PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

08369Piston,valve

Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team · NSN 4820-01-643-2952 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-643-2952 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-643-2952. Primary manufacturer part number: 08369.
Features
  • Piston,valve — FSC 4820
  • 4 verified cross-references
  • Primary manufacturer: Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Piston,valve, cataloged under National Stock Number 4820-01-643-2952, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team. This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePiston,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersSchroff Inc (CAGE 61081); Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team (CAGE 1X5W8)
Technical Specifications
ParameterValue
NSN4820-01-643-2952
Primary Part Number08369
Item NamePiston,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
7510-00-264-5987 INTERCHANGEABLE
Ribbon,inking
6240-00-313-22128369 INTERCHANGEABLE
Lamp,incandescent
Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
5330-00-718-3672ER8369 INTERCHANGEABLE
Packing,preformed
Komatsu America Corporation
2530-00-911-50938369 INTERCHANGEABLE
Wheel Assembly,pneumatic Tire
Saginaw Products Corporation Dba Cignys
5365-00-947-60148369 INTERCHANGEABLE
Ring,special
Belfort Instrument Company
4820-01-143-54828369 INTERCHANGEABLE
Piston,valve
Imi Cash Valve Inc
Cross-Reference Index
Part NumberManufacturer
8361 Schroff Inc (USA)
8369 Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team (USA)
08369 PRIMARY Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team (USA)
8361PC8369 Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team (USA)
Related Parts
7510-00-264-5987INTERCHANGEABLE
RIBBON,INKING
6240-00-313-2212INTERCHANGEABLE
LAMP,INCANDESCENT
8369
5330-00-718-3672INTERCHANGEABLE
PACKING,PREFORMED
ER8369
2530-00-911-5093INTERCHANGEABLE
WHEEL ASSEMBLY,PNEUMATIC TIRE
8369
5365-00-947-6014INTERCHANGEABLE
RING,SPECIAL
8369
4820-01-143-5482INTERCHANGEABLE
PISTON,VALVE
8369

Frequently Asked Questions

What is NSN 4820-01-643-2952?

NSN 4820-01-643-2952 is a Piston,valve, manufactured by Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-643-2952?

NSN 4820-01-643-2952 has 4 cross-referenced part numbers: 8361 (Schroff Inc), 8369 (Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team), 08369 (Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team), 8361PC8369 (Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team).

What NSN replaces 4820-01-643-2952?

There are 6 known substitutes for 4820-01-643-2952: 7510-00-264-5987, 6240-00-313-2212, 5330-00-718-3672 and 3 more. Verify interchangeability with system specifications before substitution.

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