PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A1802-3Contact,electrical

Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation · NSN 5999-01-090-6506 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-090-6506 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-090-6506. Primary manufacturer part number: A1802-3.
Features
  • Contact,electrical — FSC 5999
  • Style Designator: SOCKET CRIMP CONTACT
  • Material Document and Classification: ASTM B139 ASSN STD SINGLE MATERIAL RESPONSE BODY
  • Overall Diameter: 0.059 INCHES NOMINAL IN
  • Material: COPPER ALLOY BODY
  • Style Designator: SOCKET CRIMP CONTACT
  • Material Document and Classification: ASTM B139 ASSN STD SINGLE MATERIAL RESPONSE BODY
  • Overall Diameter: 0.059 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy Body construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-01-090-6506, 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 Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation. Government technical data includes 8 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
NSN5999-01-090-6506
Primary Part NumberA1802-3
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerWinchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation
StatusACTIVE
Style DesignatorSOCKET CRIMP CONTACT
Material Document and ClassificationASTM B139 ASSN STD SINGLE MATERIAL RESPONSE BODY
Overall Diameter0.059 INCHES NOMINAL IN
MaterialCOPPER ALLOY BODY
Style DesignatorSOCKET CRIMP CONTACT
Material Document and ClassificationASTM B139 ASSN STD SINGLE MATERIAL RESPONSE BODY
Overall Diameter0.059 INCHES NOMINAL IN
MaterialCOPPER ALLOY BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight0.0100 lbs
Cube0.0004 cu ft
Verified Substitutes 1
5990-00-842-6948A18023 INTERCHANGEABLE
Synchro,receiver
L3 Technologies, Inc.
Cross-Reference Index
Part NumberManufacturer
A1802-3 PRIMARY Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation (USA)
Related Parts
5990-00-842-6948INTERCHANGEABLE
SYNCHRO,RECEIVER
A18023

Frequently Asked Questions

What is NSN 5999-01-090-6506?

NSN 5999-01-090-6506 is a Contact,electrical, manufactured by Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-090-6506?

NSN 5999-01-090-6506 has 1 cross-referenced part number: A1802-3 (Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation).

What NSN replaces 5999-01-090-6506?

There is 1 known substitute for 5999-01-090-6506: 5990-00-842-6948. Verify interchangeability with system specifications before substitution.

What are the specifications of A1802-3?

Key specifications for A1802-3: Style Designator: SOCKET CRIMP CONTACT; Material Document and Classification: ASTM B139 ASSN STD SINGLE MATERIAL RESPONSE BODY; Special Features: 1 CRIMP TERMINAL; Overall Diameter: 0.059 INCHES NOMINAL IN. 12 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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