PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

03209Valve,check

Hexco International Dba Acd · NSN 4820-01-256-8958 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-256-8958 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-256-8958. Primary manufacturer part number: 03209.
Features
  • Valve,check — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Hexco International Dba Acd
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-256-8958, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Hexco International Dba Acd. 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 NameValve,check
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersHexco International Dba Acd (CAGE 15275)
Technical Specifications
ParameterValue
NSN4820-01-256-8958
Primary Part Number03209
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHexco International Dba Acd
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5815-00-602-70723209 INTERCHANGEABLE
Bounce Prevent Leve
Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
Cross-Reference Index
Part NumberManufacturer
03209 PRIMARY Hexco International Dba Acd (USA)
Related Parts
5815-00-602-7072INTERCHANGEABLE
BOUNCE PREVENT LEVE
3209

Frequently Asked Questions

What is NSN 4820-01-256-8958?

NSN 4820-01-256-8958 is a Valve,check, manufactured by Hexco International Dba Acd, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-256-8958?

NSN 4820-01-256-8958 has 1 cross-referenced part number: 03209 (Hexco International Dba Acd).

What NSN replaces 4820-01-256-8958?

There is 1 known substitute for 4820-01-256-8958: 5815-00-602-7072. Verify interchangeability with system specifications before substitution.

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