PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

251-15-30-221Connector,receptacle,electrical

Cinch Connectivity Solutions Inc. · NSN 5935-00-044-5869 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-044-5869 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-044-5869. Primary manufacturer part number: 251-15-30-221.
Features
  • Connector,receptacle,electrical — FSC 5935
  • Unthreaded Mounting Hole Diameter: 0.116 INCHES NOMINAL IN
  • Insert Material Document and Classification: MIL-M-14,TY SDG-F MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-P-19833,TY GDI-3C MIL SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END
  • Contact Material Document and Classification: QQ-B-750 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
  • Contact Position Arrangement Style: 2 ROWS OF INDEPENDENT CONTACTS INSERTED BOARD SINGLE MATING END
  • Included Contact Quantity: 30 SINGLE MATING END SINGLE CONTACT GROUPING
  • Contact Surface Treatment Document and Classification: MIL-C-14550 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-G-45204,TY 2,CL 1,GRADE C MIL SPEC 2ND TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
  • Contact Surface Treatment: COPPER AND GOLD SINGLE MATING END SINGLE CONTACT GROUPING
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,receptacle,electrical, cataloged under National Stock Number 5935-00-044-5869, 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 Cinch Connectivity Solutions Inc.. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5935-00-044-5869
Primary Part Number251-15-30-221
Item NameConnector,receptacle,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerCinch Connectivity Solutions Inc.
StatusACTIVE
Unthreaded Mounting Hole Diameter0.116 INCHES NOMINAL IN
Insert Material Document and ClassificationMIL-M-14,TY SDG-F MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-P-19833,TY GDI-3C MIL SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END
Contact Material Document and ClassificationQQ-B-750 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
Contact Position Arrangement Style2 ROWS OF INDEPENDENT CONTACTS INSERTED BOARD SINGLE MATING END
Included Contact Quantity30 SINGLE MATING END SINGLE CONTACT GROUPING
Contact Surface Treatment Document and ClassificationMIL-C-14550 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-G-45204,TY 2,CL 1,GRADE C MIL SPEC 2ND TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
Contact Surface TreatmentCOPPER AND GOLD SINGLE MATING END SINGLE CONTACT GROUPING
Insert MaterialPLASTIC DIALLYL PHTHALATE SINGLE MATING END
Polarization MethodCONTACT TO CONTACT POLARIZING KEYS
Included Contact TypeBIFURCATED SPRING SINGLE MATING END SINGLE CONTACT GROUPING
Precious MaterialGOLD
Body StyleSTRAIGHT EDGE TYPE W/MOUNTING FLANGE
Board Accommodated Width0.054 INCHES MINIMUM AND 0.071 INCHES MAXIMUM IN
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.).
Contact RemovabilityREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Terminal TypeTAB, SOLDER LUG SINGLE MATING END SINGLE CONTACT GROUPING
Precious Material and LocationCONTACT SURFACES GOLD
Distance Between Mounting Facility Centers2.930 INCHES MINIMUM AND 2.946 INCHES MAXIMUM IN
Board Accommodated Length2.624 INCHES MINIMUM AND 2.688 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
Mating End Quantity1
Environmental ProtectionHUMIDITY RESISTANT AND SALT WATER RESISTANT AND SHOCK RESISTANT AND THERMAL SHOCK RESISTANT AND VIBRATION RESISTANT
Specification/standard Data81349-MIL-C-21097/1 GOVERNMENT SPECIFICATION
Precious Material and Weight0.030 GOLD GRAINS, TROY
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Contact Maximum Current Rating in Amps5.0 SINGLE MATING END SINGLE CONTACT GROUPING
Terminal LocationFRONT SINGLE MATING END SINGLE CONTACT GROUPING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5935-00-630-5218 INTERCHANGEABLE
Connector,receptacle,electrical
Cross-Reference Index
Part NumberManufacturer
251-15-30-221 Cinch Connectivity Solutions Inc. (USA)
4118800-176 Raytheon Company Div Rmd Strategic (USA)
758161 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
M21097/1-097 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
50-30A-30MFB Cinch Connectivity Solutions Inc. (USA)
MIL-C-21097/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
251-15-30-290 Cinch Connectivity Solutions Inc. (USA)
Related Parts
5935-00-630-5218INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL

Frequently Asked Questions

What is NSN 5935-00-044-5869?

NSN 5935-00-044-5869 is a Connector,receptacle,electrical, manufactured by Cinch Connectivity Solutions Inc., classified under FSC 5935 (No Item Name Available). Status: active.

What are the part numbers for NSN 5935-00-044-5869?

NSN 5935-00-044-5869 has 7 cross-referenced part numbers: 251-15-30-221 (Cinch Connectivity Solutions Inc.), 4118800-176 (Raytheon Company Div Rmd Strategic), 758161 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), M21097/1-097 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 50-30A-30MFB (Cinch Connectivity Solutions Inc.) and 2 more.

What NSN replaces 5935-00-044-5869?

There is 1 known substitute for 5935-00-044-5869: 5935-00-630-5218. Verify interchangeability with system specifications before substitution.

What are the specifications of 251-15-30-221?

Key specifications for 251-15-30-221: Unthreaded Mounting Hole Diameter: 0.116 INCHES NOMINAL IN; Insert Material Document and Classification: MIL-M-14,TY SDG-F MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-P-19833,TY GDI-3C MIL SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END; Contact Material Document and Classification: QQ-B-750 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING; Contact Position Arrangement Style: 2 ROWS OF INDEPENDENT CONTACTS INSERTED BOARD SINGLE MATING END. 29 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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