PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2620-902PC7 1 1-4INStem,fluid Valve

The Walworth Company · NSN 4820-01-060-3527 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-060-3527 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-060-3527. Primary manufacturer part number: 2620-902PC7 1 1-4IN.
Features
  • Stem,fluid Valve — FSC 4820
  • Reference Number Differentiating Characteristics: QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTIONS FOR LEVEL 1 ITEMS
  • Criticality Code Justification: ZZZY
  • 7 verified cross-references
  • Primary manufacturer: The Walworth Company
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-060-3527, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is The Walworth Company. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, 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
NSN4820-01-060-3527
Primary Part Number2620-902PC7 1 1-4IN
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerThe Walworth Company
StatusACTIVE
Reference Number Differentiating CharacteristicsQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTIONS FOR LEVEL 1 ITEMS
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4720-00-605-485181441 INTERCHANGEABLE
Hose,preformed
Dayco Products Inc
Cross-Reference Index
Part NumberManufacturer
2620-902PC7 1 1-4IN The Walworth Company (USA)
724303L1 Naval Inventory Control Point Mechanicsburg (USA)
724303 The Walworth Company (USA)
SS845-1889587PC7 1 1-4INL1 Naval Inventory Control Point Mechanicsburg (USA)
2620-902PC7 1 1-4IN Electric Boat Corporation Div General Dynamics Electric Boat (USA)
SS845-1889587PC7 1 1-4IN Naval Sea Systems Command (USA)
2620-902PC7 1 1-4INL1 Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
4720-00-605-4851INTERCHANGEABLE
HOSE,PREFORMED
81441

Frequently Asked Questions

What is NSN 4820-01-060-3527?

NSN 4820-01-060-3527 is a Stem,fluid Valve, manufactured by The Walworth Company, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-060-3527?

NSN 4820-01-060-3527 has 7 cross-referenced part numbers: 2620-902PC7 1 1-4IN (The Walworth Company), 724303L1 (Naval Inventory Control Point Mechanicsburg), 724303 (The Walworth Company), SS845-1889587PC7 1 1-4INL1 (Naval Inventory Control Point Mechanicsburg), 2620-902PC7 1 1-4IN (Electric Boat Corporation Div General Dynamics Electric Boat) and 2 more.

What NSN replaces 4820-01-060-3527?

There is 1 known substitute for 4820-01-060-3527: 4720-00-605-4851. Verify interchangeability with system specifications before substitution.

What are the specifications of 2620-902PC7 1 1-4IN?

Key specifications for 2620-902PC7 1 1-4IN: Reference Number Differentiating Characteristics: QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTIONS 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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