PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

19562Stem,fluid Valve

Flowserve Inc · NSN 4820-01-189-3312 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-189-3312 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-189-3312. Primary manufacturer part number: 19562.
Features
  • Stem,fluid Valve — FSC 4820
  • Material: STEEL
  • 1 verified cross-reference
  • Primary manufacturer: Flowserve Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel construction
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-189-3312, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Flowserve Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-189-3312
Primary Part Number19562
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerFlowserve Inc
StatusACTIVE
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3040-00-343-8373 INTERCHANGEABLE
Collar,shaft
5826-00-940-2534 INTERCHANGEABLE
Lever,tuner
5950-01-019-5339989113-28C INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon
1440-01-070-500619562 INTERCHANGEABLE
Retainer,cover
Saginaw Products Corporation Dba Cignys
6930-01-080-48091956-2 INTERCHANGEABLE
Simulator,indicator
Malwin Electronics Corp.
5945-01-507-2452 INTERCHANGEABLE
Relay,hybrid
Cross-Reference Index
Part NumberManufacturer
19562 PRIMARY Flowserve Inc (USA)
Related Parts
3040-00-343-8373INTERCHANGEABLE
COLLAR,SHAFT
5826-00-940-2534INTERCHANGEABLE
LEVER,TUNER
5950-01-019-5339INTERCHANGEABLE
COIL,RADIO FREQUENCY
989113-28C
1440-01-070-5006INTERCHANGEABLE
RETAINER,COVER
19562
6930-01-080-4809INTERCHANGEABLE
SIMULATOR,INDICATOR
1956-2
5945-01-507-2452INTERCHANGEABLE
RELAY,HYBRID

Frequently Asked Questions

What is NSN 4820-01-189-3312?

NSN 4820-01-189-3312 is a Stem,fluid Valve, manufactured by Flowserve Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-189-3312?

NSN 4820-01-189-3312 has 1 cross-referenced part number: 19562 (Flowserve Inc).

What NSN replaces 4820-01-189-3312?

There are 6 known substitutes for 4820-01-189-3312: 3040-00-343-8373, 5826-00-940-2534, 5950-01-019-5339 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 19562?

Key specifications for 19562: Material: STEEL. 1 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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