Page 53 - IS-Rayfast Catalogue - Issue 9, 2017

Wire and Cable
NEMA WC27500 • M27500
Airframe and Equipment Wire
Military and Commercial Aerospace

1
85% 90% M27500
Shield Shield Cable Terminology Component Wire ID Method
- C Preferred, table 3A White wire with colour stripes. Wire 1 no stripe. Wires 11-15 double stripes 2
F H Preferred, table 3B White wire with colour stripes. Wires 11-15 insulation is colour, stripe is white
A D Opt’ method A, table 3A Solid coloured wire. Wires 11-15 have a stripe in a lighter shade of base colour
3
G J Opt’ method A, table 3B Solid coloured wire. Wires 11-15 insulation is first colour, stripe is second colour
B E Opt’ method B, table 3C Wire colour based on AWG size. Band of contrasting colour denotes wire number
K M Opt’ method C, table 3C Wire colour based on AWG size. No’s of contrasting colour printed denotes wire No. 4
L N Opt’ method D White wires with numbers of contrasting colour printed to denote wire number
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x2 Max
Symbol Shield Style # Specification # Specification
Shield Temp.
9
U - No Shield - CA MIL-W-22759/13 RE MIL-W-22759/12
T V Tin Plated Copper, Round 150ºC CB MIL-W-22759/14 SA MIL-W-22759/7
S W Silver Plated Copper, Round 200ºC CC MIL-W-22759/15 SB MIL-W-22759/32 10
N Y Nickel Copper, Round 260ºC E MIL-W-22759/2 SC MIL-W-22759/33
F Z Stainless Steel, Round 400ºC EA MIL-W-22759/1 SD MIL-W-22759/34
11
C R Heavy Nickel Plated Cu, Round 400ºC JB MIL-W-22759/28 SE MIL-W-22759/35
M K Silver Plated HSCA, Round 200ºC JC MIL-W-22759/29 SM MIL-W-22759/41
P L Nickel Plated HSCA, Round 260ºC JD MIL-W-22759/30 SN MIL-W-22759/42 12
G A Silver Plated Copper, Flat 200ºC JE MIL-W-22759/31 SP MIL-W-22759/43
H B Silver Plated HSCA, Flat 200ºC LE MIL-W-22759/9 SR MIL-W-22759/44 13
* # Nickel Plated Copper, Flat 260ºC LH MIL-W-22759/10 SS MIL-W-22759/45
J D Tin Plated Copper, Flat 150ºC MD MIL-W-81044/5 TA MIL-W-22759/8
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E X Nickel Plated HSCA, Flat 260ºC ME MIL-W-81044/6 TE MIL-W-22759/16
I Q Nickel Chromium Alloy, Flat 400ºC MF MIL-W-81044/7 TF MIL-W-22759/17
MG MIL-W-81044/8 TG MIL-W-22759/18 15
MH MIL-W-81044/9 TH MIL-W-22759/19
MJ MIL-W-81044/10 TK MIL-W-22759/20
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MK MIL-W-81044/11 TL MIL-W-22759/21
ML MIL-W-81044/12 TM MIL-W-22759/22
Notes and Comments MM MIL-W-81044/13 TN MIL-W-22759/23 17
1 PVC materials shall not be used for aerospace RA MIL-W-22759/3 VA MIL-W-22759/5
2 Not for Naval Air Systems Command usage RB MIL-W-22759/4 WA MIL-W-22759/6 18
3 Inactive for new design RC MIL-W-22759/11

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