MIL-DTL-8788F
3.6 Interchangeability. Hoses bearing the same manufacturer's PIN for hose size (see 1.2) shall be both
functionally and dimensionally interchangeable.
3.7 Cleanliness. The interior surface of the hose shall be free from oil, grease, dirt, moisture, cleaning
solvents and foreign materials.
3.7.1 Sealing of hose ends. The cut hose ends shall be sealed with caps or plugs conforming to NAS847
to prevent the entrance of foreign contaminants. The caps or plugs shall be securely attached and shall
withstand normal strains, jarring and vibrations encountered during shipping, storage and handling. Hose
lengths with uncovered ends shall be rejected and considered as failure.
3.8 Age. The bulk hose that is covered by this specification shall not exceed the age limits in accordance
with SAE AS1933.
3.9 Workmanship. Hose shall be manufactured and processed in such a manner as to be uniform in quality
and shall be free from foreign material and other defects that will affect life, serviceability, strength, assembly or
durability (see table II). Workmanship shall be such as to enable the hose to meet the applicable performance
requirements of this specification.
TABLE II. Workmanship defects.
Defect
Inspection
Reference
Dimensions affecting
interchangeability not within
Standard inspection equipment
tolerance
Ridge on tube - Severe
Standard inspection equipment
Bunching of tube - Severe
Standard inspection equipment
N/A
Loose tube
Standard inspection equipment
N/A
Off center -under gage cover
Standard inspection equipment
N/A
Hole in tube
Standard inspection equipment
N/A
Nad lap or delamination of tube
Standard inspection equipment
N/A
Reinforcement through tube
Standard inspection equipment
N/A
Reinforcement through cover
Visual
N/A
Poorly patched cover
Visual
N/A
Blistered or loose, patch on cover
Visual
N/A
Under gage cover area
Visual
N/A
Poor coverlap, opening or lack of
Visual
N/A
adhesion
Cover missing
Visual
N/A
Loose cover (wrinkles when bent)
Visual
N/A
Exposed reinforcement braid
Visual
N/A
Split, slit or break in cover
Visual
N/A
Blister under cover
Visual
N/A
Misbranding
Visual
3.10 Marking. The outer cover of bulk hose or hose assemblies shall be marked with, continuous
yellow stripe. As a minimum, the hose cover material shall be marked with the following information at
intervals of not more than 12 inches (305 mm).
a.
PIN (see 1.2), length designator may be omitted.
b.
Cure date in quarter and year such as 4Q06 for fourth quarter 2006.
c.
CAGE code.
d.
Manufacturer's name or trademark.
8
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business