts. There shall be no evidence of blown primer or primer
puncture during firing. Testing shall be as specified in
4.5.3.4."
2
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