PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

564-4824-937934PC18Seat,valve

Naval Ship Systems Command · NSN 4820-00-473-4266 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-473-4266 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-473-4266. Primary manufacturer part number: 564-4824-937934PC18.
Features
  • Seat,valve — FSC 4820
  • 13 verified cross-references
  • Primary manufacturer: Naval Ship Systems Command
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-473-4266, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Ship Systems Command. This item has 13 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-473-4266
Primary Part Number564-4824-937934PC18
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5360-00-053-15774172 INTERCHANGEABLE
Spring,spiral,torsion
Ametek, Inc. Div Hunter Spring
4530-00-152-1318 INTERCHANGEABLE
Plate,sprayer,oil Burner Atomize
3040-00-318-0645 INTERCHANGEABLE
Collar,shaft
4530-00-340-1031 INTERCHANGEABLE
Nozzle,oil Burner,pressure Atomi
5315-00-809-9022 INTERCHANGEABLE
Pin,grooved,headless
6120-00-841-7239 INTERCHANGEABLE
Power Supply
6645-00-966-77934172 INTERCHANGEABLE
Jewel Pallet
Wakmann Watch Company Inc
4530-01-047-0608 INTERCHANGEABLE
Plate,sprayer,oil Burner Atomize
4530-01-074-8216 INTERCHANGEABLE
Plate,sprayer,oil Burner Atomize
5340-01-108-6961417-2 INTERCHANGEABLE
Plug,protective,dust and Moistur
Niagara Plastics L.l.c.
Cross-Reference Index
Part NumberManufacturer
564-4824-937934PC18 PRIMARY Naval Ship Systems Command (USA)
3765-63PC12 PRIMARY Electric Boat Corporation Div General Dynamics Electric Boat (USA)
4824-3132359PC18 PRIMARY Naval Ship Systems Command (USA)
563-4805-932689PC14 PRIMARY Naval Ship Systems Command (USA)
571-4801-1302730PC12 PRIMARY Naval Ship Systems Command (USA)
4172 Behne Machine Company Inc (USA)
575-4801-1443232PC12 PRIMARY Naval Ship Systems Command (USA)
4904-935062PC3 PRIMARY Naval Ship Systems Command (USA)
4900-983025PC3 PRIMARY Naval Ship Systems Command (USA)
574-4801-812357PC21 PRIMARY Naval Ship Systems Command (USA)
4824-935037PC14 PRIMARY Naval Ship Systems Command (USA)
K1-4824-1001290PC22 PRIMARY Naval Ship Systems Command (USA)
4900-983024PC3 PRIMARY Naval Ship Systems Command (USA)
Related Parts
5360-00-053-1577INTERCHANGEABLE
SPRING,SPIRAL,TORSION
4172
4530-00-152-1318INTERCHANGEABLE
PLATE,SPRAYER,OIL BURNER ATOMIZE
3040-00-318-0645INTERCHANGEABLE
COLLAR,SHAFT
4530-00-340-1031INTERCHANGEABLE
NOZZLE,OIL BURNER,PRESSURE ATOMI
5315-00-809-9022INTERCHANGEABLE
PIN,GROOVED,HEADLESS
6120-00-841-7239INTERCHANGEABLE
POWER SUPPLY
6645-00-966-7793INTERCHANGEABLE
JEWEL PALLET
4172
4530-01-047-0608INTERCHANGEABLE
PLATE,SPRAYER,OIL BURNER ATOMIZE
4530-01-074-8216INTERCHANGEABLE
PLATE,SPRAYER,OIL BURNER ATOMIZE
5340-01-108-6961INTERCHANGEABLE
PLUG,PROTECTIVE,DUST AND MOISTUR
417-2
4720-01-120-5895INTERCHANGEABLE
HOSE
6640-01-156-3585INTERCHANGEABLE
CASSETTE,EMBEDDING AND PROCESSIN
M7321-35

Frequently Asked Questions

What is NSN 4820-00-473-4266?

NSN 4820-00-473-4266 is a Seat,valve, manufactured by Naval Ship Systems Command, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-473-4266?

NSN 4820-00-473-4266 has 13 cross-referenced part numbers: 564-4824-937934PC18 (Naval Ship Systems Command), 3765-63PC12 (Electric Boat Corporation Div General Dynamics Electric Boat), 4824-3132359PC18 (Naval Ship Systems Command), 563-4805-932689PC14 (Naval Ship Systems Command), 571-4801-1302730PC12 (Naval Ship Systems Command) and 8 more.

What NSN replaces 4820-00-473-4266?

There are 12 known substitutes for 4820-00-473-4266: 5360-00-053-1577, 4530-00-152-1318, 3040-00-318-0645 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 564-4824-937934PC18?

Key specifications for 564-4824-937934PC18: Special Features: 600 PSI RATED. 1 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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