PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M21097/1-118Connector,receptacle,electrical

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5935-00-256-0676 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-256-0676 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-256-0676. Primary manufacturer part number: M21097/1-118.
Features
  • Connector,receptacle,electrical — FSC 5935
  • Body Style: STRAIGHT EDGE TYPE W/MOUNTING FLANGE
  • Environmental Protection: HEAT RESISTANT AND MOISTURE PROOF AND VIBRATION RESISTANT
  • Contact Material: COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
  • Board Accommodated Length: 2.969 INCHES MINIMUM AND 2.975 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
  • Contact Surface Treatment: GOLD SINGLE MATING END SINGLE CONTACT GROUPING
  • Specification/standard Data: 81349-MIL-C-21097/1 GOVERNMENT SPECIFICATION
  • Precious Material and Weight: 0.018 GOLD GRAINS, TROY
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,receptacle,electrical, cataloged under National Stock Number 5935-00-256-0676, is classified within Federal Supply Class 5935 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5935-00-256-0676
Primary Part NumberM21097/1-118
Item NameConnector,receptacle,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Body StyleSTRAIGHT EDGE TYPE W/MOUNTING FLANGE
Environmental ProtectionHEAT RESISTANT AND MOISTURE PROOF AND VIBRATION RESISTANT
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Board Accommodated Length2.969 INCHES MINIMUM AND 2.975 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
Contact Surface TreatmentGOLD SINGLE MATING END SINGLE CONTACT GROUPING
Specification/standard Data81349-MIL-C-21097/1 GOVERNMENT SPECIFICATION
Precious Material and Weight0.018 GOLD GRAINS, TROY
Contact RemovabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact Quantity18 SINGLE MATING END SINGLE CONTACT GROUPING
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact TypeLEAF SPRING SINGLE MATING END SINGLE CONTACT GROUPING
Contact Surface Treatment Document and ClassificationMIL-G-45204,TYPE 2,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
Board Accommodated Width0.054 INCHES MINIMUM AND 0.071 INCHES MAXIMUM IN
Mating End Quantity1
Precious MaterialGOLD
Insert MaterialPLASTIC DIALLYL PHTHALATE SINGLE MATING END
Contact Position Arrangement Style1 ROW OF CONTACTS INSERTED BOARD SINGLE MATING END
Insert Material Document and ClassificationMIL-M-19833,TYPE GDI-30 MIL SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END
Terminal TypeTAB, SOLDER LUG SINGLE MATING END SINGLE CONTACT GROUPING
Distance Between Mounting Facility Centers3.398 INCHES MINIMUM AND 3.414 INCHES MAXIMUM IN
Polarization MethodCONTACT TO CONTACT POLARIZING KEYS
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.).
Precious Material and LocationCONTACT SURFACES GOLD
Contact Maximum Current Rating in Amps5.0 SINGLE MATING END SINGLE CONTACT GROUPING
Unthreaded Mounting Hole Diameter0.125 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5935-00-131-0727 INTERCHANGEABLE
Connector,receptacle,electrical
5935-00-418-8842 INTERCHANGEABLE
Connector,receptacle,electrical
5935-00-762-1053 INTERCHANGEABLE
Connector,receptacle,electrical
5935-00-926-0704 INTERCHANGEABLE
Connector,receptacle,electrical
5935-01-261-8398 INTERCHANGEABLE
Connector,receptacle,electrical
5935-01-261-8399 INTERCHANGEABLE
Connector,receptacle,electrical
Cross-Reference Index
Part NumberManufacturer
M21097/1-118 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-21097/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-C-21097/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5935-00-131-0727INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-00-418-8842INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-00-762-1053INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-00-926-0704INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-01-261-8398INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-01-261-8399INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL

Frequently Asked Questions

What is NSN 5935-00-256-0676?

NSN 5935-00-256-0676 is a Connector,receptacle,electrical, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5935 (No Item Name Available). Status: active.

What are the part numbers for NSN 5935-00-256-0676?

NSN 5935-00-256-0676 has 3 cross-referenced part numbers: M21097/1-118 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-21097/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-C-21097/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5935-00-256-0676?

There are 6 known substitutes for 5935-00-256-0676: 5935-00-131-0727, 5935-00-418-8842, 5935-00-762-1053 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M21097/1-118?

Key specifications for M21097/1-118: Body Style: STRAIGHT EDGE TYPE W/MOUNTING FLANGE; Environmental Protection: HEAT RESISTANT AND MOISTURE PROOF AND VIBRATION RESISTANT; Contact Material: COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING; Board Accommodated Length: 2.969 INCHES MINIMUM AND 2.975 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN. 28 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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