PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4004-24Valve,check

Aerospace Systems and Components, Inc. · NSN 4820-01-599-6320 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-599-6320 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-599-6320. Primary manufacturer part number: 4004-24.
Features
  • Valve,check — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Aerospace Systems and Components, Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-599-6320, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Aerospace Systems and Components, Inc.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-599-6320
Primary Part Number4004-24
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAerospace Systems and Components, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5330-00-133-9930400424 INTERCHANGEABLE
Seal Ring,metal
Textron Lycoming Inc Williamsport Plant
5365-01-020-5721 INTERCHANGEABLE
Spacer,ring
3020-01-029-0133400424 INTERCHANGEABLE
Gear Cluster
Alnitak Corporation
5330-01-326-8024400424 INTERCHANGEABLE
Gasket
Hunt Valve Company, Inc.
6510-01-493-9042400424 INTERCHANGEABLE
Sponge,surgical
Medtronics Xomed Surgical Products Inc Dba Medtronics Xomed
Cross-Reference Index
Part NumberManufacturer
4004-24 PRIMARY Aerospace Systems and Components, Inc. (USA)
Related Parts
5330-00-133-9930INTERCHANGEABLE
SEAL RING,METAL
400424
5365-01-020-5721INTERCHANGEABLE
SPACER,RING
3020-01-029-0133INTERCHANGEABLE
GEAR CLUSTER
400424
5330-01-326-8024INTERCHANGEABLE
GASKET
400424
6510-01-493-9042INTERCHANGEABLE
SPONGE,SURGICAL
400424

Frequently Asked Questions

What is NSN 4820-01-599-6320?

NSN 4820-01-599-6320 is a Valve,check, manufactured by Aerospace Systems and Components, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-599-6320?

NSN 4820-01-599-6320 has 1 cross-referenced part number: 4004-24 (Aerospace Systems and Components, Inc.).

What NSN replaces 4820-01-599-6320?

There are 5 known substitutes for 4820-01-599-6320: 5330-00-133-9930, 5365-01-020-5721, 3020-01-029-0133 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4004-24?

Key specifications for 4004-24: End Item Identification: LIGHT ARMORED VEHICLE. 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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