PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

098821AG AND 098481AGStem,fluid Valve

Admiral Valve Llc Dba Cpv Manufacturing · NSN 4820-01-159-8767 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-159-8767 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-159-8767. Primary manufacturer part number: 098821AG AND 098481AG.
Features
  • Stem,fluid Valve — FSC 4820
  • Material: COPPER
  • 5 verified cross-references
  • Primary manufacturer: Admiral Valve Llc Dba Cpv Manufacturing
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper construction
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-159-8767, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Admiral Valve Llc Dba Cpv Manufacturing. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-159-8767
Primary Part Number098821AG AND 098481AG
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAdmiral Valve Llc Dba Cpv Manufacturing
StatusACTIVE
MaterialCOPPER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5305-00-501-31675013167 INTERCHANGEABLE
Screw,machine
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
4820-00-547-1491578-7502-1574633REVAPC3 INTERCHANGEABLE
Valve,globe
Naval Ship Systems Command
5999-00-774-7688 INTERCHANGEABLE
Mounting Pad,electrical-Electron
4820-01-116-72572.50 IN 12DA10019 INTERCHANGEABLE
Valve,check
Admiral Valve Llc Dba Cpv Manufacturing
4820-01-155-7836098051AL INTERCHANGEABLE
Seat,valve
Admiral Valve Llc Dba Cpv Manufacturing
6525-01-428-1527 INTERCHANGEABLE
Ion Exchange Column,silver Recov
5340-01-559-5541A10019 INTERCHANGEABLE
Bracket,mounting
Knds Usa Inc.
3130-01-615-2488A-10019 INTERCHANGEABLE
Bearing,elastomeric
Lemke Screw Products Co
Cross-Reference Index
Part NumberManufacturer
A-10019 Admiral Valve Llc Dba Cpv Manufacturing (USA)
PL-4087 PC 4 AND 5 Admiral Valve Llc Dba Cpv Manufacturing (USA)
098821AG AND 098481AG PRIMARY Admiral Valve Llc Dba Cpv Manufacturing (USA)
A-10019 PC 4 AND 5 Admiral Valve Llc Dba Cpv Manufacturing (USA)
A-9882 AND A-9848 Admiral Valve Llc Dba Cpv Manufacturing (USA)
Related Parts
5305-00-501-3167INTERCHANGEABLE
SCREW,MACHINE
5013167
4820-00-547-1491INTERCHANGEABLE
VALVE,GLOBE
578-7502-1574633REVAPC3
5999-00-774-7688INTERCHANGEABLE
MOUNTING PAD,ELECTRICAL-ELECTRON
4820-01-116-7257INTERCHANGEABLE
VALVE,CHECK
2.50 IN 12DA10019
4820-01-155-7836INTERCHANGEABLE
SEAT,VALVE
098051AL
6525-01-428-1527INTERCHANGEABLE
ION EXCHANGE COLUMN,SILVER RECOV
5340-01-559-5541INTERCHANGEABLE
BRACKET,MOUNTING
A10019
3130-01-615-2488INTERCHANGEABLE
BEARING,ELASTOMERIC
A-10019

Frequently Asked Questions

What is NSN 4820-01-159-8767?

NSN 4820-01-159-8767 is a Stem,fluid Valve, manufactured by Admiral Valve Llc Dba Cpv Manufacturing, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-159-8767?

NSN 4820-01-159-8767 has 5 cross-referenced part numbers: A-10019 (Admiral Valve Llc Dba Cpv Manufacturing), PL-4087 PC 4 AND 5 (Admiral Valve Llc Dba Cpv Manufacturing), 098821AG AND 098481AG (Admiral Valve Llc Dba Cpv Manufacturing), A-10019 PC 4 AND 5 (Admiral Valve Llc Dba Cpv Manufacturing), A-9882 AND A-9848 (Admiral Valve Llc Dba Cpv Manufacturing).

What NSN replaces 4820-01-159-8767?

There are 8 known substitutes for 4820-01-159-8767: 5305-00-501-3167, 4820-00-547-1491, 5999-00-774-7688 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 098821AG AND 098481AG?

Key specifications for 098821AG AND 098481AG: Material: COPPER; Overall Length: 2.750 INCHES NOMINAL IN. 2 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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