PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12990Cable,power,electrical

Rscc Wire & Cable Llc Dba Marmon Industrial Energy & Infrastructure - East Granby · NSN 6145-01-273-0074 · FSC 6145 · No Item Name Available
Verified by PartsTable
NSN 6145-01-273-0074 — this item is cataloged by the U.S. Government under National Stock Number 6145-01-273-0074. Primary manufacturer part number: 12990.
Features
  • Cable,power,electrical — FSC 6145
  • Cross-Sectional Shape Style: ROUND
  • Voltage Rating: 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
  • Material Document and Classification: MIL-I-631,TYPE G MIL SPEC SINGLE MATERIAL RESPONSE SECOND POSITION TAPE CABLE
  • Strand Awg Size Per Conductor: 28 ALL CONDUCTORS
  • Material Document and Classification: ASTM B33 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
  • Material: COPPER ALLOY 101 OR COPPER ALLOY 102 CORE CONDUCTOR ALL CONDUCTORS
  • Conductor Arrangement and Quantity: 4 SINGLES
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Applications requiring Copper Alloy 101 or Copper Alloy 102 Core Conductor All Conductors construction
General Description

The Cable,power,electrical, cataloged under National Stock Number 6145-01-273-0074, is classified within Federal Supply Class 6145 (No Item Name Available) of the Electric Wire, Power, and Distribution Equipment group. The primary manufacturer of record is Rscc Wire & Cable Llc Dba Marmon Industrial Energy & Infrastructure - East Granby. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: FT.

Technical Specifications
ParameterValue
NSN6145-01-273-0074
Primary Part Number12990
Item NameCable,power,electrical
FSC / FSG6145 / 61 — No Item Name Available
ManufacturerRscc Wire & Cable Llc Dba Marmon Industrial Energy & Infrastructure - East Granby
StatusACTIVE
Cross-Sectional Shape StyleROUND
Voltage Rating600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
Material Document and ClassificationMIL-I-631,TYPE G MIL SPEC SINGLE MATERIAL RESPONSE SECOND POSITION TAPE CABLE
Strand Awg Size Per Conductor28 ALL CONDUCTORS
Material Document and ClassificationASTM B33 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
MaterialCOPPER ALLOY 101 OR COPPER ALLOY 102 CORE CONDUCTOR ALL CONDUCTORS
Conductor Arrangement and Quantity4 SINGLES
Conductor FormSTRANDED ALL CONDUCTORS
MaterialRUBBER CHLOROPRENE CLASS CR FIFTH POSITION JACKET CABLE
MaterialPLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) FOURTH POSITION TAPE CABLE
Surface TreatmentTIN ALLOY FIRST POSITION COATING CABLE
ColorWHITE FIRST POSITION COVER ALL CONDUCTORS
MaterialPLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) SECOND POSITION TAPE CABLE
Material Document and ClassificationMIL-I-631,TYPE G MIL SPEC SINGLE MATERIAL RESPONSE FOURTH POSITION TAPE CABLE
Cross Section Outside Diameter0.430 INCHES NOMINAL IN
Strand Quantity Per Conductor37 ALL CONDUCTORS
MaterialPLASTIC POLYOLEFIN FIRST POSITION PRIMARY INSULATION ALL CONDUCTORS
Surface Treatment Document and ClassificationASTM B33-63 ASSN STD SINGLE TREATMENT RESPONSE CORE CONDUCTOR ALL CONDUCTORS
Surface TreatmentTIN CORE CONDUCTOR ALL CONDUCTORS
Round Conductor Size12 AWG ALL CONDUCTORS
Conductor Quantity4
MaterialCOPPER THIRD POSITION SHIELD BRAID METALLIC CABLE
MaterialCOPPER FIRST POSITION SHIELD BRAID METALLIC CABLE
Surface TreatmentTIN ALLOY THIRD POSITION COATING CABLE
Cross-Sectional Shape StyleROUND
Voltage Rating600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
Material Document and ClassificationMIL-I-631,TYPE G MIL SPEC SINGLE MATERIAL RESPONSE SECOND POSITION TAPE CABLE
Strand Awg Size Per Conductor28 ALL CONDUCTORS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueFT
SMR CodeJN
Verified Substitutes 3
6540-00-353-320012990 INTERCHANGEABLE
Ophthalmometer
Reichert Inc Dba Reichert Inc
6210-00-840-0848125-1310-11-103 INTERCHANGEABLE
Light,indicator
Dialight Corporation
5136-00-889-6965 INTERCHANGEABLE
Tap,thread Cutting
Cross-Reference Index
Part NumberManufacturer
P30079/3-N010 The Boeing Company Div Defense (USA)
12990 PRIMARY Rscc Wire & Cable Llc Dba Marmon Industrial Energy & Infrastructure - East Granby (USA)
T-10587 Prysmian Cables and Systems Usa, Llc Div Manufacturing Plant (USA)
12990 Rscc Wire & Cable Llc (USA)
Related Parts
6540-00-353-3200INTERCHANGEABLE
OPHTHALMOMETER
12990
6210-00-840-0848INTERCHANGEABLE
LIGHT,INDICATOR
125-1310-11-103
5136-00-889-6965INTERCHANGEABLE
TAP,THREAD CUTTING

Frequently Asked Questions

What is NSN 6145-01-273-0074?

NSN 6145-01-273-0074 is a Cable,power,electrical, manufactured by Rscc Wire & Cable Llc Dba Marmon Industrial Energy & Infrastructure - East Granby, classified under FSC 6145 (No Item Name Available). Status: active.

What are the part numbers for NSN 6145-01-273-0074?

NSN 6145-01-273-0074 has 4 cross-referenced part numbers: P30079/3-N010 (The Boeing Company Div Defense), 12990 (Rscc Wire & Cable Llc Dba Marmon Industrial Energy & Infrastructure - East Granby), T-10587 (Prysmian Cables and Systems Usa, Llc Div Manufacturing Plant), 12990 (Rscc Wire & Cable Llc).

What NSN replaces 6145-01-273-0074?

There are 3 known substitutes for 6145-01-273-0074: 6540-00-353-3200, 6210-00-840-0848, 5136-00-889-6965. Verify interchangeability with system specifications before substitution.

What are the specifications of 12990?

Key specifications for 12990: Cross-Sectional Shape Style: ROUND; Voltage Rating: 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS; Material Document and Classification: MIL-I-631,TYPE G MIL SPEC SINGLE MATERIAL RESPONSE SECOND POSITION TAPE CABLE; Special Features: PLASTIC,POLYOLEFIN IS IRRADIATED AND CROSS-LINKED. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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