performance wire

Saturday, November 18th 2017

CABLE CONSTRUCTION - PERFORMANCE

M27500-22SB2T23

Our Mil-spec cables are designated by alphanumeric codes indicating construction. Please use our color-coded key to familiarize yourself with our ordering procedure.

  • Specification

  • All mil-spec wire starts with the letter M.
  • Shielded Coverage and Color Identification

  • A dash (-) or letter code indicates both shielding coverage and the method of color identification of primary core insulation as detailed in Table A. The example indicates 85% and white primaries with colored stripes.
  • Shield

  • The specific shield style and material are designated by a single-letter code, detailed in Table C.
  • Jacket

  • Cable jacketing materials are specified with a two-digit code, detailed in Table D.
TABLE A - SHIELDED COVERAGE AND COLOR IDENTIFICATION CODES
Identification method of cable (with 85% shield coverage)Statement taken from M27500Whitmor/Wirenetics description of the requirement from M27500
-Preferred identification method using Table III AAll wires are colored white with
spiral stripes for identification
AOptional identification method A, Table III AAll solid colors are used
instead of white striped wires.
TABLE B - ALPHANUMERIC-BASED DESCRIPTIONM27500
Base Specification M27500 Description Wire
AWG
Temp
Rating
TG Mil-W-22759/18 Single Insulation, Tin-plated Copper 26-12 150°C
SB Mil-W-22759/32 Single Insulation, Tin-plated Copper 30-12 150°C
SC Mil-W-22759/33 Single Insulation, Silver-plated, High-Strength Copper Alloy 30-20 200°C
SR Mil-W-22759/44 Single Insulation, Silver-plated Copper 28-12 200°C
SX NA Single Insulation, Silver-plated, Ultra High-Strength Copper Alloy - -
TABLE C - SHIELD LETTER CODE
Shield Description Temperature Rating
U No Shield -
T Round, Tin-plated Copper 150°C
S Round, Silver-plated Copper 200°C
G Flat, Silver-plated Copper 200°C
TABLE D - JACKET NUMBER CODES
Jacket Description Temperature Rating
00 No Jacket -
06 Tapered and heat sealed
white polytetrafluoroethylene (PTFE)
260°C (500°F)
09 Extruded white fluorinated ethylene
propylene (FEP)
200°C (392°F)
14 Extruded white ethylene
tetrafluoroethylene copolymer (ETFE)
150°C (302°F)
23 White, crosslinked, extruded,
modified ethylene-tetrafluoroethylene
copolymer (XLETFE)
200°C (392°F)
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