MIL-PRF-49064E
(Application for copies should be addressed to the American National Standards
Institute , 11 West 42nd Street, New York, NY 10036)
2.3 Order of precedence. In the event of a conflict between the text of this
document and the references cited herein (except for associated detail
specifications, specification sheets or MS standards), the text of this document
takes precedence. Nothing in this document, however, supersedes applicable laws and
regulations unless a specific exemption has been obtained.
3.
REQUIREMENTS
3.1 Description. The Night Vision Sight, Crew Served Weapon, AN/TVS-5, herein
referred to as the sight, is intended for use at night in aimed firing of crew
served weapons. The sight consists of an Objective lens assembly (MIL-PRF-49367),
an Eyepiece lens assembly (MIL-PRF-49368), an Eyeguard assembly (SM-D-850120), a
BA-3058/U ("AA") Battery Adapter (A3009873), an Image intensifier assembly (MIL-PRF-
49040), a Battery housing (SM-D-850110), a Daylight cover (SM-D-850080), a Brush (A-
A-2076), Lens paper (A-A-50177), a Case (SM-D-850200) and a Bag (SM-D-850202), which
are major components of the sight (see 2.2.1 and 2.2.2).
3.2 Construction. The sight shall be constructed to assure compliance with
the contract configuration baseline and in accordance with SM-D-850100 as
applicable.
3.3 First Article Testing. When specified in the contract (6.2.g), the
contractor shall furnish sights for first article testing (FAT) inspection and
approval (see 4.2).
3.4 Material. The contractor shall select parts and materials that are fully
capable of meeting all of the operational and environmental requirements specified
herein. The materials specified in the applicable drawings are recommended, but not
mandatory. Selection criteria of the class, grade or type part shall ensure the
material will be able to perform its intended function when it is assembled.
Verification of the supplier meeting the overall performance requirements shall be
the governing acceptance standard. Recovered materials shall be used to the maximum
extent possible
3.5 Major components. Requirements for conformance inspection shall be as
specified in the contract or purchase order (see 6.2.f)
3.6
Performance Characteristics.
3.6.1 Eyeguard operation. With the eyeguard vertical and at -48°C, the
eyeguard shall open (depress) when a 2000 ±10 gram weight is placed axially on the
eye flange and shall close (expand) when the weight is reduced to 100 ±10 grams. At
+23°C, the eyeguard shall open (depress) when a 1600 ±10 gram weight is placed
axially on the eye flange and shall close (expand) when the weight is reduced to 100
±10 grams. At +23°C and with the eyeguard open (depressed) the minimum open position
of the 2 leaves shall be 1.875 inches.
3.6.2 Sight definition. For conformance to the following performance
parameters, the sight is defined as sight less case, bag and ancillary equipment.
3.6.3 Resolution. The minimum sight resolution shall be within one element
number of the resolution of the image intensifier used in the sight at the time of
3
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business