PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5-1864 PIECE 19Disk,valve

Mark Controls Corp Pacific Valves Div · NSN 4820-01-183-2596 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-183-2596 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-183-2596. Primary manufacturer part number: 5-1864 PIECE 19.
Features
  • Disk,valve — FSC 4820
  • Material: STEEL
  • Outside Diameter: 6.000 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Mark Controls Corp Pacific Valves Div
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-183-2596, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Mark Controls Corp Pacific Valves Div. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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
NSN4820-01-183-2596
Primary Part Number5-1864 PIECE 19
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMark Controls Corp Pacific Valves Div
StatusACTIVE
MaterialSTEEL
Outside Diameter6.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5940-00-113-8179MS25036-107 INTERCHANGEABLE
Terminal,lug
Sae International Dba Sae International
4720-00-411-38655186-4 INTERCHANGEABLE
Hose,air Duct
Flexco, Inc
3120-00-688-852751864 INTERCHANGEABLE
Retainer,bearing
Parker Hannifin Corporation Div Hydraulic Systems Division
4820-01-192-35225-1864 PIECE 21 6IN INTERCHANGEABLE
Seat,valve
Mark Controls Corp Pacific Valves Div
5340-01-699-360351864 INTERCHANGEABLE
Seat,helical Compression Spring
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
5-1864 PIECE 19 PRIMARY Mark Controls Corp Pacific Valves Div (USA)
5-1864 Mark Controls Corp Pacific Valves Div (USA)
Related Parts
5940-00-113-8179INTERCHANGEABLE
TERMINAL,LUG
MS25036-107
4720-00-411-3865INTERCHANGEABLE
HOSE,AIR DUCT
5186-4
3120-00-688-8527INTERCHANGEABLE
RETAINER,BEARING
51864
4820-01-192-3522INTERCHANGEABLE
SEAT,VALVE
5-1864 PIECE 21 6IN
5340-01-699-3603INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
51864

Frequently Asked Questions

What is NSN 4820-01-183-2596?

NSN 4820-01-183-2596 is a Disk,valve, manufactured by Mark Controls Corp Pacific Valves Div, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-183-2596?

NSN 4820-01-183-2596 has 2 cross-referenced part numbers: 5-1864 PIECE 19 (Mark Controls Corp Pacific Valves Div), 5-1864 (Mark Controls Corp Pacific Valves Div).

What NSN replaces 4820-01-183-2596?

There are 5 known substitutes for 4820-01-183-2596: 5940-00-113-8179, 4720-00-411-3865, 3120-00-688-8527 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5-1864 PIECE 19?

Key specifications for 5-1864 PIECE 19: Material: STEEL; Outside Diameter: 6.000 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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