PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2784Casing,cylinder

Thomas C. Wilson, Inc. Dba Thomas C Wilson · NSN 4940-00-391-4550 · FSC 4940 · No Item Name Available
Verified by PartsTable
NSN 4940-00-391-4550 — this item is cataloged by the U.S. Government under National Stock Number 4940-00-391-4550. Primary manufacturer part number: 2784.
Features
  • Casing,cylinder — FSC 4940
  • 1 verified cross-reference
  • Primary manufacturer: Thomas C. Wilson, Inc. Dba Thomas C Wilson
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Casing,cylinder, cataloged under National Stock Number 4940-00-391-4550, is classified within Federal Supply Class 4940 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Thomas C. Wilson, Inc. Dba Thomas C Wilson. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCasing,cylinder
FSC / FSG4940 — No Item Name Available (FSG 49)
ManufacturersThomas C. Wilson, Inc. Dba Thomas C Wilson (CAGE 66042)
Technical Specifications
ParameterValue
NSN4940-00-391-4550
Primary Part Number2784
Item NameCasing,cylinder
FSC / FSG4940 / 49 — No Item Name Available
ManufacturerThomas C. Wilson, Inc. Dba Thomas C Wilson
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-045-6397 INTERCHANGEABLE
Connector,receptacle,electrical
5998-00-122-88752784 INTERCHANGEABLE
Circuit Card Assembly
Mission Systems Davenport Inc.
5330-00-251-3228S1955 INTERCHANGEABLE
Gasket
Cummins Inc.
5365-00-401-2046AAL-2282 INTERCHANGEABLE
Spacer,sleeve
Stant Mfg Co Inc
4030-00-530-393027-8-4 INTERCHANGEABLE
Swivel,link and Link
Lockheed Martin Corporation Div Rotary and Mission Systems
5935-00-864-5095200X302-400 INTERCHANGEABLE
Connector,receptacle,electrical
Amphenol Corporation Div Amphenol Rf
1630-00-998-7934278-4 INTERCHANGEABLE
Plate Assy,torque
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
5330-01-124-61822784 INTERCHANGEABLE
Seal
Sears, Roebuck and Co. Dba Sears Div Sears Commercial
4540-01-143-55912784 INTERCHANGEABLE
Heater,right Hand
Cox & Company, Inc. Dba Cox & Co Inc
2940-01-182-179542784 INTERCHANGEABLE
Filter Element,intake Air Cleane
Wix Corp
Cross-Reference Index
Part NumberManufacturer
2784 Thomas C. Wilson, Inc. Dba Thomas C Wilson (USA)
Related Parts
5935-00-045-6397INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5998-00-122-8875INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
2784
5330-00-251-3228INTERCHANGEABLE
GASKET
S1955
5365-00-401-2046INTERCHANGEABLE
SPACER,SLEEVE
AAL-2282
4030-00-530-3930INTERCHANGEABLE
SWIVEL,LINK AND LINK
27-8-4
5935-00-864-5095INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
200X302-400
1630-00-998-7934INTERCHANGEABLE
PLATE ASSY,TORQUE
278-4
5330-01-124-6182INTERCHANGEABLE
SEAL
2784
4540-01-143-5591INTERCHANGEABLE
HEATER,RIGHT HAND
2784
2940-01-182-1795INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42784
6145-01-208-0559INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
278-4
3110-01-246-2441INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 4940-00-391-4550?

NSN 4940-00-391-4550 is a Casing,cylinder, manufactured by Thomas C. Wilson, Inc. Dba Thomas C Wilson, classified under FSC 4940 (No Item Name Available). Status: active.

What are the part numbers for NSN 4940-00-391-4550?

NSN 4940-00-391-4550 has 1 cross-referenced part number: 2784 (Thomas C. Wilson, Inc. Dba Thomas C Wilson).

What NSN replaces 4940-00-391-4550?

There are 12 known substitutes for 4940-00-391-4550: 5935-00-045-6397, 5998-00-122-8875, 5330-00-251-3228 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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