PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7996 PIECE 9 2-1/2INStem,fluid Valve

William E Williams Valve Corp · NSN 4820-01-363-2485 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-363-2485 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-363-2485. Primary manufacturer part number: 7996 PIECE 9 2-1/2IN.
Features
  • Stem,fluid Valve — FSC 4820
  • Valve Type for Which Designed: GATE
  • Material: COPPER ALLOY
  • Valve Size for Which Designed: 2.500 INCHES IN
  • Stem Actuating End Type: THREADED EXTERNALLY
  • 3 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 Stem,fluid Valve, cataloged under National Stock Number 4820-01-363-2485, 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 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-363-2485
Primary Part Number7996 PIECE 9 2-1/2IN
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWilliam E Williams Valve Corp
StatusACTIVE
Valve Type for Which DesignedGATE
MaterialCOPPER ALLOY
Valve Size for Which Designed2.500 INCHES IN
Stem Actuating End TypeTHREADED EXTERNALLY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3110-00-155-733872-6970-725 INTERCHANGEABLE
Bearing,roller,cylindrical
Fairbanks Morse, Llc
5950-00-701-34727996 INTERCHANGEABLE
Transformer,power Autotransforme
Staco Energy Products Co Dba Staco Energy Products Co
5950-00-807-45499100-0084 INTERCHANGEABLE
Transformer,power
Hewlett-Packard Company Dba HP
4720-01-159-1839 INTERCHANGEABLE
Hose,preformed
5307-01-247-11277996 INTERCHANGEABLE
Stud,plain
Danuser Machine Co
4820-01-270-25187996 2IN FIG.142-F PIECE 9 INTERCHANGEABLE
Stem,fluid Valve
William E Williams Valve Corp
4820-01-270-25717996 2IN FIG.142-F PIECE 2 INTERCHANGEABLE
Disk,valve
William E Williams Valve Corp
4820-01-270-58257996 2IN FIG.142-F PIECE 3 INTERCHANGEABLE
Seat,valve
William E Williams Valve Corp
4820-01-270-63987996 FIG.142-F 2IN. INTERCHANGEABLE
Valve,gate
William E Williams Valve Corp
4820-01-325-6995142F 4IN INTERCHANGEABLE
Stem,fluid Valve
William E Williams Valve Corp
Cross-Reference Index
Part NumberManufacturer
7996 PIECE 9 2-1/2IN PRIMARY William E Williams Valve Corp (USA)
7996 William E Williams Valve Corp (USA)
2-1/2IN FIG. 142-F PIECE 9 William E Williams Valve Corp (USA)
Related Parts
3110-00-155-7338INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
72-6970-725
5950-00-701-3472INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
7996
5950-00-807-4549INTERCHANGEABLE
TRANSFORMER,POWER
9100-0084
4720-01-159-1839INTERCHANGEABLE
HOSE,PREFORMED
5307-01-247-1127INTERCHANGEABLE
STUD,PLAIN
7996
4820-01-270-2518INTERCHANGEABLE
STEM,FLUID VALVE
7996 2IN FIG.142-F PIECE 9
4820-01-270-2571INTERCHANGEABLE
DISK,VALVE
7996 2IN FIG.142-F PIECE 2
4820-01-270-5825INTERCHANGEABLE
SEAT,VALVE
7996 2IN FIG.142-F PIECE 3
4820-01-270-6398INTERCHANGEABLE
VALVE,GATE
7996 FIG.142-F 2IN.
4820-01-325-6995INTERCHANGEABLE
STEM,FLUID VALVE
142F 4IN

Frequently Asked Questions

What is NSN 4820-01-363-2485?

NSN 4820-01-363-2485 is a Stem,fluid 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 4820-01-363-2485?

NSN 4820-01-363-2485 has 3 cross-referenced part numbers: 7996 PIECE 9 2-1/2IN (William E Williams Valve Corp), 7996 (William E Williams Valve Corp), 2-1/2IN FIG. 142-F PIECE 9 (William E Williams Valve Corp).

What NSN replaces 4820-01-363-2485?

There are 10 known substitutes for 4820-01-363-2485: 3110-00-155-7338, 5950-00-701-3472, 5950-00-807-4549 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7996 PIECE 9 2-1/2IN?

Key specifications for 7996 PIECE 9 2-1/2IN: Valve Type for Which Designed: GATE; Material: COPPER ALLOY; Valve Size for Which Designed: 2.500 INCHES IN; Stem Actuating End Type: THREADED EXTERNALLY. 4 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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