PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

X21-542-16-8SConnector,plug,electrical

Bae Systems Bofors Ab · NSN 5935-01-109-3789 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-01-109-3789 — this item is cataloged by the U.S. Government under National Stock Number 5935-01-109-3789. Primary manufacturer part number: X21-542-16-8S.
Features
  • Connector,plug,electrical — FSC 5935
  • Shell Material: ALUMINUM ALLOY
  • Overall Diameter: 1.305 INCHES MAXIMUM IN
  • Terminal Location: BACK SINGLE MATING END SINGLE CONTACT GROUPING
  • Specification/standard Data: 96906-MS3476 GOVERNMENT STANDARD
  • Insert Position in Deg: 0.0
  • Precious Material and Location: CONTACT SURFACES GOLD
  • Included Contact Type: ROUND SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,plug,electrical, cataloged under National Stock Number 5935-01-109-3789, 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 Bae Systems Bofors Ab. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 30 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5935-01-109-3789
Primary Part NumberX21-542-16-8S
Item NameConnector,plug,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerBae Systems Bofors Ab
StatusCANCELLED
Shell MaterialALUMINUM ALLOY
Overall Diameter1.305 INCHES MAXIMUM IN
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Specification/standard Data96906-MS3476 GOVERNMENT STANDARD
Insert Position in Deg0.0
Precious Material and LocationCONTACT SURFACES GOLD
Included Contact TypeROUND SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Contact Surface Treatment Document and ClassificationMIL-G-45204,TY 1,CL 1,GRADE C MIL SPEC 1ST TREATMENT RESPONSE AND QQ-N-290,GRADE E FED SPEC 2ND TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
Contact Maximum AC Voltage Rating in Volts1000.0 SINGLE MATING END SINGLE CONTACT GROUPING
Shell Surface TreatmentCADMIUM
Included Contact Quantity8 SINGLE MATING END SINGLE CONTACT GROUPING
Test Data Document81349-MIL-C-26482 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.).
Polarization MethodKEYWAY OR MULTIPLE KEYWAY
Shell TypeSOLID
Precious MaterialGOLD
Terminal TypeCRIMP SINGLE MATING END SINGLE CONTACT GROUPING
Shell Surface Treatment Document and ClassificationQQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE
Contact Position Arrangement Style16-8 SINGLE MATING END
Connector Locking MethodBAYONET PIN
Precious Material and Weight0.008 GOLD GRAINS, TROY
Thread Quantity Per Inch20
Shell Material Document and ClassificationQQ-A-591 FED SPEC SINGLE MATERIAL RESPONSE
Contact Surface TreatmentGOLD AND NICKEL SINGLE MATING END SINGLE CONTACT GROUPING
Nominal Thread Size1.000 INCHES IN
Thread Series DesignatorUNEF
Contact RemovabilityREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Environmental ProtectionMOISTURE PROOF AND SALT WATER RESISTANT AND VIBRATION PROOF
Threaded Device TypeBACK SHELL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5935-00-432-8408 INTERCHANGEABLE
Connector,plug,electrical
5935-00-469-9466 INTERCHANGEABLE
Connector,plug,electrical
5970-00-470-4574M23053/10-003-0 INTERCHANGEABLE
Insulation Sleeving,electrical
Sae International Dba Sae International
5935-00-731-0140 INTERCHANGEABLE
Connector,plug,electrical
5935-00-846-1942 INTERCHANGEABLE
Connector,plug,electrical
5935-00-880-2669 INTERCHANGEABLE
Connector,plug,electrical
5935-00-901-8873 INTERCHANGEABLE
Connector,plug,electrical
5935-01-025-4316 INTERCHANGEABLE
Connector,plug,electrical
Cross-Reference Index
Part NumberManufacturer
X21-542-16-8S Bae Systems Bofors Ab (SWE)
SLPT06F16-8S Tyco Electronics Uk Ltd (GBR)
MILC83723-13 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS3476L16-8S Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS3126E16-8S Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MB16A-1608SN Amphenol Optimize Manufacturing Co. Div Amphenol Aerospace/matrix (USA)
M83723/05R1608N Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
5935000990542 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
MS3476W16-8S Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS3116E16-8S Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
3630-3445-01 Lockheed Martin Corporation Dba Lockheed Martin (USA)
MS3116F16-8S Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MIL-C-26482 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
L16TA8S6NAH6 Souriau Usa, Inc. Dba Souriau Usa Inc (USA)
M83723-13R1608N Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS3476E16-8S Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
5935PL1998879 Jednolity Indeks Materialowy - Uniform Material Index (POL)
SLPT06E16-8S Tyco Electronics Uk Ltd (GBR)
MS3126P16-8S Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
82-4368 Amphenol Corp Spectra-Strip/itd (USA)
Related Parts
5935-00-432-8408INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-00-469-9466INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5970-00-470-4574INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
M23053/10-003-0
5935-00-731-0140INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-00-846-1942INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-00-880-2669INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-00-901-8873INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-01-025-4316INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL

Frequently Asked Questions

What is NSN 5935-01-109-3789?

NSN 5935-01-109-3789 is a Connector,plug,electrical, manufactured by Bae Systems Bofors Ab, classified under FSC 5935 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5935-01-109-3789?

NSN 5935-01-109-3789 has 30 cross-referenced part numbers: X21-542-16-8S (Bae Systems Bofors Ab), SLPT06F16-8S (Tyco Electronics Uk Ltd), MILC83723-13 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS3476L16-8S (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS3126E16-8S (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 25 more.

What NSN replaces 5935-01-109-3789?

There are 8 known substitutes for 5935-01-109-3789: 5935-00-432-8408, 5935-00-469-9466, 5970-00-470-4574 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of X21-542-16-8S?

Key specifications for X21-542-16-8S: Shell Material: ALUMINUM ALLOY; Overall Diameter: 1.305 INCHES MAXIMUM IN; Overall Length: 1.230 INCHES MAXIMUM IN; Terminal Location: BACK SINGLE MATING END SINGLE CONTACT GROUPING. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5935-01-109-3789 still in active supply?

NSN 5935-01-109-3789 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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