PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

500-221-1Contact,electrical

Tempo Instrument Inc Defense Electronics Div · NSN 5999-01-172-4104 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-172-4104 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-172-4104. Primary manufacturer part number: 500-221-1.
Features
  • Contact,electrical — FSC 5999
  • 2 verified cross-references
  • Primary manufacturer: Tempo Instrument Inc Defense Electronics Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Contact,electrical, cataloged under National Stock Number 5999-01-172-4104, 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 Tempo Instrument Inc Defense Electronics Div. 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.

Catalog Facts
Item NameContact,electrical
FSC / FSG5999 — No Item Name Available (FSG 59)
ManufacturersTempo Instrument Inc Defense Electronics Div (CAGE 07031); Raytheon Company Div Rmd Strategic (CAGE 05869)
Technical Specifications
ParameterValue
NSN5999-01-172-4104
Primary Part Number500-221-1
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerTempo Instrument Inc Defense Electronics Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5305-00-272-530580247 INTERCHANGEABLE
Screw,machine
John Deer Consumer Products Inc
5935-00-627-0301537115-1 INTERCHANGEABLE
Connector,receptacle,electrical
Raytheon Company Dba Raytheon
Cross-Reference Index
Part NumberManufacturer
500-221-1 PRIMARY Tempo Instrument Inc Defense Electronics Div (USA)
5371-151 Raytheon Company Div Rmd Strategic (USA)
Related Parts
5305-00-272-5305INTERCHANGEABLE
SCREW,MACHINE
80247
5935-00-627-0301INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
537115-1

Frequently Asked Questions

What is NSN 5999-01-172-4104?

NSN 5999-01-172-4104 is a Contact,electrical, manufactured by Tempo Instrument Inc Defense Electronics Div, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-172-4104?

NSN 5999-01-172-4104 has 2 cross-referenced part numbers: 500-221-1 (Tempo Instrument Inc Defense Electronics Div), 5371-151 (Raytheon Company Div Rmd Strategic).

What NSN replaces 5999-01-172-4104?

There are 2 known substitutes for 5999-01-172-4104: 5305-00-272-5305, 5935-00-627-0301. Verify interchangeability with system specifications before substitution.

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