MIL-DTL-27893F (GL)
3.4.3 Setting of grommets. Holes shall be prepunched to receive the grommets. Holes
prepunched to receive the grommets shall be smaller than the outside diameter of the grommet
barrel so that the barrel must be forced through the hole. The grommet shall be securely clinched
without cutting the adjacent material.
3.4.4 Finishing of the jacketed wire rope ends. All wire rope ends shall be finished by either
the melt method specified in 3.4.4.1 or by the dip method specified in 3.4.4.2 such that the ends
are completely enclosed with the melted coating flush with the unmelted nylon jacket.
3.4.4.1 Melt method. Heat the wire rope end nylon jacket with a suitable electrical heating
element so as to melt the nylon over the end to form a smooth round surface. Remove any melted
residue on the jacket surface with a fine abrasive material such that the surface is not damaged
and is finished smooth.
3.4.4.2 Dip method. Coat the wire rope end with a nylon II or nylon 6/6 powder. Heat the
coated end for 10 seconds at 405 + 150F using either an induction coil (2 to 4-inch) with an
automatic timer control or an electric melting pot with an automatic temperature control (see
6.4).
3.5 Replacement of defective components. During the spreading, cutting and manufacturing
process, components having material defects or damages that are classified as defects in table I
shall be removed from production and replaced with nondefective and properly matched
components.
3.6 Repairs. Repairs such as mends, darns, patches, or splices are not permitted on the
harness.
3.7 Workmanship. The finished and assembled harnesses shall conform to the quality of the
product established by this specification.
4. VERIFICATION
4.1 Classification of inspections. The inspection requirements specified herein are classified
as follows:
a. First article inspection (see 4.2)
b. Conformance inspection (see 4.3)
4.2 First article inspection. When a first article inspection is required (see 3.1 and 6.2) it shall
be examined in accordance with 4.3. Sampling for first article inspection shall be as specified in
the contract or purchase order (see 6.2).
4.3 Conformance inspection. Conformance inspection shall include the examination of 4.3.1,
4
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business