PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M21097/16-04Contact,electrical

Te Connectivity Corporation · NSN 5999-00-361-8540 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-361-8540 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-361-8540. Primary manufacturer part number: M21097/16-04.
Features
  • Contact,electrical — FSC 5999
  • Surface Treatment: GOLD AND NICKEL CONTACT
  • Material: COPPER ALLOY BODY AND CONTACT
  • Precious Material: GOLD
  • Surface Treatment: GOLD AND NICKEL BODY
  • Precious Material and Location: BODY AND CONTACT SURFACES GOLD
  • Style Designator: RECTANGULAR SHAPE
  • Test Data Document: 81349-MIL-C-21097 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Applications
  • Applications requiring Copper Alloy Body and Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-361-8540, 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 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-361-8540
Primary Part NumberM21097/16-04
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusCANCELLED
Surface TreatmentGOLD AND NICKEL CONTACT
MaterialCOPPER ALLOY BODY AND CONTACT
Precious MaterialGOLD
Surface TreatmentGOLD AND NICKEL BODY
Precious Material and LocationBODY AND CONTACT SURFACES GOLD
Style DesignatorRECTANGULAR SHAPE
Test Data Document81349-MIL-C-21097 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Terminal Type and Quantity1 CRIMP AXIALLY AT ONE END
Precious Material and Weight0.005 GOLD GRAINS, TROY
Mounting MethodFORCE FIT
Surface TreatmentGOLD AND NICKEL CONTACT
MaterialCOPPER ALLOY BODY AND CONTACT
Precious MaterialGOLD
Surface TreatmentGOLD AND NICKEL BODY
Precious Material and LocationBODY AND CONTACT SURFACES GOLD
Style DesignatorRECTANGULAR SHAPE
Test Data Document81349-MIL-C-21097 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Terminal Type and Quantity1 CRIMP AXIALLY AT ONE END
Precious Material and Weight0.005 GOLD GRAINS, TROY
Mounting MethodFORCE FIT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeDZ
Weight0.0007 lbs
Cube0.0000 cu ft
Verified Substitutes 12
No Item Name Available
5310-00-044-6179220673 INTERCHANGEABLE
Washer,flat
Briggs and Stratton Corp
5999-00-090-7008 INTERCHANGEABLE
Contact,electrical
5950-00-151-7401660263 INTERCHANGEABLE
Transformer,power
Lockheed Martin Corporation Div Rms - Mitchel Field
4130-00-353-5774 INTERCHANGEABLE
Piston and Pin Asse
4320-00-444-5142212-076-011-1 INTERCHANGEABLE
Pump,axial Pistons
Bell Textron Inc
5999-00-458-9662 INTERCHANGEABLE
Contact,electrical
5999-00-486-5991 INTERCHANGEABLE
Contact,electrical
5120-00-798-0831 INTERCHANGEABLE
Crowfoot Attachment
5995-01-013-610066005 INTERCHANGEABLE
Cable Assembly,power,electrical
Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense
Cross-Reference Index
Part NumberManufacturer
M21097/16-04 Te Connectivity Corporation (USA)
21097-16-04 Te Connectivity Corporation (USA)
M21097/16-04 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILC21097-16 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
66005 Te Connectivity Corporation (USA)
MIL-DTL-21097/16 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
66026-3 Te Connectivity Corporation (USA)
66021-3 Te Connectivity Corporation (USA)
Related Parts
5999-00-999-4431SUCCESSOR
NO ITEM NAME AVAILABLE
5310-00-044-6179INTERCHANGEABLE
WASHER,FLAT
220673
5999-00-090-7008INTERCHANGEABLE
CONTACT,ELECTRICAL
5950-00-151-7401INTERCHANGEABLE
TRANSFORMER,POWER
660263
4130-00-353-5774INTERCHANGEABLE
PISTON AND PIN ASSE
4320-00-444-5142INTERCHANGEABLE
PUMP,AXIAL PISTONS
212-076-011-1
5999-00-458-9662INTERCHANGEABLE
CONTACT,ELECTRICAL
5999-00-486-5991INTERCHANGEABLE
CONTACT,ELECTRICAL
5120-00-798-0831INTERCHANGEABLE
CROWFOOT ATTACHMENT
5995-01-013-6100INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
66005
4460-01-057-2008INTERCHANGEABLE
COLLECTOR UNIT,ASSEMBLY
5999-01-239-5274INTERCHANGEABLE
CONTACT,ELECTRICAL

Frequently Asked Questions

What is NSN 5999-00-361-8540?

NSN 5999-00-361-8540 is a Contact,electrical, manufactured by Te Connectivity Corporation, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-00-361-8540?

NSN 5999-00-361-8540 has 8 cross-referenced part numbers: M21097/16-04 (Te Connectivity Corporation), 21097-16-04 (Te Connectivity Corporation), M21097/16-04 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILC21097-16 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 66005 (Te Connectivity Corporation) and 3 more.

What NSN replaces 5999-00-361-8540?

There are 12 known substitutes for 5999-00-361-8540: 5999-00-999-4431, 5310-00-044-6179, 5999-00-090-7008 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M21097/16-04?

Key specifications for M21097/16-04: Surface Treatment: GOLD AND NICKEL CONTACT; Material: COPPER ALLOY BODY AND CONTACT; Precious Material: GOLD; Surface Treatment: GOLD AND NICKEL BODY. 26 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-00-361-8540 still in active supply?

NSN 5999-00-361-8540 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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