PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

173715Contact,electrical

Telemechanics Inc · NSN 5999-00-857-0225 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-857-0225 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-857-0225. Primary manufacturer part number: 173715.
Features
  • Contact,electrical — FSC 5999
  • Mounting Method: TERMINAL
  • Material: COPPER ALLOY BODY AND CONTACT
  • Cable Entrance Diameter: 0.020 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
  • Style Designator: PIN CONTACT
  • Terminal Type and Quantity: 1 PIN AXIALLY AT ONE END
  • Precious Material and Weight: 0.005 GOLD GRAINS, TROY
  • Surface Treatment Document and Classification: MIL-G-45204 TYPE 2,CLASS 2 MIL SPEC ALL TREATMENT RESPONSES BODY AND CONTACT
Applications
  • Applications requiring Copper Alloy Body and Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-857-0225, 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 Telemechanics Inc. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-857-0225
Primary Part Number173715
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerTelemechanics Inc
StatusCANCELLED
Mounting MethodTERMINAL
MaterialCOPPER ALLOY BODY AND CONTACT
Cable Entrance Diameter0.020 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
Style DesignatorPIN CONTACT
Terminal Type and Quantity1 PIN AXIALLY AT ONE END
Precious Material and Weight0.005 GOLD GRAINS, TROY
Surface Treatment Document and ClassificationMIL-G-45204 TYPE 2,CLASS 2 MIL SPEC ALL TREATMENT RESPONSES BODY AND CONTACT
Pin Diameter0.040 INCHES NOMINAL IN
Surface TreatmentGOLD AND COPPER BODY AND CONTACT
Precious Material and LocationBODY AND CONTACT SURFACES GOLD
Precious MaterialGOLD
Overall Diameter0.077 INCHES NOMINAL IN
Precious MaterialGOLD
Overall Diameter0.077 INCHES NOMINAL IN
Mounting MethodTERMINAL
MaterialCOPPER ALLOY BODY AND CONTACT
Cable Entrance Diameter0.020 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
Style DesignatorPIN CONTACT
Terminal Type and Quantity1 PIN AXIALLY AT ONE END
Precious Material and Weight0.005 GOLD GRAINS, TROY
Surface Treatment Document and ClassificationMIL-G-45204 TYPE 2,CLASS 2 MIL SPEC ALL TREATMENT RESPONSES BODY AND CONTACT
Pin Diameter0.040 INCHES NOMINAL IN
Surface TreatmentGOLD AND COPPER BODY AND CONTACT
Precious Material and LocationBODY AND CONTACT SURFACES GOLD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight0.0700 lbs
Cube0.0030 cu ft
Verified Substitutes 2
4720-00-207-287717766-02 INTERCHANGEABLE
Hose Assembly,nonmetallic
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
5305-00-477-0122MS51861-47C INTERCHANGEABLE
Screw,tapping
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
173715 American Telephone and Telegraph Co (USA)
17-766-02 Amphenol Corp Spectra-Strip/itd (USA)
57988-90142 Textron Systems Corporation Dba Textron Systems Corp (USA)
17-766-02 Essex Group Inc Telecommunication Products Div (USA)
17-766-02 Amphenol Cadre Div Bunker Ramo Corp (USA)
17-766-02 Wire-Pro, Inc Dba Wpi-Salem Division (USA)
10125328 Us Army Aviation and Missile Command (USA)
173715 PRIMARY Telemechanics Inc (USA)
Related Parts
4720-00-207-2877INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
17766-02
5305-00-477-0122INTERCHANGEABLE
SCREW,TAPPING
MS51861-47C

Frequently Asked Questions

What is NSN 5999-00-857-0225?

NSN 5999-00-857-0225 is a Contact,electrical, manufactured by Telemechanics Inc, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-00-857-0225?

NSN 5999-00-857-0225 has 8 cross-referenced part numbers: 173715 (American Telephone and Telegraph Co), 17-766-02 (Amphenol Corp Spectra-Strip/itd), 57988-90142 (Textron Systems Corporation Dba Textron Systems Corp), 17-766-02 (Essex Group Inc Telecommunication Products Div), 17-766-02 (Amphenol Cadre Div Bunker Ramo Corp) and 3 more.

What NSN replaces 5999-00-857-0225?

There are 2 known substitutes for 5999-00-857-0225: 4720-00-207-2877, 5305-00-477-0122. Verify interchangeability with system specifications before substitution.

What are the specifications of 173715?

Key specifications for 173715: Mounting Method: TERMINAL; Material: COPPER ALLOY BODY AND CONTACT; Cable Entrance Diameter: 0.020 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN; Style Designator: PIN CONTACT. 26 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-00-857-0225 still in active supply?

NSN 5999-00-857-0225 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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