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M55021 | MIL-C-55021

M55021 | MIL-C-55021
  • Made to order
  • Cut to length
  • Stocking program available

The M55021 specification allows for a wide variety of construction choices. Simply build your custom cable from the tables below, or contact a sales engineer for more information.

M55021 PART NUMBER EXAMPLE: B24C904-903-902P

Wire Type Conductor Size Conductor Material Color of 1st Wire Color of 2nd Wire Color of 3rd Wire Covering Over Components
B 24 C 904 903 902 P
(Table 1) (Table 2) (Table 3) (Table 4) (Table 4) (Table 4) (Table 5)

TABLE 1: TYPE OF WIRE

Symbol Type Wire Specification Symbol Type Wire Specification
B M16878/1 EE M16878/5 (NEMA HP3)
C M16878/2 BJ M16878/17
D M16878/3 CJ M16878/18
E M16878/4 (NEMA HP3) DJ M16878/19

TABLE 2: CONDUCTOR SIZE

Conductor Size Stranding
30 - 26 AWG 7 Strands
24 - 12 AWG 19 Strands
10 AWG 37 Strands

TABLE 3: CONDUCTOR MATERIAL

Conductor Code Conductor Type
C Copper
S Copper Clad Steel
H High Strength Copper Alloy

TABLE 4: COLOR CODE

For single shielded and single shielded and jacketed constructions, a dash should not be used. The color code designators for wires 2 and 3 of a twisted pair and triplet are separated by a dash. Two groups of numbers indicate a twisted pair, three groups indicate a twisted triple. Any order of color code designators is acceptable.

Code Color Code Color
0 Black 5 Green
1 Brown 6 Blue
2 Red 7 Violet
3 Orange 8 Gray
4 Yellow 9 White

TABLE 5: COVERING OVER COMPONENTS

Symbol Type Covering Over Finished Cable
U Unjacketed and unshielded 
P Polyvinyl Chloride (PVC) jacket 
F Fluorinated Ethylene Propylene (FEP) jacket
J Polyamide jacket 
T Polytetrafluoroethylene (PTFE) jacket 
S Shielded and unjacketed
SF Shielded and covered with FEP jacket 
SP Shielded and covered with PVC jacket 
SJ Shielded and covered with Polyamide jacket 
STW Shielded and covered with wrapped PTFE jacket 
SX Shielded and covered with extruded PTFE jacket 

The Custom Cable Advantage

Multi/Cable products are designed & manufactured to suit your specific applications.

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