PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

53-226Stem,fluid Valve

John G Papailias Co Inc Dba J G Papailias · NSN 4820-01-437-2948 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-437-2948 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-437-2948. Primary manufacturer part number: 53-226.
Features
  • Stem,fluid Valve — FSC 4820
  • 4 verified cross-references
  • Primary manufacturer: John G Papailias Co Inc Dba J G Papailias
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-437-2948, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is John G Papailias Co Inc Dba J G Papailias. This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameStem,fluid Valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersJohn G Papailias Co Inc Dba J G Papailias (CAGE 1Z740)
Technical Specifications
ParameterValue
NSN4820-01-437-2948
Primary Part Number53-226
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerJohn G Papailias Co Inc Dba J G Papailias
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5133-00-228-1402 INTERCHANGEABLE
Drill,twist
3120-00-570-3527SM-B-157432 INTERCHANGEABLE
Bearing,sleeve
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5930-00-646-436013AT1T INTERCHANGEABLE
Switch,toggle
Honeywell International Inc. Dba Honeyweel Sensing & Controls
5120-01-368-396553226 INTERCHANGEABLE
Extractor Set,screw
Stanley Tools Div of Stanley Works
4320-01-584-368353226 INTERCHANGEABLE
Pump,dosing,liquid Operated
Westerbeke Corporation
Cross-Reference Index
Part NumberManufacturer
213 John G Papailias Co Inc Dba J G Papailias (USA)
213 SYM 17 John G Papailias Co Inc Dba J G Papailias (USA)
202 SYM 17 John G Papailias Co Inc Dba J G Papailias (USA)
53-226 PRIMARY John G Papailias Co Inc Dba J G Papailias (USA)
Related Parts
5133-00-228-1402INTERCHANGEABLE
DRILL,TWIST
3120-00-570-3527INTERCHANGEABLE
BEARING,SLEEVE
SM-B-157432
5930-00-646-4360INTERCHANGEABLE
SWITCH,TOGGLE
13AT1T
5120-01-368-3965INTERCHANGEABLE
EXTRACTOR SET,SCREW
53226
4320-01-584-3683INTERCHANGEABLE
PUMP,DOSING,LIQUID OPERATED
53226

Frequently Asked Questions

What is NSN 4820-01-437-2948?

NSN 4820-01-437-2948 is a Stem,fluid Valve, manufactured by John G Papailias Co Inc Dba J G Papailias, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-437-2948?

NSN 4820-01-437-2948 has 4 cross-referenced part numbers: 213 (John G Papailias Co Inc Dba J G Papailias), 213 SYM 17 (John G Papailias Co Inc Dba J G Papailias), 202 SYM 17 (John G Papailias Co Inc Dba J G Papailias), 53-226 (John G Papailias Co Inc Dba J G Papailias).

What NSN replaces 4820-01-437-2948?

There are 5 known substitutes for 4820-01-437-2948: 5133-00-228-1402, 3120-00-570-3527, 5930-00-646-4360 and 2 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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