PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20-0024Cap,valve

Lexair Inc · NSN 4820-01-309-0851 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-309-0851 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-309-0851. Primary manufacturer part number: 20-0024.
Features
  • Cap,valve — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Lexair Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Cap,valve, cataloged under National Stock Number 4820-01-309-0851, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Lexair Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCap,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersLexair Inc (CAGE 56607)
Technical Specifications
ParameterValue
NSN4820-01-309-0851
Primary Part Number20-0024
Item NameCap,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLexair Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5120-00-008-0705620837 INTERCHANGEABLE
Crimping Tool,terminal,hand
Astro Tool Corp.
5310-00-011-3102113102 INTERCHANGEABLE
Nut,plain,hexagon
Us Army Aviation and Missile Command
5330-00-202-3749BP62129 INTERCHANGEABLE
Gasket
L3harris Technologies, Inc. Dba Harris Corporation
4330-00-659-7136200024 INTERCHANGEABLE
Filter Element,fluid
Woodward Hrt Inc
5835-00-953-0961200024 INTERCHANGEABLE
Recorder Subassembly
Dictaphone Corporation
5998-01-367-577580-0008 INTERCHANGEABLE
Printed Circuit Board
Dntlworks Equipment Corporation
4730-01-437-42732000-24 INTERCHANGEABLE
Clamp,hose
Aerospace Lighting Corporation
6685-01-535-53142000-24 INTERCHANGEABLE
Gage,pressure,dial Indicating
Qed Inc Dba Qed Inc
5985-01-615-9314200024 INTERCHANGEABLE
Base,mast
Tim Price Inc. Dba Tim Price Inc
Cross-Reference Index
Part NumberManufacturer
20-0024 PRIMARY Lexair Inc (USA)
Related Parts
5120-00-008-0705INTERCHANGEABLE
CRIMPING TOOL,TERMINAL,HAND
620837
5310-00-011-3102INTERCHANGEABLE
NUT,PLAIN,HEXAGON
113102
5330-00-202-3749INTERCHANGEABLE
GASKET
BP62129
4330-00-659-7136INTERCHANGEABLE
FILTER ELEMENT,FLUID
200024
5835-00-953-0961INTERCHANGEABLE
RECORDER SUBASSEMBLY
200024
5998-01-367-5775INTERCHANGEABLE
PRINTED CIRCUIT BOARD
80-0008
4730-01-437-4273INTERCHANGEABLE
CLAMP,HOSE
2000-24
6685-01-535-5314INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
2000-24
5985-01-615-9314INTERCHANGEABLE
BASE,MAST
200024

Frequently Asked Questions

What is NSN 4820-01-309-0851?

NSN 4820-01-309-0851 is a Cap,valve, manufactured by Lexair Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-309-0851?

NSN 4820-01-309-0851 has 1 cross-referenced part number: 20-0024 (Lexair Inc).

What NSN replaces 4820-01-309-0851?

There are 9 known substitutes for 4820-01-309-0851: 5120-00-008-0705, 5310-00-011-3102, 5330-00-202-3749 and 6 more. Verify interchangeability with system specifications before substitution.

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