PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7995-2 5INDisk,valve

William E Williams Valve Corp · NSN 4820-01-293-8602 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-293-8602 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-293-8602. Primary manufacturer part number: 7995-2 5IN.
Features
  • Disk,valve — FSC 4820
  • Pressure Rating: 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
  • Material: COPPER ALLOY
  • Style Designator: SOLID WEDGE
  • 2 verified cross-references
  • Primary manufacturer: William E Williams 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 4820-01-293-8602, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is William E Williams Valve Corp. Government technical data includes 3 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-293-8602
Primary Part Number7995-2 5IN
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWilliam E Williams Valve Corp
StatusACTIVE
Pressure Rating150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
MaterialCOPPER ALLOY
Style DesignatorSOLID WEDGE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-201-2755CV799-5 INTERCHANGEABLE
Adapter,connector
Winchester Interconnect Corporation
3120-00-808-2171B32L INTERCHANGEABLE
Bearing,plain,self-Aligning
Rbc Bearings Incorporated Div West Trenton Division
4820-01-278-62287995-15 INTERCHANGEABLE
Stem,fluid Valve
William E Williams Valve Corp
4820-01-278-62807995-2 INTERCHANGEABLE
Disk,valve
William E Williams Valve Corp
4820-01-278-73977995 ITEM 3 8IN INTERCHANGEABLE
Seat,valve
William E Williams Valve Corp
4820-01-294-17857995-3 5IN INTERCHANGEABLE
Seat,valve
William E Williams Valve Corp
4820-01-294-72487995-15 5IN INTERCHANGEABLE
Stem,fluid Valve
William E Williams Valve Corp
4820-01-294-9517B112A2 1/2 INCH INTERCHANGEABLE
Valve,gate
Hunt Valve Company, Inc.
4820-01-294-95187995 ITEM 141F 5IN INTERCHANGEABLE
Valve,gate
William E Williams Valve Corp
4820-01-301-0383141F ITEM 15 6IN INTERCHANGEABLE
Stem,fluid Valve
William E Williams Valve Corp
Cross-Reference Index
Part NumberManufacturer
7995 William E Williams Valve Corp (USA)
7995-2 5IN PRIMARY William E Williams Valve Corp (USA)
Related Parts
5935-00-201-2755INTERCHANGEABLE
ADAPTER,CONNECTOR
CV799-5
3120-00-808-2171INTERCHANGEABLE
BEARING,PLAIN,SELF-ALIGNING
B32L
4820-01-278-6228INTERCHANGEABLE
STEM,FLUID VALVE
7995-15
4820-01-278-6280INTERCHANGEABLE
DISK,VALVE
7995-2
4820-01-278-7397INTERCHANGEABLE
SEAT,VALVE
7995 ITEM 3 8IN
4820-01-294-1785INTERCHANGEABLE
SEAT,VALVE
7995-3 5IN
4820-01-294-7248INTERCHANGEABLE
STEM,FLUID VALVE
7995-15 5IN
4820-01-294-9517INTERCHANGEABLE
VALVE,GATE
B112A2 1/2 INCH
4820-01-294-9518INTERCHANGEABLE
VALVE,GATE
7995 ITEM 141F 5IN
4820-01-301-0383INTERCHANGEABLE
STEM,FLUID VALVE
141F ITEM 15 6IN
5330-01-303-2518INTERCHANGEABLE
SEAL,GATE VALVE
7995-8 6IN
6105-01-369-1635INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT

Frequently Asked Questions

What is NSN 4820-01-293-8602?

NSN 4820-01-293-8602 is a Disk,valve, manufactured by William E Williams Valve Corp, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-293-8602?

NSN 4820-01-293-8602 has 2 cross-referenced part numbers: 7995 (William E Williams Valve Corp), 7995-2 5IN (William E Williams Valve Corp).

What NSN replaces 4820-01-293-8602?

There are 12 known substitutes for 4820-01-293-8602: 5935-00-201-2755, 3120-00-808-2171, 4820-01-278-6228 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7995-2 5IN?

Key specifications for 7995-2 5IN: Pressure Rating: 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Material: COPPER ALLOY; Style Designator: SOLID WEDGE. 3 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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