PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4399311 PC 53Plate,spring

Naval Sea Systems Command · NSN 3040-01-470-6452 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-470-6452 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-470-6452. Primary manufacturer part number: 4399311 PC 53.
Features
  • Plate,spring — FSC 3040
  • Material: STEEL
  • Overall Diameter: 8.750 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel construction
General Description

The Plate,spring, cataloged under National Stock Number 3040-01-470-6452, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-470-6452
Primary Part Number4399311 PC 53
Item NamePlate,spring
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
MaterialSTEEL
Overall Diameter8.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5310-01-469-9213124-4366739 PC 77 INTERCHANGEABLE
Washer,flat
Naval Sea Systems Command
3020-01-469-9935124-4399311 PC 29 X 30 INTERCHANGEABLE
Gear Sector,spur
Naval Sea Systems Command
3040-01-469-9975124-4399311 PC 15 INTERCHANGEABLE
Spindle,mechanically Actuated
Naval Sea Systems Command
3020-01-470-0512124-4399311 PC23 INTERCHANGEABLE
Gear,spur
Naval Sea Systems Command
5360-01-470-4297124-4399311PC54 INTERCHANGEABLE
Spring,helical,compression
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
4399311 PC 53 PRIMARY Naval Sea Systems Command (USA)
4399311 Naval Sea Systems Command (USA)
Related Parts
5310-01-469-9213INTERCHANGEABLE
WASHER,FLAT
124-4366739 PC 77
3020-01-469-9935INTERCHANGEABLE
GEAR SECTOR,SPUR
124-4399311 PC 29 X 30
3040-01-469-9975INTERCHANGEABLE
SPINDLE,MECHANICALLY ACTUATED
124-4399311 PC 15
3020-01-470-0512INTERCHANGEABLE
GEAR,SPUR
124-4399311 PC23
5360-01-470-4297INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
124-4399311PC54

Frequently Asked Questions

What is NSN 3040-01-470-6452?

NSN 3040-01-470-6452 is a Plate,spring, manufactured by Naval Sea Systems Command, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-470-6452?

NSN 3040-01-470-6452 has 2 cross-referenced part numbers: 4399311 PC 53 (Naval Sea Systems Command), 4399311 (Naval Sea Systems Command).

What NSN replaces 3040-01-470-6452?

There are 5 known substitutes for 3040-01-470-6452: 5310-01-469-9213, 3020-01-469-9935, 3040-01-469-9975 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4399311 PC 53?

Key specifications for 4399311 PC 53: Material: STEEL; Overall Diameter: 8.750 INCHES NOMINAL IN; End Item Identification: E/I BALLISTIC SCUTTLE; NIMITZ CLASS CVN; Special Features: INSIDE DIAMETER 6.750 INCHES; BORE DIAMETER 0.656 INCHES IN. 5 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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