PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66570-3Contact,electrical

Te Connectivity Corporation · NSN 5999-01-079-7512 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-079-7512 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-079-7512. Primary manufacturer part number: 66570-3.
Features
  • Contact,electrical — FSC 5999
  • Precious Material and Location: CONTACT SURFACE GOLD
  • Terminal Type and Quantity: 1 CRIMP END OPPOSITE CONTACT
  • Surface Treatment: GOLD AND NICKEL BODY
  • Surface Treatment: GOLD AND NICKEL CONTACT
  • Style Designator: PIN CONTACT
  • Precious Material: GOLD
  • Material: COPPER ALLOY BODY
Applications
  • Applications requiring Copper Alloy Body construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-01-079-7512, 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 Te Connectivity Corporation. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). 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. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-079-7512
Primary Part Number66570-3
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusACTIVE
Precious Material and LocationCONTACT SURFACE GOLD
Terminal Type and Quantity1 CRIMP END OPPOSITE CONTACT
Surface TreatmentGOLD AND NICKEL BODY
Surface TreatmentGOLD AND NICKEL CONTACT
Style DesignatorPIN CONTACT
Precious MaterialGOLD
MaterialCOPPER ALLOY BODY
MaterialCOPPER ALLOY CONTACT
Pin Diameter0.040 INCHES NOMINAL IN
Cable Entrance Diameter0.040 INCHES MAXIMUM IN
Mounting MethodFORCE FIT
Precious Material and Weight0.005 GOLD GRAINS, TROY
Precious Material and LocationCONTACT SURFACE GOLD
Terminal Type and Quantity1 CRIMP END OPPOSITE CONTACT
Surface TreatmentGOLD AND NICKEL BODY
Surface TreatmentGOLD AND NICKEL CONTACT
Style DesignatorPIN CONTACT
Precious MaterialGOLD
MaterialCOPPER ALLOY BODY
MaterialCOPPER ALLOY CONTACT
Pin Diameter0.040 INCHES NOMINAL IN
Cable Entrance Diameter0.040 INCHES MAXIMUM IN
Mounting MethodFORCE FIT
Precious Material and Weight0.005 GOLD GRAINS, TROY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeJZ
Weight0.0010 lbs
Cube0.0000 cu ft
Verified Substitutes 2
5325-00-422-2901665703 INTERCHANGEABLE
Grommet,nonmetallic
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
6520-01-003-313014967 INTERCHANGEABLE
Bur,dental,excavating
Ss White Burs Llc
Cross-Reference Index
Part NumberManufacturer
JMPM-00001 Giga-Tronics Incorporated Dba Giga-Tronics (USA)
66570-3 PRIMARY Te Connectivity Corporation (USA)
Related Parts
5325-00-422-2901INTERCHANGEABLE
GROMMET,NONMETALLIC
665703
6520-01-003-3130INTERCHANGEABLE
BUR,DENTAL,EXCAVATING
14967

Frequently Asked Questions

What is NSN 5999-01-079-7512?

NSN 5999-01-079-7512 is a Contact,electrical, manufactured by Te Connectivity Corporation, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-079-7512?

NSN 5999-01-079-7512 has 2 cross-referenced part numbers: JMPM-00001 (Giga-Tronics Incorporated Dba Giga-Tronics), 66570-3 (Te Connectivity Corporation).

What NSN replaces 5999-01-079-7512?

There are 2 known substitutes for 5999-01-079-7512: 5325-00-422-2901, 6520-01-003-3130. Verify interchangeability with system specifications before substitution.

What are the specifications of 66570-3?

Key specifications for 66570-3: Precious Material and Location: CONTACT SURFACE GOLD; Terminal Type and Quantity: 1 CRIMP END OPPOSITE CONTACT; Surface Treatment: GOLD AND NICKEL BODY; Surface Treatment: GOLD AND NICKEL CONTACT. 24 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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