PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2012Stem,fluid Valve

Velan Valve Corp. · NSN 4820-00-220-1847 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-220-1847 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-220-1847. Primary manufacturer part number: 2012.
Features
  • Stem,fluid Valve — FSC 4820
  • Valve Type for Which Designed: BALL
  • Stem Actuating End Type: THREADED EXTERNALLY
  • Largest Outside Diameter: 0.187 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING
  • 2 verified cross-references
  • Primary manufacturer: Velan Valve Corp.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-00-220-1847, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Velan Valve Corp.. Government technical data includes 4 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-220-1847
Primary Part Number2012
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerVelan Valve Corp.
StatusACTIVE
Valve Type for Which DesignedBALL
Stem Actuating End TypeTHREADED EXTERNALLY
Largest Outside Diameter0.187 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3110-00-293-84431390351 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4720-00-447-9196LL67 INTERCHANGEABLE
Hose,preformed
Wisconsin Motors, Llc
5355-00-644-160430327 INTERCHANGEABLE
Pointer,dial
Johnson Controls, Inc Div Building Efficiency
5905-00-686-2806 INTERCHANGEABLE
Resistor,variable,wire Wound,non
4930-00-944-2993524613-7 INTERCHANGEABLE
Valve Assy
Smith Meter Inc Parts Opn
5331-01-278-949130327 INTERCHANGEABLE
O-Ring
W.w. Grainger, Inc. Div Government Sales Division
5930-01-286-569730327 INTERCHANGEABLE
Switch,push
L & R Manufacturing Company
5306-01-301-348630327 INTERCHANGEABLE
Bolt
Pdi Ground Support Systems, Inc.
5342-01-685-17473318AB-6 INTERCHANGEABLE
Coupling,clamp,grooved
V I J Corp Div National Utilities Company
5342-01-685-23463318AB-7 INTERCHANGEABLE
Coupling,clamp,grooved
V I J Corp Div National Utilities Company
Cross-Reference Index
Part NumberManufacturer
2012 PRIMARY Velan Valve Corp. (USA)
30327 Velan Valve Corp. (USA)
Related Parts
3110-00-293-8443INTERCHANGEABLE
BEARING,BALL,ANNULAR
1390351
4720-00-447-9196INTERCHANGEABLE
HOSE,PREFORMED
LL67
5355-00-644-1604INTERCHANGEABLE
POINTER,DIAL
30327
5905-00-686-2806INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
4930-00-944-2993INTERCHANGEABLE
VALVE ASSY
524613-7
5331-01-278-9491INTERCHANGEABLE
O-RING
30327
5930-01-286-5697INTERCHANGEABLE
SWITCH,PUSH
30327
5306-01-301-3486INTERCHANGEABLE
BOLT
30327
5342-01-685-1747INTERCHANGEABLE
COUPLING,CLAMP,GROOVED
3318AB-6
5342-01-685-2346INTERCHANGEABLE
COUPLING,CLAMP,GROOVED
3318AB-7

Frequently Asked Questions

What is NSN 4820-00-220-1847?

NSN 4820-00-220-1847 is a Stem,fluid Valve, manufactured by Velan Valve Corp., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-220-1847?

NSN 4820-00-220-1847 has 2 cross-referenced part numbers: 2012 (Velan Valve Corp.), 30327 (Velan Valve Corp.).

What NSN replaces 4820-00-220-1847?

There are 10 known substitutes for 4820-00-220-1847: 3110-00-293-8443, 4720-00-447-9196, 5355-00-644-1604 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2012?

Key specifications for 2012: Valve Type for Which Designed: BALL; Stem Actuating End Type: THREADED EXTERNALLY; Overall Length: 3.420 INCHES NOMINAL IN; Largest Outside Diameter: 0.187 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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