PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

204-91372-5Contact,electrical

The Boeing Company Div Defense · NSN 5999-01-257-4514 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-257-4514 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-257-4514. Primary manufacturer part number: 204-91372-5.
Features
  • Contact,electrical — FSC 5999
  • Material: COPPER ALLOY BODY AND CONTACT
  • Pin Length: 0.240 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
  • Mounting Method: FORCE FIT
  • Material: COPPER ALLOY BODY AND CONTACT
  • Pin Length: 0.240 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
  • Mounting Method: FORCE FIT
  • 2 verified cross-references
Applications
  • Applications requiring Copper Alloy Body and Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-01-257-4514, 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 The Boeing Company Div Defense. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5999-01-257-4514
Primary Part Number204-91372-5
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerThe Boeing Company Div Defense
StatusACTIVE
MaterialCOPPER ALLOY BODY AND CONTACT
Pin Length0.240 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
Mounting MethodFORCE FIT
MaterialCOPPER ALLOY BODY AND CONTACT
Pin Length0.240 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
Mounting MethodFORCE FIT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5999-00-411-7645M39029/64-369 INTERCHANGEABLE
Contact,electrical
Sae International Dba Sae International
5999-01-578-5018205089-1 INTERCHANGEABLE
Contact,electrical
Tyco Electronics / Nanonics Connectors
Cross-Reference Index
Part NumberManufacturer
205089-1 Te Connectivity Corporation (USA)
204-91372-5 PRIMARY The Boeing Company Div Defense (USA)
Related Parts
5999-00-411-7645INTERCHANGEABLE
CONTACT,ELECTRICAL
M39029/64-369
5999-01-578-5018INTERCHANGEABLE
CONTACT,ELECTRICAL
205089-1

Frequently Asked Questions

What is NSN 5999-01-257-4514?

NSN 5999-01-257-4514 is a Contact,electrical, manufactured by The Boeing Company Div Defense, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-257-4514?

NSN 5999-01-257-4514 has 2 cross-referenced part numbers: 205089-1 (Te Connectivity Corporation), 204-91372-5 (The Boeing Company Div Defense).

What NSN replaces 5999-01-257-4514?

There are 2 known substitutes for 5999-01-257-4514: 5999-00-411-7645, 5999-01-578-5018. Verify interchangeability with system specifications before substitution.

What are the specifications of 204-91372-5?

Key specifications for 204-91372-5: Material: COPPER ALLOY BODY AND CONTACT; Pin Length: 0.240 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN; Mounting Method: FORCE FIT; Material: COPPER ALLOY BODY AND CONTACT. 6 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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