PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FT049B01STerminal,feedthru

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5940-01-103-1162 · FSC 5940 · No Item Name Available
Verified by PartsTable
NSN 5940-01-103-1162 — this item is cataloged by the U.S. Government under National Stock Number 5940-01-103-1162. Primary manufacturer part number: FT049B01S.
Features
  • Terminal,feedthru — FSC 5940
  • Major Bushing Diameter: 0.172 INCHES IN
  • Minor Bushing Diameter: 0.149 INCHES IN
  • Surface Treatment: TIN OR SOLDER OVERALL EXCEPT INSULATION SECOND LAYER
  • Test Data Document: 81349-MIL-T-55155/4 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.).
  • Turret Minor Diameter: 0.040 INCHES FIRST END IN
  • First End Terminal Length: 0.210 INCHES IN
  • Major Bushing Length: 0.040 INCHES IN
Applications
  • Applications requiring Copper Alloy Overall Except Insulation construction
General Description

The Terminal,feedthru, cataloged under National Stock Number 5940-01-103-1162, 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 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5940-01-103-1162
Primary Part NumberFT049B01S
Item NameTerminal,feedthru
FSC / FSG5940 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Major Bushing Diameter0.172 INCHES IN
Minor Bushing Diameter0.149 INCHES IN
Surface TreatmentTIN OR SOLDER OVERALL EXCEPT INSULATION SECOND LAYER
Test Data Document81349-MIL-T-55155/4 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.).
Turret Minor Diameter0.040 INCHES FIRST END IN
First End Terminal Length0.210 INCHES IN
Major Bushing Length0.040 INCHES IN
Electrical Insulation FeatureINSULATING MOUNTING BUSHING
Mounting Method StylePRESS FIT
Largest Diameter0.080 INCHES FIRST END IN
MaterialCOPPER ALLOY OVERALL EXCEPT INSULATION
Largest Diameter0.040 INCHES SECOND END IN
Second End Terminal Length0.100 INCHES IN
Basic Shape StyleNONTUBULAR ROUND
Minor Bushing Length0.100 INCHES IN
Overall Diameter0.172 INCHES0.172 INCHES IN
Conductor Accommodation TypeDOUBLE TURRET FIRST END
MaterialPLASTIC POLYTETRAFLUOROETHYLENE INSULATION
Surface TreatmentCOPPER OVERALL EXCEPT INSULATION FIRST LAYER
Conductor Accommodation TypePIN SECOND END
Identification Code ColorWHITE
Surface Treatment Document and ClassificationMIL-T-10727,TYPE I MIL SPEC 1ST TREATMENT RESPONSE OR MIL-P-81728 MIL SPEC 2ND TREATMENT RESPONSE OVERALL EXCEPT INSULATION SECOND LAYER
Material Document and ClassificationL-P-403 FED SPEC SINGLE MATERIAL RESPONSE OR MIL-P-19468 MIL SPEC SINGLE MATERIAL RESPONSE INSULATION
Material Document and ClassificationASTM B-440,ALLOY 314 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-B-626,ALLOY 360,342 OR 353 FED SPEC SINGLE MATERIAL RESPONSE OVERALL EXCEPT INSULATION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6240-00-057-2417 INTERCHANGEABLE
Lamp,incandescent
5935-00-079-74339157019-2 INTERCHANGEABLE
Adapter,connector
Us Army Aviation and Missile Command
5940-00-082-4748 INTERCHANGEABLE
Terminal,feedthru
3110-00-100-0642 INTERCHANGEABLE
Cone and Rollers,tapered Roller
5950-00-111-8344 INTERCHANGEABLE
Coil,radio Frequency
5950-00-430-1195 INTERCHANGEABLE
Coil,radio Frequency
4820-00-456-009530-10-1 INTERCHANGEABLE
Valve Assembly
Celtech Corporation Div Use CAGE 65552 for All Orders
5310-00-541-118730-10-1 INTERCHANGEABLE
Nut,plain,slotted,hexagon
Trailmobile Inc Sub of the Pullman Co
3040-01-009-22083010-1 INTERCHANGEABLE
Connecting Link,rigid
Tyee Aircraft Inc Div Tyee Aircraft
3110-01-012-279730101 INTERCHANGEABLE
Bearing,ball,annular
Triumph Thermal Systems - Maryland, Inc.
Cross-Reference Index
Part NumberManufacturer
FT049B01S Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-T-55155 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
301-01 Fluorglas a Unit of Allied-Signal Inc (USA)
Related Parts
6240-00-057-2417INTERCHANGEABLE
LAMP,INCANDESCENT
5935-00-079-7433INTERCHANGEABLE
ADAPTER,CONNECTOR
9157019-2
5940-00-082-4748INTERCHANGEABLE
TERMINAL,FEEDTHRU
3110-00-100-0642INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
5950-00-111-8344INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-00-430-1195INTERCHANGEABLE
COIL,RADIO FREQUENCY
4820-00-456-0095INTERCHANGEABLE
VALVE ASSEMBLY
30-10-1
5310-00-541-1187INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
30-10-1
3040-01-009-2208INTERCHANGEABLE
CONNECTING LINK,RIGID
3010-1
3110-01-012-2797INTERCHANGEABLE
BEARING,BALL,ANNULAR
30101
5935-01-058-8463INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
293-H2909
2530-01-106-1604INTERCHANGEABLE
WHEEL ASSEMBLY,PNEUMATIC TIRE

Frequently Asked Questions

What is NSN 5940-01-103-1162?

NSN 5940-01-103-1162 is a Terminal,feedthru, 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 5940-01-103-1162?

NSN 5940-01-103-1162 has 3 cross-referenced part numbers: FT049B01S (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-T-55155 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 301-01 (Fluorglas a Unit of Allied-Signal Inc).

What NSN replaces 5940-01-103-1162?

There are 12 known substitutes for 5940-01-103-1162: 6240-00-057-2417, 5935-00-079-7433, 5940-00-082-4748 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FT049B01S?

Key specifications for FT049B01S: Major Bushing Diameter: 0.172 INCHES IN; Minor Bushing Diameter: 0.149 INCHES IN; Surface Treatment: TIN OR SOLDER OVERALL EXCEPT INSULATION SECOND LAYER; Test Data Document: 81349-MIL-T-55155/4 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.).. 25 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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