A-A-50097A
February 21, 1990
SUPERSEDING
A-A-50097
March 23, 1987
COMMERCIAL ITEM DESCRIPTION
PULLEY, MOUNTAIN RESCUE
The General Services Administration has authorized
the use of this commercial item description.
1.
SALIENT
CHARACTERISTICS
1.1 Design and construction. The mountain rescue pulley shall have spilt halves
that enable the user to put the rope in the pulley without having to thread the
rope through the pulley. The pulley sides and wheel shall be fabricated from
alumuinum. The center bolt shall have a 3/8 inch diameter shaft fabricated from
steel. The shaft nut shall have a self-locking nylon insert. The pulley wheel
shall have roller bearings and be large enough, to accommodate a 1/2 inch diameter
rope . The snap link hole shall be large enough to accommodate two snap links.
Minimum breaking strength shall be 5000 pounds. Maximum weight shall be 0.5
pounds. Finish shall be black anodized. The manufacturer's identification symbol
shall be stamped on each pulley assembly.
2.
QUALITY ASSURANCE
2.1 Certification, The contractor shall certify, and maintain substantiating
evidence, that the product offered meets the salient characteristics and
requirements of this Commercial Item Description, and that the product conforms
to the producer's own drawings, specifications, standards, and quality assurance
practices. The Government reserves the right to require proof of such conformance
prior to first delivery and thereafter as may be otherwise provided
for under the provisions of the contract,
2.2 Visual examination. Each lot of pulleys shall be inspected in accordance
with MIL-STD-105. The inspection level shall be II and the accept-able quality
level (AQL), expressed in terms of defects per hundred units, shall be 4.0. The
lot size shall be expressed in units of pulleys. The sample unit shall be one
pulley. The pulleys shall be examined for the defects listed below:
AMSC N/A
FSC 3020
DISTRIBUTION
STATEMENT.
Approved for public release, distribution is unlimited.
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
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