PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3-75-2Contact,electrical

Monitor Controller Co · NSN 5999-00-240-4304 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-240-4304 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-240-4304. Primary manufacturer part number: 3-75-2.
Features
  • Contact,electrical — FSC 5999
  • Unthreaded Mounting Hole Diameter: 0.169 INCHES NOMINAL IN
  • Material: SILVER CONTACT
  • Precious Material: SILVER
  • Precious Material and Location: CONTACT SILVER
  • Precious Material and Weight: 0.100 SILVER GRAINS, TROY
  • Mounting Facility Quantity: 1
  • Current Rating in Amps: 5.0
Applications
  • Applications requiring Silver Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-240-4304, 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 Monitor Controller Co. Government technical data includes 18 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-240-4304
Primary Part Number3-75-2
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerMonitor Controller Co
StatusCANCELLED
Unthreaded Mounting Hole Diameter0.169 INCHES NOMINAL IN
MaterialSILVER CONTACT
Precious MaterialSILVER
Precious Material and LocationCONTACT SILVER
Precious Material and Weight0.100 SILVER GRAINS, TROY
Mounting Facility Quantity1
Current Rating in Amps5.0
Mounting MethodUNTHREADED HOLE(S)
Voltage Rating in Volts220.0 AC
Unthreaded Mounting Hole Diameter0.169 INCHES NOMINAL IN
MaterialSILVER CONTACT
Precious MaterialSILVER
Precious Material and LocationCONTACT SILVER
Precious Material and Weight0.100 SILVER GRAINS, TROY
Mounting Facility Quantity1
Current Rating in Amps5.0
Mounting MethodUNTHREADED HOLE(S)
Voltage Rating in Volts220.0 AC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeX
Verified Substitutes 10
5915-00-162-426010690834 INTERCHANGEABLE
Phase Shifter,electronic
Us Army Aviation and Missile Command
5120-00-690-7328J3752 INTERCHANGEABLE
Wrench,open End Box
The Stanley Works Dba Stanley Proto
5935-01-087-72313752 INTERCHANGEABLE
Connector Assembly,electrical
Fluke Electronics Corp
4940-01-141-03173752 INTERCHANGEABLE
Platform,work
Us Army Aviation and Missile Command
5330-01-180-27653752 INTERCHANGEABLE
Seal,plain
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
9150-01-317-38213752 INTERCHANGEABLE
Grease,ball and Roller Bearing
Lubrication Engineers, Inc.
4730-01-348-15283752-12 INTERCHANGEABLE
Coupling Half,self-Sealing
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
5935-01-447-64583752 INTERCHANGEABLE
Bracket,electrical Connector
Heco Envelope Co
6540-01-552-069643300 INTERCHANGEABLE
Transilluminator,ophthalmoscope
Welch Allyn, Inc.
6110-01-563-6808 INTERCHANGEABLE
Contactor,magnetic
Cross-Reference Index
Part NumberManufacturer
3-75-2 Monitor Controller Co (USA)
Related Parts
5915-00-162-4260INTERCHANGEABLE
PHASE SHIFTER,ELECTRONIC
10690834
5120-00-690-7328INTERCHANGEABLE
WRENCH,OPEN END BOX
J3752
5935-01-087-7231INTERCHANGEABLE
CONNECTOR ASSEMBLY,ELECTRICAL
3752
4940-01-141-0317INTERCHANGEABLE
PLATFORM,WORK
3752
5330-01-180-2765INTERCHANGEABLE
SEAL,PLAIN
3752
9150-01-317-3821INTERCHANGEABLE
GREASE,BALL AND ROLLER BEARING
3752
4730-01-348-1528INTERCHANGEABLE
COUPLING HALF,SELF-SEALING
3752-12
5935-01-447-6458INTERCHANGEABLE
BRACKET,ELECTRICAL CONNECTOR
3752
6540-01-552-0696INTERCHANGEABLE
TRANSILLUMINATOR,OPHTHALMOSCOPE
43300
6110-01-563-6808INTERCHANGEABLE
CONTACTOR,MAGNETIC

Frequently Asked Questions

What is NSN 5999-00-240-4304?

NSN 5999-00-240-4304 is a Contact,electrical, manufactured by Monitor Controller Co, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-00-240-4304?

NSN 5999-00-240-4304 has 1 cross-referenced part number: 3-75-2 (Monitor Controller Co).

What NSN replaces 5999-00-240-4304?

There are 10 known substitutes for 5999-00-240-4304: 5915-00-162-4260, 5120-00-690-7328, 5935-01-087-7231 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3-75-2?

Key specifications for 3-75-2: Unthreaded Mounting Hole Diameter: 0.169 INCHES NOMINAL IN; Material: SILVER CONTACT; Precious Material: SILVER; Precious Material and Location: CONTACT SILVER. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-00-240-4304 still in active supply?

NSN 5999-00-240-4304 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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