PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7BVA-2001/33311-3REV PStem,fluid Valve

Velan Valve Corp. · NSN 4820-01-191-6629 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-191-6629 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-191-6629. Primary manufacturer part number: 7BVA-2001/33311-3REV P.
Features
  • Stem,fluid Valve — FSC 4820
  • Material: STEEL CORROSION RESISTING
  • 5 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 4820-01-191-6629, 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 5 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-191-6629
Primary Part Number7BVA-2001/33311-3REV P
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 1
4820-01-160-564233350 PIECE 24 1-4THRU1-2IN INTERCHANGEABLE
Stem,fluid Valve
Velan Valve Corp.
Cross-Reference Index
Part NumberManufacturer
7BVA2001 Velan Valve Corp. (USA)
7BVA-2001/33311-3REV P PRIMARY Velan Valve Corp. (USA)
7BVA-2001/33311REV P Velan Valve Corp. (USA)
BV-A2001 Velan Valve Corp. (USA)
33311 REV P Velan Valve Corp. (USA)
Related Parts
4820-01-160-5642INTERCHANGEABLE
STEM,FLUID VALVE
33350 PIECE 24 1-4THRU1-2IN

Frequently Asked Questions

What is NSN 4820-01-191-6629?

NSN 4820-01-191-6629 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 4820-01-191-6629?

NSN 4820-01-191-6629 has 5 cross-referenced part numbers: 7BVA2001 (Velan Valve Corp.), 7BVA-2001/33311-3REV P (Velan Valve Corp.), 7BVA-2001/33311REV P (Velan Valve Corp.), BV-A2001 (Velan Valve Corp.), 33311 REV P (Velan Valve Corp.).

What NSN replaces 4820-01-191-6629?

There is 1 known substitute for 4820-01-191-6629: 4820-01-160-5642. Verify interchangeability with system specifications before substitution.

What are the specifications of 7BVA-2001/33311-3REV P?

Key specifications for 7BVA-2001/33311-3REV P: Overall Length: 9.436 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING. 2 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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