PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

578-4824-1674743REVAPC5Disc,valve

Naval Sea Systems Command · NSN 4820-00-547-2144 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-547-2144 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-547-2144. Primary manufacturer part number: 578-4824-1674743REVAPC5.
Features
  • Disc,valve — FSC 4820
  • 5 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Disc,valve, cataloged under National Stock Number 4820-00-547-2144, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Sea Systems Command. This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameDisc,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersBtr Valve Sealants Inc (CAGE 80318); Naval Sea Systems Command (CAGE 53711); Naval Ship Systems Command (CAGE 80064)
Technical Specifications
ParameterValue
NSN4820-00-547-2144
Primary Part Number578-4824-1674743REVAPC5
Item NameDisc,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
1650-00-580-01211356-563621 INTERCHANGEABLE
Accumulator,hydraulic
Parker Hannifin Corporation Div Aerospace Group Headquarters
5930-01-276-957938087 INTERCHANGEABLE
Switch,toggle
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
6105-01-346-833738-087 INTERCHANGEABLE
Stator,motor
Georator Llc
5110-01-656-899680156 INTERCHANGEABLE
File,hand
Warrensville File & Knife Inc
Cross-Reference Index
Part NumberManufacturer
38087 Btr Valve Sealants Inc (USA)
LE4122REVAPC5 Btr Valve Sealants Inc (USA)
LE4121PC19 Btr Valve Sealants Inc (USA)
578-4824-1674743REVAPC5 PRIMARY Naval Sea Systems Command (USA)
578-4824-1674743REVAPC5 Naval Ship Systems Command (USA)
Related Parts
1650-00-580-0121INTERCHANGEABLE
ACCUMULATOR,HYDRAULIC
1356-563621
5930-01-276-9579INTERCHANGEABLE
SWITCH,TOGGLE
38087
6105-01-346-8337INTERCHANGEABLE
STATOR,MOTOR
38-087
5110-01-656-8996INTERCHANGEABLE
FILE,HAND
80156

Frequently Asked Questions

What is NSN 4820-00-547-2144?

NSN 4820-00-547-2144 is a Disc,valve, manufactured by Naval Sea Systems Command, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-547-2144?

NSN 4820-00-547-2144 has 5 cross-referenced part numbers: 38087 (Btr Valve Sealants Inc), LE4122REVAPC5 (Btr Valve Sealants Inc), LE4121PC19 (Btr Valve Sealants Inc), 578-4824-1674743REVAPC5 (Naval Sea Systems Command), 578-4824-1674743REVAPC5 (Naval Ship Systems Command).

What NSN replaces 4820-00-547-2144?

There are 4 known substitutes for 4820-00-547-2144: 1650-00-580-0121, 5930-01-276-9579, 6105-01-346-8337 and 1 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com