PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

J741MTerminal Box

Joint Electronics Type Designation System · NSN 5940-00-665-3981 · FSC 5940 · No Item Name Available
Verified by PartsTable
NSN 5940-00-665-3981 — this item is cataloged by the U.S. Government under National Stock Number 5940-00-665-3981. Primary manufacturer part number: J741M.
Features
  • Terminal Box — FSC 5940
  • Mounting Method: UNTHREADED HOLE(S)
  • Features Provided: COVER
  • Unthreaded Mounting Hole Diameter: 0.187 INCHES NOMINAL IN
  • Style Designator: RECTANGULAR, SURFACE MOUNTING
  • Cable Entrance Diameter: 0.625 INCHES NOMINAL AND 1.000 INCHES NOMINAL IN
  • Terminal Type and Quantity: 52 BINDING POST
  • Material: ALUMINUM
Applications
  • Applications requiring Aluminum construction
General Description

The Terminal Box, cataloged under National Stock Number 5940-00-665-3981, 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 Joint Electronics Type Designation System. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5940-00-665-3981
Primary Part NumberJ741M
Item NameTerminal Box
FSC / FSG5940 / 59 — No Item Name Available
ManufacturerJoint Electronics Type Designation System
StatusCANCELLED
Mounting MethodUNTHREADED HOLE(S)
Features ProvidedCOVER
Unthreaded Mounting Hole Diameter0.187 INCHES NOMINAL IN
Style DesignatorRECTANGULAR, SURFACE MOUNTING
Cable Entrance Diameter0.625 INCHES NOMINAL AND 1.000 INCHES NOMINAL IN
Terminal Type and Quantity52 BINDING POST
MaterialALUMINUM
Surface TreatmentENAMEL
Hazardous Locations/environmental ProtectionWEATHERPROOF-NEMA TYPE 3
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5930-00-166-1340 INTERCHANGEABLE
Switch,sensitive
5133-00-262-2176 INTERCHANGEABLE
Drill,twist
5950-00-648-5745 INTERCHANGEABLE
Transformer,audio Frequency
5950-00-922-7642535993-2 INTERCHANGEABLE
Coil,radio Frequency
Servo Corporation of America
5910-01-179-1010807627 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
North Atlantic Industries, Inc. Dba North Atlantic Industries
5905-01-335-434270901-02002-109 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
8465-01-432-028015064 INTERCHANGEABLE
Pack and Harness Assembly,parach
Bianchi International Dba Bae Systems Products Group
5120-01-528-873313020 INTERCHANGEABLE
Wrench,torque
Norbar Torque Tools, Inc
5306-01-551-853115064 INTERCHANGEABLE
Bolt,machine
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
J741M PRIMARY Joint Electronics Type Designation System (USA)
G16564 Telephone Company of America Incorporated (USA)
15064 Telephone Company of America Incorporated (USA)
G15064 Telephone Company of America Incorporated (USA)
Related Parts
5930-00-166-1340INTERCHANGEABLE
SWITCH,SENSITIVE
5133-00-262-2176INTERCHANGEABLE
DRILL,TWIST
5950-00-648-5745INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
5950-00-922-7642INTERCHANGEABLE
COIL,RADIO FREQUENCY
535993-2
5910-01-179-1010INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
807627
5905-01-335-4342INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
70901-02002-109
8465-01-432-0280INTERCHANGEABLE
PACK AND HARNESS ASSEMBLY,PARACH
15064
5120-01-528-8733INTERCHANGEABLE
WRENCH,TORQUE
13020
5306-01-551-8531INTERCHANGEABLE
BOLT,MACHINE
15064

Frequently Asked Questions

What is NSN 5940-00-665-3981?

NSN 5940-00-665-3981 is a Terminal Box, manufactured by Joint Electronics Type Designation System, classified under FSC 5940 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5940-00-665-3981?

NSN 5940-00-665-3981 has 4 cross-referenced part numbers: J741M (Joint Electronics Type Designation System), G16564 (Telephone Company of America Incorporated), 15064 (Telephone Company of America Incorporated), G15064 (Telephone Company of America Incorporated).

What NSN replaces 5940-00-665-3981?

There are 9 known substitutes for 5940-00-665-3981: 5930-00-166-1340, 5133-00-262-2176, 5950-00-648-5745 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of J741M?

Key specifications for J741M: Mounting Method: UNTHREADED HOLE(S); Features Provided: COVER; Unthreaded Mounting Hole Diameter: 0.187 INCHES NOMINAL IN; Style Designator: RECTANGULAR, SURFACE MOUNTING. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5940-00-665-3981 still in active supply?

NSN 5940-00-665-3981 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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