PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

538562Piston,valve

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 4810-00-941-1094 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-00-941-1094 — this item is cataloged by the U.S. Government under National Stock Number 4810-00-941-1094. Primary manufacturer part number: 538562.
Features
  • Piston,valve — FSC 4810
  • 1 verified cross-reference
  • Primary manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Piston,valve, cataloged under National Stock Number 4810-00-941-1094, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePiston,valve
FSC / FSG4810 — No Item Name Available (FSG 48)
ManufacturersRtx Corporation Dba Pratt & Whitney Div Pratt &whitney (CAGE 77445)
Technical Specifications
ParameterValue
NSN4810-00-941-1094
Primary Part Number538562
Item NamePiston,valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5360-00-526-165453-856-2 INTERCHANGEABLE
Spring,helical,extension
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
Cross-Reference Index
Part NumberManufacturer
538562 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
5360-00-526-1654INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
53-856-2

Frequently Asked Questions

What is NSN 4810-00-941-1094?

NSN 4810-00-941-1094 is a Piston,valve, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-00-941-1094?

NSN 4810-00-941-1094 has 1 cross-referenced part number: 538562 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 4810-00-941-1094?

There is 1 known substitute for 4810-00-941-1094: 5360-00-526-1654. Verify interchangeability with system specifications before substitution.

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