PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

301979-2Contact,electrical

Northrop Grumman Corp Electronic Systems Defensive System Div · NSN 5999-00-563-5451 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-563-5451 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-563-5451. Primary manufacturer part number: 301979-2.
Features
  • Contact,electrical — FSC 5999
  • Mounting Method: TERMINAL
  • Precious Material: GOLD
  • Material: METAL BODY AND CONTACT
  • Precious Material and Weight: 0.005 GOLD GRAINS, TROY
  • Surface Treatment: COPPER AND GOLD BODY AND CONTACT
  • Precious Material and Location: BODY AND CONTACT SURFACES GOLD
  • Style Designator: SOCKET CONTACT
Applications
  • Applications requiring Metal Body and Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-563-5451, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Northrop Grumman Corp Electronic Systems Defensive System Div. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5999-00-563-5451
Primary Part Number301979-2
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Corp Electronic Systems Defensive System Div
StatusACTIVE
Mounting MethodTERMINAL
Precious MaterialGOLD
MaterialMETAL BODY AND CONTACT
Precious Material and Weight0.005 GOLD GRAINS, TROY
Surface TreatmentCOPPER AND GOLD BODY AND CONTACT
Precious Material and LocationBODY AND CONTACT SURFACES GOLD
Style DesignatorSOCKET CONTACT
Surface Treatment Document and ClassificationMIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE BODY AND CONTACT
Overall Diameter0.144 INCHES MAXIMUM IN
Current Rating in Amps1.0
Mounting MethodTERMINAL
Precious MaterialGOLD
MaterialMETAL BODY AND CONTACT
Precious Material and Weight0.005 GOLD GRAINS, TROY
Surface TreatmentCOPPER AND GOLD BODY AND CONTACT
Precious Material and LocationBODY AND CONTACT SURFACES GOLD
Style DesignatorSOCKET CONTACT
Surface Treatment Document and ClassificationMIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE BODY AND CONTACT
Overall Diameter0.144 INCHES MAXIMUM IN
Current Rating in Amps1.0
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Weight0.0100 lbs
Cube0.0010 cu ft
Verified Substitutes 2
5998-00-349-22442133051-1 SUCCESSOR
Circuit Card Assembly
Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div
5999-01-201-6609M39029/27-402 SUCCESSOR
Contact,electrical
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
301979-2 Northrop Grumman Corp Electronic Systems Defensive System Div (USA)
M39029/27-12B Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
21-33051-1 Amphenol Corp Div Amphenol Aerospace Operations (USA)
Related Parts
5998-00-349-2244SUCCESSOR
CIRCUIT CARD ASSEMBLY
2133051-1
5999-01-201-6609SUCCESSOR
CONTACT,ELECTRICAL
M39029/27-402

Frequently Asked Questions

What is NSN 5999-00-563-5451?

NSN 5999-00-563-5451 is a Contact,electrical, manufactured by Northrop Grumman Corp Electronic Systems Defensive System Div, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-563-5451?

NSN 5999-00-563-5451 has 3 cross-referenced part numbers: 301979-2 (Northrop Grumman Corp Electronic Systems Defensive System Div), M39029/27-12B (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 21-33051-1 (Amphenol Corp Div Amphenol Aerospace Operations).

What NSN replaces 5999-00-563-5451?

There are 2 known substitutes for 5999-00-563-5451: 5998-00-349-2244, 5999-01-201-6609. Verify interchangeability with system specifications before substitution.

What are the specifications of 301979-2?

Key specifications for 301979-2: Mounting Method: TERMINAL; Precious Material: GOLD; Material: METAL BODY AND CONTACT; Precious Material and Weight: 0.005 GOLD GRAINS, TROY. 22 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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