PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2238-5Valve,actuator

Flowserve Corporation Div Flowserve Us Inc · NSN 4820-01-644-0004 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-644-0004 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-644-0004. Primary manufacturer part number: 2238-5.
Features
  • Valve,actuator — FSC 4820
  • Criticality Code Justification: FEAT
  • 1 verified cross-reference
  • Primary manufacturer: Flowserve Corporation Div Flowserve Us Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,actuator, cataloged under National Stock Number 4820-01-644-0004, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Flowserve Corporation Div Flowserve Us 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-644-0004
Primary Part Number2238-5
Item NameValve,actuator
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerFlowserve Corporation Div Flowserve Us Inc
StatusACTIVE
Criticality Code JustificationFEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4820-00-071-243622385 INTERCHANGEABLE
Valve,safety Relief
Provision, Inc. Dba Provision Inc
9540-00-261-5099 INTERCHANGEABLE
Angle,structural
9540-00-727-853722885 INTERCHANGEABLE
Angle,structural
Aluminum Co of America
Cross-Reference Index
Part NumberManufacturer
2238-5 PRIMARY Flowserve Corporation Div Flowserve Us Inc (USA)
Related Parts
4820-00-071-2436INTERCHANGEABLE
VALVE,SAFETY RELIEF
22385
9540-00-261-5099INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-00-727-8537INTERCHANGEABLE
ANGLE,STRUCTURAL
22885

Frequently Asked Questions

What is NSN 4820-01-644-0004?

NSN 4820-01-644-0004 is a Valve,actuator, manufactured by Flowserve Corporation Div Flowserve Us Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-644-0004?

NSN 4820-01-644-0004 has 1 cross-referenced part number: 2238-5 (Flowserve Corporation Div Flowserve Us Inc).

What NSN replaces 4820-01-644-0004?

There are 3 known substitutes for 4820-01-644-0004: 4820-00-071-2436, 9540-00-261-5099, 9540-00-727-8537. Verify interchangeability with system specifications before substitution.

What are the specifications of 2238-5?

Key specifications for 2238-5: Special Features: QUALITY CONTROL IAW NAVISHIPS 0948-0457010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS; Criticality Code Justification: FEAT. 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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