MIL-DTL-17902G(SH)
TABLE V. Materials for couplings and contact assembly Continued.
Name of part 1/
Part no.
Material
Applicable document
13
Coupling grip
Brass wire cold worked
(58 percent minimum
copper)
14
Gasket
Buna-N
MIL-R-6855, Class 1,
Grade 80±5
2/
15
Cable, control
16
Swivel nut
Brass, forging
ASTM B283/B283M
17
Coupling body, female
Brass, forging
ASTM B283/B283M
UNS C37700
NOTES:
1/
2/
The control cable shall be in accordance with MIL-DTL-83420, Type II, Composition B.
3.3 Construction.
3.3.1 Hose. Both Type CC and Type NC hose shall consist of the following:
3.3.1.1 Type CCA/CCH hose:
a.
Inner tube of seamless extruded rubber.
b.
Two or more layers of braided reinforcement.
c.
Outer cover of rubber.
Optional breaker plies of rubber-impregnated fabric may be used at the option of the manufacturer.
d.
Optional protective external cover for improved durability.
e.
3.3.1.2 Type NCA/NCH hose:
a.
Inner tube or wrapped or seamless extruded rubber.
b.
Two or more layers of braided or spiral wrap reinforcement.
c.
Outer cover of rubber.
Optional breaker plies of rubber-impregnated fabric may be used at the option of the manufacturer.
d.
Optional protective external cover for improved durability.
e.
f. Type NCA/NCH hose shall include a helix of round wire. The helix shall be thoroughly embedded in
rubber, shall be between the layers of reinforcement, and shall not contact either the inner nor outer layer of
reinforcement.
5
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