PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILC13777-4Cable,special Purpose,electrical

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 6145-00-877-9561 · FSC 6145 · No Item Name Available
Verified by PartsTable
NSN 6145-00-877-9561 — this item is cataloged by the U.S. Government under National Stock Number 6145-00-877-9561. Primary manufacturer part number: MILC13777-4.
Features
  • Cable,special Purpose,electrical — FSC 6145
  • Voltage Rating: 600.0 AC MAXIMUM RATED WORKING VOLTAGE ALL CONDUCTORS
  • Conductor Arrangement and Quantity: 26 SINGLES
  • Material Document and Classification: QQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
  • Conductor Form: STRANDED ALL CONDUCTORS
  • Conductor Quantity: 26
  • Material: COPPER CORE CONDUCTOR ALL CONDUCTORS
  • Surface Treatment: TIN CORE CONDUCTOR ALL CONDUCTORS
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Applications requiring Copper Core Conductor All Conductors construction
General Description

The Cable,special Purpose,electrical, cataloged under National Stock Number 6145-00-877-9561, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: FT.

Technical Specifications
ParameterValue
NSN6145-00-877-9561
Primary Part NumberMILC13777-4
Item NameCable,special Purpose,electrical
FSC / FSG6145 / 61 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Voltage Rating600.0 AC MAXIMUM RATED WORKING VOLTAGE ALL CONDUCTORS
Conductor Arrangement and Quantity26 SINGLES
Material Document and ClassificationQQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
Conductor FormSTRANDED ALL CONDUCTORS
Conductor Quantity26
MaterialCOPPER CORE CONDUCTOR ALL CONDUCTORS
Surface TreatmentTIN CORE CONDUCTOR ALL CONDUCTORS
Cross Section Outside Diameter1.080 INCHES NOMINAL IN
Cross-Sectional Shape StyleROUND
Voltage Rating600.0 AC MAXIMUM RATED WORKING VOLTAGE ALL CONDUCTORS
Conductor Arrangement and Quantity26 SINGLES
Material Document and ClassificationQQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
Conductor FormSTRANDED ALL CONDUCTORS
Conductor Quantity26
MaterialCOPPER CORE CONDUCTOR ALL CONDUCTORS
Surface TreatmentTIN CORE CONDUCTOR ALL CONDUCTORS
Cross Section Outside Diameter1.080 INCHES NOMINAL IN
Cross-Sectional Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueFT
SMR CodeXN
Verified Substitutes 2
6145-00-560-5726 INTERCHANGEABLE
Cable,special Purpose,electrical
6145-00-635-0340 INTERCHANGEABLE
Cable,special Purpose,electrical
Cross-Reference Index
Part NumberManufacturer
MILC13777-4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
261065S Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M13777/4-261065S Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-13777/4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
6145-00-560-5726INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
6145-00-635-0340INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL

Frequently Asked Questions

What is NSN 6145-00-877-9561?

NSN 6145-00-877-9561 is a Cable,special Purpose,electrical, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 6145 (No Item Name Available). Status: active.

What are the part numbers for NSN 6145-00-877-9561?

NSN 6145-00-877-9561 has 4 cross-referenced part numbers: MILC13777-4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 261065S (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M13777/4-261065S (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-13777/4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 6145-00-877-9561?

There are 2 known substitutes for 6145-00-877-9561: 6145-00-560-5726, 6145-00-635-0340. Verify interchangeability with system specifications before substitution.

What are the specifications of MILC13777-4?

Key specifications for MILC13777-4: Voltage Rating: 600.0 AC MAXIMUM RATED WORKING VOLTAGE ALL CONDUCTORS; Conductor Arrangement and Quantity: 26 SINGLES; Material Document and Classification: QQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS; Conductor Form: STRANDED ALL CONDUCTORS. 18 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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