PartsTable
Technical Data Sheet
M49055/12-28J ✓ Verified by PartsTable
· WIRE CABLE
WHAT YOU NEED TO KNOW
Stranded for flexible routing, solid for conduit THHN/THWN dual-rated — check both tables
Ampacity depends on installation method
PRODUCT OVERVIEW

The M49055/12-28J is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-01-286-0931, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
M49055/12-28J
NSN: 6145-01-286-0931
FSC: 6145
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberM49055/12-28J
NSN6145-01-286-0931
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: M49055/12-28J · OEM ⚠ VERIFY BEFORE ORDERING Ampacity depends on installation method — conduit ≠ free air ≠ underground. Same wire, different ratings. AWG sizing is inverse — smaller number = thicker wire (4 AWG > 12 AWG) ✓ BROKER TIP Stranded = flexible routing and vibration resistance. Solid = fixed conduit runs only. THHN/THWN = dual rated — check both dry and wet ampacity tables PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
CONDUCTOR QUANTITY: 50
CROSS-SECTIONAL HEIGHT: 0.032 INCHES NOMINAL IN
VOLTAGE RATING: 300.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
STRAND QUANTITY PER CONDUCTOR: 7 ALL CONDUCTORS
SURFACE TREATMENT: SILVER CORE CONDUCTOR ALL CONDUCTORS
STRAND AWG SIZE PER CONDUCTOR: 34 ALL CONDUCTORS
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B298 FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
TECHNICAL CHARACTERISTICS (FLIS)
CONDUCTOR QUANTITY50
CROSS-SECTIONAL HEIGHT0.032 INCHES NOMINAL IN
VOLTAGE RATING300.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
STRAND QUANTITY PER CONDUCTOR7 ALL CONDUCTORS
SURFACE TREATMENTSILVER CORE CONDUCTOR ALL CONDUCTORS
STRAND AWG SIZE PER CONDUCTOR34 ALL CONDUCTORS
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B298 FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
SPECIAL FEATURESCABLE COLOR RED ON ONE SIDE BLUE ON THE REVERSE SIDE
CONDUCTOR ARRANGEMENT AND QUANTITY50 MOLDED TOGETHER W/NO OUTER COVERING
MATERIALCOPPER CORE CONDUCTOR ALL CONDUCTORS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
MIL-C-49055/12Upgraded Successor
successor cross-reference
successor
M49055/12-12JUpgraded Successor
successor cross-reference
successor
MIL-DTL-49055/12Upgraded Successor
successor cross-reference
successor
M49055/12-03JInterchangeable
interchangeable cross-reference
interchangeable
6145PL0836371Interchangeable
interchangeable cross-reference
interchangeable
M49055/12-01Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M49055/12-28J?
M49055/12-28J is a M49055/12-28J.
What parts can replace M49055/12-28J?
There are 19 known substitutes for M49055/12-28J: MIL-C-49055/12, M49055/12-12J, MIL-DTL-49055/12 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M49055/12-28J?
M49055/12-28J is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-01-286-0931. This indicates validated use in U.S. government and defense supply chains.
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