PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52266Contact,electrical

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 5999-00-201-3694 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-201-3694 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-201-3694. Primary manufacturer part number: 52266.
Features
  • Contact,electrical — FSC 5999
  • Pin Diameter: 0.089 INCHES MINIMUM AND 0.091 INCHES MAXIMUM IN
  • Slot Accommodation Width: 0.010 INCHES MINIMUM AND 0.014 INCHES MAXIMUM IN
  • Mounting Facility Quantity: 1
  • Pin Length: 0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
  • Nominal Thread Size: 0.073 INCHES IN
  • Thread Quantity Per Inch: 64
  • Mounting Method: THREADED HOLE(S)
Applications
  • Applications requiring Copper Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-201-3694, 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 L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 29 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-201-3694
Primary Part Number52266
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
Pin Diameter0.089 INCHES MINIMUM AND 0.091 INCHES MAXIMUM IN
Slot Accommodation Width0.010 INCHES MINIMUM AND 0.014 INCHES MAXIMUM IN
Mounting Facility Quantity1
Pin Length0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
Nominal Thread Size0.073 INCHES IN
Thread Quantity Per Inch64
Mounting MethodTHREADED HOLE(S)
Precious MaterialSILVER
Precious Material and LocationBODY AND CONTACT SURFACES SILVER
MaterialCOPPER CONTACT
Thread Class2B
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
MaterialCOPPER BODY
Style DesignatorDIP SOLDER TAIL CONTACT
Surface TreatmentSILVER CONTACT
Surface TreatmentSILVER BODY
Thread DirectionRIGHT-HAND
Overall Diameter0.103 INCHES MINIMUM AND 0.165 INCHES MAXIMUM IN
Precious Material and Weight0.010 SILVER GRAINS, TROY
Pin Diameter0.089 INCHES MINIMUM AND 0.091 INCHES MAXIMUM IN
Slot Accommodation Width0.010 INCHES MINIMUM AND 0.014 INCHES MAXIMUM IN
Mounting Facility Quantity1
Pin Length0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
Nominal Thread Size0.073 INCHES IN
Thread Quantity Per Inch64
Mounting MethodTHREADED HOLE(S)
Precious MaterialSILVER
Precious Material and LocationBODY AND CONTACT SURFACES SILVER
MaterialCOPPER CONTACT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeX
Verified Substitutes 4
5330-00-285-6378 INTERCHANGEABLE
Seal,plain Encased
5360-00-597-9495SMB157011-7 INTERCHANGEABLE
Spring,helical,extension
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3020-00-692-329952266 INTERCHANGEABLE
Gear,spur
Honeywell International Inc. Div Aerospace - Torrance
3020-00-815-655952266 INTERCHANGEABLE
Gear,spur
Aerocontrolex Group, Inc.
Cross-Reference Index
Part NumberManufacturer
52266 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
Related Parts
5330-00-285-6378INTERCHANGEABLE
SEAL,PLAIN ENCASED
5360-00-597-9495INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
SMB157011-7
3020-00-692-3299INTERCHANGEABLE
GEAR,SPUR
52266
3020-00-815-6559INTERCHANGEABLE
GEAR,SPUR
52266

Frequently Asked Questions

What is NSN 5999-00-201-3694?

NSN 5999-00-201-3694 is a Contact,electrical, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-201-3694?

NSN 5999-00-201-3694 has 1 cross-referenced part number: 52266 (L3harris Technologies, Inc Div Space & Airborne Systems).

What NSN replaces 5999-00-201-3694?

There are 4 known substitutes for 5999-00-201-3694: 5330-00-285-6378, 5360-00-597-9495, 3020-00-692-3299 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 52266?

Key specifications for 52266: Pin Diameter: 0.089 INCHES MINIMUM AND 0.091 INCHES MAXIMUM IN; Slot Accommodation Width: 0.010 INCHES MINIMUM AND 0.014 INCHES MAXIMUM IN; Mounting Facility Quantity: 1; Pin Length: 0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN. 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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