PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-T-55155/21Terminal,stud

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5940-01-284-7042 · FSC 5940 · No Item Name Available
Verified by PartsTable
NSN 5940-01-284-7042 — this item is cataloged by the U.S. Government under National Stock Number 5940-01-284-7042. Primary manufacturer part number: MIL-T-55155/21.
Features
  • Terminal,stud — FSC 5940
  • Largest Diameter: 0.093 INCHES SINGLE END IN
  • Turret Minor Diameter: 0.046 INCHES SINGLE END IN
  • Thread Length: 0.250 INCHES IN
  • Material: PLASTIC POLYTETRAFLUOROETHYLENE INSULATION
  • Test Data Document: 81349-MIL-T-55155 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.).
  • Basic Shape Style: NONTUBULAR, HEX
  • Mounting Thread Diameter: 0.112 INCHES IN
Applications
  • Applications requiring Plastic Polytetrafluoroethylene Insulation construction
General Description

The Terminal,stud, cataloged under National Stock Number 5940-01-284-7042, is classified within Federal Supply Class 5940 (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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5940-01-284-7042
Primary Part NumberMIL-T-55155/21
Item NameTerminal,stud
FSC / FSG5940 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Largest Diameter0.093 INCHES SINGLE END IN
Turret Minor Diameter0.046 INCHES SINGLE END IN
Thread Length0.250 INCHES IN
MaterialPLASTIC POLYTETRAFLUOROETHYLENE INSULATION
Test Data Document81349-MIL-T-55155 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.).
Basic Shape StyleNONTUBULAR, HEX
Mounting Thread Diameter0.112 INCHES IN
Identification Code ColorWHITE
Mounting Method StyleSTUD
Conductor Accommodation TypeDOUBLE TURRET SINGLE END
Width Across Flats0.250 INCHES IN
Specification/standard Data81349-MIL-T-55155/21 GOVERNMENT SPECIFICATION
Mounting Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Electrical Insulation FeatureSTANDOFF INSULATION
Terminal Length0.196 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5940-00-833-9023 INTERCHANGEABLE
Terminal,stud
5940-00-914-9919 INTERCHANGEABLE
Terminal,stud
5940-00-926-0037 INTERCHANGEABLE
Terminal,stud
5940-00-926-0040 INTERCHANGEABLE
Terminal,stud
5940-01-037-4205 INTERCHANGEABLE
Terminal,stud
5940-01-058-6442 INTERCHANGEABLE
Terminal,stud
5940-01-210-3175 INTERCHANGEABLE
Terminal,stud
Cross-Reference Index
Part NumberManufacturer
MIL-T-55155/21 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
A-A-59126/21 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
M55155/219G01 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
SE219E01S Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AA59126/219J01 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
SE21-E01 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
SE219E01 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5940-00-833-9023INTERCHANGEABLE
TERMINAL,STUD
5940-00-914-9919INTERCHANGEABLE
TERMINAL,STUD
5940-00-926-0037INTERCHANGEABLE
TERMINAL,STUD
5940-00-926-0040INTERCHANGEABLE
TERMINAL,STUD
5940-01-037-4205INTERCHANGEABLE
TERMINAL,STUD
5940-01-058-6442INTERCHANGEABLE
TERMINAL,STUD
5940-01-210-3175INTERCHANGEABLE
TERMINAL,STUD

Frequently Asked Questions

What is NSN 5940-01-284-7042?

NSN 5940-01-284-7042 is a Terminal,stud, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5940 (No Item Name Available). Status: active.

What are the part numbers for NSN 5940-01-284-7042?

NSN 5940-01-284-7042 has 7 cross-referenced part numbers: MIL-T-55155/21 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), A-A-59126/21 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), M55155/219G01 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), SE219E01S (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AA59126/219J01 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 2 more.

What NSN replaces 5940-01-284-7042?

There are 7 known substitutes for 5940-01-284-7042: 5940-00-833-9023, 5940-00-914-9919, 5940-00-926-0037 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-T-55155/21?

Key specifications for MIL-T-55155/21: Largest Diameter: 0.093 INCHES SINGLE END IN; Turret Minor Diameter: 0.046 INCHES SINGLE END IN; Thread Length: 0.250 INCHES IN; Material: PLASTIC POLYTETRAFLUOROETHYLENE INSULATION. 16 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com