MIL-DTL-29181C
3.5 Interchangeability. All units of the same classification furnished with similar options under a
specific contract shall be identical to the extent necessary to ensure interchangeability of
component parts, assemblies, accessories, and spare parts.
3.6 Identification markings. Identification markings shall be part of the die. Unless otherwise
specified (see 6.2), the markings shall be 0.015-inch (0.38 mm) high with 0.25-inch (6.35 mm)
letters. Each hasp and each part comprising a hasp assemble shall be permanently and legibly
marked with the following:
The letters "U.S.," "Manufacturer's name or trademark," "Year of manufacture," and "Part
number (drawing number)."
3.7 Finish. The hasp surfaces shall have a uniform finish. The surface roughness shall be not
greater than 125-microinch (3 micrometre) Roughness average (Ra) when measured in
accordance with ANSI B46.1.
3.8 Workmanship.
3.8.1 Castings. All castings shall be sound and free from patching, misplaced coring, warping,
or, any other defect which reduces the casting's ability to perform its intended function.
4. VERIFICATION
4.1 Classification of inspections. The inspection requirements specified herein are classified as
follows:
a. First article inspection (see 4.2).
b. Quality conformance inspection (see 4.3).
4.2. First article inspection. The first article inspection shall be performed on six hasps when a
first article is required (see 3.1 and 6.2). This inspection shall include the examination of 4.5 and
the tests of 4.6. The first article may be either a first production item or a standard production
item from the supplier's current inventory provided the item meets the requirements of the
specification and is representative of the design, construction, and manufacturing technique
applicable to the remaining items to be furnished under the contract.
4.3 Conformance inspection. The conformance inspection shall include the examination of 4.5
and the tests of 4.6. This inspection shall be performed on the samples selected in accordance
with 4.4, except for the test of 4.6. All hasps manufactured in one production shall receive the
tests of 4.6.1.
4.4 Sampling. Sampling and inspection procedures shall be in accordance with ASQC Z1.4.
The unit of product shall be one hasp. All hasps offered for delivery at one time shall be
considered a lot for the purpose of inspection. If an inspection lot is rejected, the contractor may
4
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business