PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1BV-A2001L1Stem,fluid Valve

Naval Inventory Control Point Mechanicsburg · NSN 4820-01-160-5265 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-160-5265 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-160-5265. Primary manufacturer part number: 1BV-A2001L1.
Features
  • Stem,fluid Valve — FSC 4820
  • Reference Number Differentiating Characteristics: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
  • Criticality Code Justification: ZZZY
  • 2 verified cross-references
  • Primary manufacturer: Naval Inventory Control Point Mechanicsburg
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-160-5265, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-160-5265
Primary Part Number1BV-A2001L1
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
Reference Number Differentiating CharacteristicsQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4820-01-117-8306 INTERCHANGEABLE
Stem,disk Assembly
4820-01-160-564233350 PIECE 24 1-4THRU1-2IN INTERCHANGEABLE
Stem,fluid Valve
Velan Valve Corp.
Cross-Reference Index
Part NumberManufacturer
1BV-A2001L1 Naval Inventory Control Point Mechanicsburg (USA)
1BV-A2001 Velan Valve Corp. (USA)
Related Parts
4820-01-117-8306INTERCHANGEABLE
STEM,DISK ASSEMBLY
4820-01-160-5642INTERCHANGEABLE
STEM,FLUID VALVE
33350 PIECE 24 1-4THRU1-2IN

Frequently Asked Questions

What is NSN 4820-01-160-5265?

NSN 4820-01-160-5265 is a Stem,fluid Valve, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-160-5265?

NSN 4820-01-160-5265 has 2 cross-referenced part numbers: 1BV-A2001L1 (Naval Inventory Control Point Mechanicsburg), 1BV-A2001 (Velan Valve Corp.).

What NSN replaces 4820-01-160-5265?

There are 2 known substitutes for 4820-01-160-5265: 4820-01-117-8306, 4820-01-160-5642. Verify interchangeability with system specifications before substitution.

What are the specifications of 1BV-A2001L1?

Key specifications for 1BV-A2001L1: Reference Number Differentiating Characteristics: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS; Criticality Code Justification: ZZZY. 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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