PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21-04-001Contact,electrical

Repco Inc · NSN 5999-00-454-9624 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-454-9624 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-454-9624. Primary manufacturer part number: 21-04-001.
Features
  • Contact,electrical — FSC 5999
  • Pin Diameter: 0.041 INCHES NOMINAL IN
  • Surface Treatment: GOLD BODY AND CONTACT
  • Precious Material and Weight: 0.005 GOLD GRAINS, TROY
  • Precious Material: GOLD
  • Material: COPPER ALLOY CONTACT
  • Terminal Type and Quantity: 1 SOLDER WELL AXIALLY AT ONE END
  • Precious Material and Location: BODY AND CONTACT SURFACES GOLD
Applications
  • Applications requiring Copper Alloy Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-454-9624, 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 Repco Inc. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-454-9624
Primary Part Number21-04-001
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerRepco Inc
StatusACTIVE
Pin Diameter0.041 INCHES NOMINAL IN
Surface TreatmentGOLD BODY AND CONTACT
Precious Material and Weight0.005 GOLD GRAINS, TROY
Precious MaterialGOLD
MaterialCOPPER ALLOY CONTACT
Terminal Type and Quantity1 SOLDER WELL AXIALLY AT ONE END
Precious Material and LocationBODY AND CONTACT SURFACES GOLD
Material Document and ClassificationQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE BODY AND CONTACT
Pin Length0.150 INCHES NOMINAL IN
MaterialCOPPER ALLOY BODY
Style DesignatorPIN CONTACT
Cable Entrance Diameter0.037 INCHES NOMINAL IN
Mounting MethodPIN(S)
Overall Diameter0.062 INCHES NOMINAL IN
Surface Treatment Document and ClassificationMIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE BODY AND CONTACT
Pin Diameter0.041 INCHES NOMINAL IN
Surface TreatmentGOLD BODY AND CONTACT
Precious Material and Weight0.005 GOLD GRAINS, TROY
Precious MaterialGOLD
MaterialCOPPER ALLOY CONTACT
Terminal Type and Quantity1 SOLDER WELL AXIALLY AT ONE END
Precious Material and LocationBODY AND CONTACT SURFACES GOLD
Material Document and ClassificationQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE BODY AND CONTACT
Pin Length0.150 INCHES NOMINAL IN
MaterialCOPPER ALLOY BODY
Style DesignatorPIN CONTACT
Cable Entrance Diameter0.037 INCHES NOMINAL IN
Mounting MethodPIN(S)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeY
Verified Substitutes 1
5340-00-598-6284109A1033 INTERCHANGEABLE
Bumper
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
Cross-Reference Index
Part NumberManufacturer
21-04-001 Repco Inc (USA)
Related Parts
5340-00-598-6284INTERCHANGEABLE
BUMPER
109A1033

Frequently Asked Questions

What is NSN 5999-00-454-9624?

NSN 5999-00-454-9624 is a Contact,electrical, manufactured by Repco Inc, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-454-9624?

NSN 5999-00-454-9624 has 1 cross-referenced part number: 21-04-001 (Repco Inc).

What NSN replaces 5999-00-454-9624?

There is 1 known substitute for 5999-00-454-9624: 5340-00-598-6284. Verify interchangeability with system specifications before substitution.

What are the specifications of 21-04-001?

Key specifications for 21-04-001: Pin Diameter: 0.041 INCHES NOMINAL IN; Overall Length: 0.227 INCHES NOMINAL IN; Surface Treatment: GOLD BODY AND CONTACT; Precious Material and Weight: 0.005 GOLD GRAINS, TROY. 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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