PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4954Plate,retaining,shaft

Lear Siegler Inc Sherwood Div · NSN 3040-00-393-3385 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-393-3385 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-393-3385. Primary manufacturer part number: 4954.
Features
  • Plate,retaining,shaft — FSC 3040
  • Shape: ROUND
  • Mounting Hole Diameter: 0.440 INCHES NOMINAL IN
  • Material: COPPER ALLOY
  • Mounting Hole Quantity: 3
  • Aperture Diameter: 1.650 INCHES NOMINAL IN
  • Outside Diameter: 4.375 INCHES NOMINAL IN
  • Thickness: 0.590 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy construction
General Description

The Plate,retaining,shaft, cataloged under National Stock Number 3040-00-393-3385, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Lear Siegler Inc Sherwood Div. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-00-393-3385
Primary Part Number4954
Item NamePlate,retaining,shaft
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerLear Siegler Inc Sherwood Div
StatusACTIVE
ShapeROUND
Mounting Hole Diameter0.440 INCHES NOMINAL IN
MaterialCOPPER ALLOY
Mounting Hole Quantity3
Aperture Diameter1.650 INCHES NOMINAL IN
Outside Diameter4.375 INCHES NOMINAL IN
Thickness0.590 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
2805-00-294-999849-54 INTERCHANGEABLE
Breather
Dresser Industries Inc Waukesha Engine Div
3040-00-394-84484954 INTERCHANGEABLE
Shaft,turbine
Northrop Grumman Systems Corporation Div Marine Systems
7025-01-048-37354954 INTERCHANGEABLE
Tablet,graphic
Tektronix, Inc.
4920-01-087-9621GS16314-1 INTERCHANGEABLE
Fixture,pneumatic Systems Compon
Hamilton Sundstrand Corporation Dba Collins Aerospace
5905-01-135-7251 INTERCHANGEABLE
Resistor,variable,wire Wound,non
5305-01-290-6176 INTERCHANGEABLE
Setscrew
5305-01-292-9936 INTERCHANGEABLE
Setscrew
6525-01-311-03904954 INTERCHANGEABLE
Cover,radiographic Film Cassette
Microtek Medical, Inc.
2805-01-356-36454954-P INTERCHANGEABLE
Engine Block Assembly,gasoline
Amw Cuyuna Engine Co. Inc Dba Two Stroke International
Cross-Reference Index
Part NumberManufacturer
4954 Lear Siegler Inc Sherwood Div (USA)
Related Parts
2805-00-294-9998INTERCHANGEABLE
BREATHER
49-54
3040-00-394-8448INTERCHANGEABLE
SHAFT,TURBINE
4954
7025-01-048-3735INTERCHANGEABLE
TABLET,GRAPHIC
4954
4920-01-087-9621INTERCHANGEABLE
FIXTURE,PNEUMATIC SYSTEMS COMPON
GS16314-1
5905-01-135-7251INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
5305-01-290-6176INTERCHANGEABLE
SETSCREW
5305-01-292-9936INTERCHANGEABLE
SETSCREW
6525-01-311-0390INTERCHANGEABLE
COVER,RADIOGRAPHIC FILM CASSETTE
4954
2805-01-356-3645INTERCHANGEABLE
ENGINE BLOCK ASSEMBLY,GASOLINE
4954-P

Frequently Asked Questions

What is NSN 3040-00-393-3385?

NSN 3040-00-393-3385 is a Plate,retaining,shaft, manufactured by Lear Siegler Inc Sherwood Div, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-393-3385?

NSN 3040-00-393-3385 has 1 cross-referenced part number: 4954 (Lear Siegler Inc Sherwood Div).

What NSN replaces 3040-00-393-3385?

There are 9 known substitutes for 3040-00-393-3385: 2805-00-294-9998, 3040-00-394-8448, 7025-01-048-3735 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4954?

Key specifications for 4954: Shape: ROUND; Mounting Hole Diameter: 0.440 INCHES NOMINAL IN; Special Features: MTG HOLE SPACING: EQUALLY SPACED ON 3.500 BOLT CIRCLE; Material: COPPER ALLOY. 8 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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