PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

606 PIECE 4 1 1/2INDisk,valve

Hammond Valve Corp · NSN 4820-01-235-5618 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-235-5618 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-235-5618. Primary manufacturer part number: 606 PIECE 4 1 1/2IN.
Features
  • Disk,valve — FSC 4820
  • Material: COPPER ALLOY
  • Taper Minor Diameter: 0.666 INCHES NOMINAL IN
  • Style Designator: SOLID WEDGE
  • Taper Major Diameter: 1.938 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Hammond Valve Corp
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-235-5618, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Hammond Valve Corp. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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
NSN4820-01-235-5618
Primary Part Number606 PIECE 4 1 1/2IN
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHammond Valve Corp
StatusACTIVE
MaterialCOPPER ALLOY
Taper Minor Diameter0.666 INCHES NOMINAL IN
Style DesignatorSOLID WEDGE
Taper Major Diameter1.938 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5935-00-009-127425568 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Emcore Corporation Div Concord Division
2810-00-118-499225568 INTERCHANGEABLE
Union,cylinder Port
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
3830-00-163-88040125568-6 INTERCHANGEABLE
Runner Assembly
New Holland Construction
4720-00-933-587803-5107 INTERCHANGEABLE
Hose,nonmetallic
Bacharach, Inc.
6105-01-235-3967327P252 INTERCHANGEABLE
Motor,control
Westinghouse Electric Corp
Cross-Reference Index
Part NumberManufacturer
606 PIECE 4 1 1/2IN Hammond Valve Corp (USA)
25568 Hammond Valve Corp (USA)
606 Hammond Valve Corp (USA)
Related Parts
5935-00-009-1274INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
25568
2810-00-118-4992INTERCHANGEABLE
UNION,CYLINDER PORT
25568
3830-00-163-8804INTERCHANGEABLE
RUNNER ASSEMBLY
0125568-6
4720-00-933-5878INTERCHANGEABLE
HOSE,NONMETALLIC
03-5107
6105-01-235-3967INTERCHANGEABLE
MOTOR,CONTROL
327P252

Frequently Asked Questions

What is NSN 4820-01-235-5618?

NSN 4820-01-235-5618 is a Disk,valve, manufactured by Hammond Valve Corp, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-235-5618?

NSN 4820-01-235-5618 has 3 cross-referenced part numbers: 606 PIECE 4 1 1/2IN (Hammond Valve Corp), 25568 (Hammond Valve Corp), 606 (Hammond Valve Corp).

What NSN replaces 4820-01-235-5618?

There are 5 known substitutes for 4820-01-235-5618: 5935-00-009-1274, 2810-00-118-4992, 3830-00-163-8804 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 606 PIECE 4 1 1/2IN?

Key specifications for 606 PIECE 4 1 1/2IN: Material: COPPER ALLOY; Taper Minor Diameter: 0.666 INCHES NOMINAL IN; Style Designator: SOLID WEDGE; Overall Height: 2.375 INCHES NOMINAL IN. 5 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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