PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS27656T17F99SConnector,receptacle,electrical

Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M · NSN 5935-01-045-0186 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-01-045-0186 — this item is cataloged by the U.S. Government under National Stock Number 5935-01-045-0186. Primary manufacturer part number: MS27656T17F99S.
Features
  • Connector,receptacle,electrical — FSC 5935
  • Precious Material and Weight: 0.023 GOLD GRAINS, TROY AND 0.023 SILVER GRAINS, TROY
  • Environmental Protection: MOISTURE PROOF AND SALT WATER RESISTANT AND VIBRATION RESISTANT
  • Distance From Mounting Shoulder to Front Face: 0.815 INCHES MINIMUM AND 0.820 INCHES MAXIMUM IN
  • Unthreaded Mounting Hole Diameter: 0.123 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN
  • Mating End Quantity: 1
  • Distance Between Centerlines of Mounting Facilities Parallel to Body Width: 1.062 INCHES NOMINAL IN
  • Included Contact Quantity: 2 SINGLE MATING END FIRST CONTACT GROUPING
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-045-0186, 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 Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 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: Cancelled.

Technical Specifications
ParameterValue
NSN5935-01-045-0186
Primary Part NumberMS27656T17F99S
Item NameConnector,receptacle,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerMilitary Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Precious Material and Weight0.023 GOLD GRAINS, TROY AND 0.023 SILVER GRAINS, TROY
Environmental ProtectionMOISTURE PROOF AND SALT WATER RESISTANT AND VIBRATION RESISTANT
Distance From Mounting Shoulder to Front Face0.815 INCHES MINIMUM AND 0.820 INCHES MAXIMUM IN
Unthreaded Mounting Hole Diameter0.123 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN
Mating End Quantity1
Distance Between Centerlines of Mounting Facilities Parallel to Body Width1.062 INCHES NOMINAL IN
Included Contact Quantity2 SINGLE MATING END FIRST CONTACT GROUPING
Center to Center Distance Between Mounting Facilities Parallel to Height1.062 INCHES NOMINAL IN
Thread Quantity Per Inch20
Thread Class2A A
Contact RemovabilityREMOVABLE SINGLE MATING END ALL CONTACT GROUPINGS
Threaded Device TypeBACK SHELL
Thread DirectionRIGHT-HAND
Precious MaterialGOLD AND SILVER
Nominal Thread Size0.937 INCHES IN
Connector Locking MethodBAYONET PIN
Precious Material and LocationCONTACT SURFACES GOLD AND CONTACT SURFACES SILVER
Included Contact TypeROUND SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Contact Surface TreatmentGOLD AND SILVER SINGLE MATING END SINGLE CONTACT GROUPING
Insert Position in Deg0.0
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Nominal Thread Length0.219 INCHES IN
Polarization MethodKEYWAY OR MULTIPLE KEYWAY
Specification/standard Data81349-MIL-C-38999 GOVERNMENT SPECIFICATION
Shell MaterialALUMINUM ALLOY
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
3110-00-679-4154445987 INTERCHANGEABLE
Bearing,ball,annular
Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis
Cross-Reference Index
Part NumberManufacturer
MS27656T17F99S Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
10131504 Nimikkeistokeskus Ncb Finland (FIN)
MS27656T17B99S Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MILC38999 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-38999 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
LJTP00RT-17-99S(014) Amphenol Corp Div Amphenol Aerospace Operations (USA)
Related Parts
3110-00-679-4154INTERCHANGEABLE
BEARING,BALL,ANNULAR
445987

Frequently Asked Questions

What is NSN 5935-01-045-0186?

NSN 5935-01-045-0186 is a Connector,receptacle,electrical, manufactured by Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5935 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5935-01-045-0186?

NSN 5935-01-045-0186 has 6 cross-referenced part numbers: MS27656T17F99S (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 10131504 (Nimikkeistokeskus Ncb Finland), MS27656T17B99S (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MILC38999 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-38999 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 1 more.

What NSN replaces 5935-01-045-0186?

There is 1 known substitute for 5935-01-045-0186: 3110-00-679-4154. Verify interchangeability with system specifications before substitution.

What are the specifications of MS27656T17F99S?

Key specifications for MS27656T17F99S: Precious Material and Weight: 0.023 GOLD GRAINS, TROY AND 0.023 SILVER GRAINS, TROY; Environmental Protection: MOISTURE PROOF AND SALT WATER RESISTANT AND VIBRATION RESISTANT; Distance From Mounting Shoulder to Front Face: 0.815 INCHES MINIMUM AND 0.820 INCHES MAXIMUM IN; Unthreaded Mounting Hole Diameter: 0.123 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5935-01-045-0186 still in active supply?

NSN 5935-01-045-0186 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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