PartsTable
Technical Data Sheet
1278-1 ✓ Verified by PartsTable
Jumbo · MRO · MRO_GENERAL
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

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This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-01-259-0308, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
MRO MRO_GENERAL 1278-1
NSN: 6145-01-259-0308
FSC: 6145
CAGE: 12515 — NEXANS AEROSPACE USA LLC (USA)
SPECIFICATIONS
hole_diameter0.188 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
part_name_assigned_by_controlling_agencyDC INJECTION UNIT, GEN3, TOP ASSEMBLY
NSN6145-01-259-0308
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: 1278-1 · Jumbo ⚠ 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
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B33 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
SURFACE TREATMENT: TIN CORE CONDUCTOR ALL CONDUCTORS
VOLTAGE RATING: 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
ROUND CONDUCTOR SIZE: 16 AWG ALL CONDUCTORS
CONDUCTOR ARRANGEMENT AND QUANTITY: 8 TWISTED PAIR
CROSS-SECTIONAL SHAPE STYLE: ROUND
CONDUCTOR FORM: STRANDED ALL CONDUCTORS
MATERIAL: COPPER ALLOY 101 OR COPPER ALLOY 102 CORE CONDUCTOR ALL CONDUCTORS
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B33 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
SURFACE TREATMENTTIN CORE CONDUCTOR ALL CONDUCTORS
VOLTAGE RATING600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
ROUND CONDUCTOR SIZE16 AWG ALL CONDUCTORS
CONDUCTOR ARRANGEMENT AND QUANTITY8 TWISTED PAIR
CROSS-SECTIONAL SHAPE STYLEROUND
CONDUCTOR FORMSTRANDED ALL CONDUCTORS
MATERIALCOPPER ALLOY 101 OR COPPER ALLOY 102 CORE CONDUCTOR ALL CONDUCTORS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B33-63 ASSN STD SINGLE TREATMENT RESPONSE CORE CONDUCTOR ALL CONDUCTORS
STRAND AWG SIZE PER CONDUCTOR29 ALL CONDUCTORS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
12781Interchangeable
interchangeable cross-reference
interchangeable
1330LInterchangeable
interchangeable cross-reference
interchangeable
GGG-D-751Interchangeable
interchangeable cross-reference
interchangeable
708528-1Interchangeable
interchangeable cross-reference
interchangeable
671206Interchangeable
interchangeable cross-reference
interchangeable
2510010170592Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1278-1?
1278-1 is a PLATE,RETAINING,ELECTRICAL CONNE manufactured by Jumbo. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1278-1?
There are 15 known substitutes for 1278-1: 12781, 1330L, GGG-D-751 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1278-1?
1278-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-01-259-0308. This indicates validated use in U.S. government and defense supply chains.
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