PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4441C-9Terminal,feedthru

Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect · NSN 5940-00-177-4251 · FSC 5940 · No Item Name Available
Verified by PartsTable
NSN 5940-00-177-4251 — this item is cataloged by the U.S. Government under National Stock Number 5940-00-177-4251. Primary manufacturer part number: 4441C-9.
Features
  • Terminal,feedthru — FSC 5940
  • 6 verified cross-references
  • Primary manufacturer: Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Terminal,feedthru, cataloged under National Stock Number 5940-00-177-4251, 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 Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect. This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameTerminal,feedthru
FSC / FSG5940 — No Item Name Available (FSG 59)
ManufacturersWinchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect (CAGE 81312); Lta/d-Cemco Inc Dba D-Cemco (CAGE 21355); Teledyne Controls, Llc Dba Teledyne Controls (CAGE 98571); Lerco Div Space-Lok Inc (CAGE 52525); Concord Electronics, Inc. (CAGE 18310)
Technical Specifications
ParameterValue
NSN5940-00-177-4251
Primary Part Number4441C-9
Item NameTerminal,feedthru
FSC / FSG5940 / 59 — No Item Name Available
ManufacturerWinchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5330-00-232-8843904441 INTERCHANGEABLE
Gasket
Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division
5330-00-318-42993001493 INTERCHANGEABLE
Gasket
Garwood/feller Inc Garwood Winch Div
5970-01-006-08077100141867 INTERCHANGEABLE
Insulating Compound Kit,electric
3m Company
Cross-Reference Index
Part NumberManufacturer
4441C Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect (USA)
4103C-2 Lta/d-Cemco Inc Dba D-Cemco (USA)
4441C-9 PRIMARY Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect (USA)
833364-3 Teledyne Controls, Llc Dba Teledyne Controls (USA)
4103C-2 Lerco Div Space-Lok Inc (USA)
1175-413-0319 Concord Electronics, Inc. (USA)
Related Parts
5330-00-232-8843INTERCHANGEABLE
GASKET
904441
5330-00-318-4299INTERCHANGEABLE
GASKET
3001493
5970-01-006-0807INTERCHANGEABLE
INSULATING COMPOUND KIT,ELECTRIC
7100141867

Frequently Asked Questions

What is NSN 5940-00-177-4251?

NSN 5940-00-177-4251 is a Terminal,feedthru, manufactured by Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect, classified under FSC 5940 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5940-00-177-4251?

NSN 5940-00-177-4251 has 6 cross-referenced part numbers: 4441C (Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect), 4103C-2 (Lta/d-Cemco Inc Dba D-Cemco), 4441C-9 (Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect), 833364-3 (Teledyne Controls, Llc Dba Teledyne Controls), 4103C-2 (Lerco Div Space-Lok Inc) and 1 more.

What NSN replaces 5940-00-177-4251?

There are 3 known substitutes for 5940-00-177-4251: 5330-00-232-8843, 5330-00-318-4299, 5970-01-006-0807. Verify interchangeability with system specifications before substitution.

Is NSN 5940-00-177-4251 still in active supply?

NSN 5940-00-177-4251 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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