PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10531-002Cap,valve

Argo Turboserve Corporation Div Argo Turboserve Corp. · NSN 4820-00-187-4317 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-187-4317 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-187-4317. Primary manufacturer part number: 10531-002.
Features
  • Cap,valve — FSC 4820
  • 4 verified cross-references
  • Primary manufacturer: Argo Turboserve Corporation Div Argo Turboserve Corp.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Cap,valve, cataloged under National Stock Number 4820-00-187-4317, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Argo Turboserve Corporation Div Argo Turboserve Corp.. This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 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)
ManufacturersRosemount Analytical, Inc. Div Process Analytical Division (CAGE 24821); Argo Turboserve Corporation Div Argo Turboserve Corp. (CAGE 7Y333)
Technical Specifications
ParameterValue
NSN4820-00-187-4317
Primary Part Number10531-002
Item NameCap,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerArgo Turboserve Corporation Div Argo Turboserve Corp.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4820-01-449-6783 INTERCHANGEABLE
Stem,fluid Valve
4710-01-541-9364771B720G01 INTERCHANGEABLE
Tube and Fittings,metallic
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
Cross-Reference Index
Part NumberManufacturer
10531-002 Rosemount Analytical, Inc. Div Process Analytical Division (USA)
1078F30 Rosemount Analytical, Inc. Div Process Analytical Division (USA)
10531-002 PRIMARY Argo Turboserve Corporation Div Argo Turboserve Corp. (USA)
1078F30 ITEM 44C Rosemount Analytical, Inc. Div Process Analytical Division (USA)
Related Parts
4820-01-449-6783INTERCHANGEABLE
STEM,FLUID VALVE
4710-01-541-9364INTERCHANGEABLE
TUBE AND FITTINGS,METALLIC
771B720G01

Frequently Asked Questions

What is NSN 4820-00-187-4317?

NSN 4820-00-187-4317 is a Cap,valve, manufactured by Argo Turboserve Corporation Div Argo Turboserve Corp., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-187-4317?

NSN 4820-00-187-4317 has 4 cross-referenced part numbers: 10531-002 (Rosemount Analytical, Inc. Div Process Analytical Division), 1078F30 (Rosemount Analytical, Inc. Div Process Analytical Division), 10531-002 (Argo Turboserve Corporation Div Argo Turboserve Corp.), 1078F30 ITEM 44C (Rosemount Analytical, Inc. Div Process Analytical Division).

What NSN replaces 4820-00-187-4317?

There are 2 known substitutes for 4820-00-187-4317: 4820-01-449-6783, 4710-01-541-9364. Verify interchangeability with system specifications before substitution.

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