PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

WPP273Valve Assembly

Siemens Water Technologies Corp. Div Wallace & Tiernan Products · NSN 4820-00-353-5294 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-353-5294 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-353-5294. Primary manufacturer part number: WPP273.
Features
  • Valve Assembly — FSC 4820
  • 4 verified cross-references
  • Primary manufacturer: Siemens Water Technologies Corp. Div Wallace & Tiernan Products
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve Assembly, cataloged under National Stock Number 4820-00-353-5294, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Siemens Water Technologies Corp. Div Wallace & Tiernan Products. This item has 4 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.

Catalog Facts
Item NameValve Assembly
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersSiemens Water Technologies Corp. Div Wallace & Tiernan Products (CAGE 79172); Jaeger Machine Co (CAGE 31577)
Technical Specifications
ParameterValue
NSN4820-00-353-5294
Primary Part NumberWPP273
Item NameValve Assembly
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSiemens Water Technologies Corp. Div Wallace & Tiernan Products
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-00-019-8588242305 INTERCHANGEABLE
Plug,pipe
Conax Florida Corporation
5961-01-105-2031 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
WPP273 Siemens Water Technologies Corp. Div Wallace & Tiernan Products (USA)
24230-15 Jaeger Machine Co (USA)
24230-5 Jaeger Machine Co (USA)
APS11 Jaeger Machine Co (USA)
Related Parts
4730-00-019-8588INTERCHANGEABLE
PLUG,PIPE
242305
5961-01-105-2031INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 4820-00-353-5294?

NSN 4820-00-353-5294 is a Valve Assembly, manufactured by Siemens Water Technologies Corp. Div Wallace & Tiernan Products, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-353-5294?

NSN 4820-00-353-5294 has 4 cross-referenced part numbers: WPP273 (Siemens Water Technologies Corp. Div Wallace & Tiernan Products), 24230-15 (Jaeger Machine Co), 24230-5 (Jaeger Machine Co), APS11 (Jaeger Machine Co).

What NSN replaces 4820-00-353-5294?

There are 2 known substitutes for 4820-00-353-5294: 4730-00-019-8588, 5961-01-105-2031. Verify interchangeability with system specifications before substitution.

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