PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

83309 ITEM 22 3INStem,fluid Valve

Velan Valve Corp. · NSN 4820-01-307-8841 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-307-8841 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-307-8841. Primary manufacturer part number: 83309 ITEM 22 3IN.
Features
  • Stem,fluid Valve — FSC 4820
  • 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 4820-01-307-8841, 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 1 verified specification, 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-307-8841
Primary Part Number83309 ITEM 22 3IN
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerVelan Valve Corp.
StatusACTIVE
MaterialSTEEL CORROSION RESISTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2510-00-845-866312697 INTERCHANGEABLE
Shock Absorber,direct Action
Tenneco Inc
6105-00-894-679883309 INTERCHANGEABLE
Cover
Fairbanks Morse, Llc
4820-01-234-859483309-42 PC5 INTERCHANGEABLE
Stem,fluid Valve
Velan Valve Corp.
3460-01-349-9168 INTERCHANGEABLE
Holder,cutting Tool
4820-01-463-432183309-37- 4IN PC 11 INTERCHANGEABLE
Flange,gland,valve
Velan Valve Corp.
4820-01-464-37938543-009-014-S INTERCHANGEABLE
Seat,valve
Velan Valve Corp.
6515-01-616-0819 INTERCHANGEABLE
Catheter,cardiovascular
Cross-Reference Index
Part NumberManufacturer
83309 ITEM 22 3IN PRIMARY Velan Valve Corp. (USA)
83309 Velan Valve Corp. (USA)
Related Parts
2510-00-845-8663INTERCHANGEABLE
SHOCK ABSORBER,DIRECT ACTION
12697
6105-00-894-6798INTERCHANGEABLE
COVER
83309
4820-01-234-8594INTERCHANGEABLE
STEM,FLUID VALVE
83309-42 PC5
3460-01-349-9168INTERCHANGEABLE
HOLDER,CUTTING TOOL
4820-01-463-4321INTERCHANGEABLE
FLANGE,GLAND,VALVE
83309-37- 4IN PC 11
4820-01-464-3793INTERCHANGEABLE
SEAT,VALVE
8543-009-014-S
6515-01-616-0819INTERCHANGEABLE
CATHETER,CARDIOVASCULAR

Frequently Asked Questions

What is NSN 4820-01-307-8841?

NSN 4820-01-307-8841 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 4820-01-307-8841?

NSN 4820-01-307-8841 has 2 cross-referenced part numbers: 83309 ITEM 22 3IN (Velan Valve Corp.), 83309 (Velan Valve Corp.).

What NSN replaces 4820-01-307-8841?

There are 7 known substitutes for 4820-01-307-8841: 2510-00-845-8663, 6105-00-894-6798, 4820-01-234-8594 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 83309 ITEM 22 3IN?

Key specifications for 83309 ITEM 22 3IN: Material: STEEL CORROSION RESISTING. 1 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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