PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

381-50Valve,pressure Reli

Tactair Fluid Controls Inc Phoenix Controls Div · NSN 4920-00-610-8827 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-00-610-8827 — this item is cataloged by the U.S. Government under National Stock Number 4920-00-610-8827. Primary manufacturer part number: 381-50.
Features
  • Valve,pressure Reli — FSC 4920
  • 2 verified cross-references
  • Primary manufacturer: Tactair Fluid Controls Inc Phoenix Controls Div
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,pressure Reli, cataloged under National Stock Number 4920-00-610-8827, is classified within Federal Supply Class 4920 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Tactair Fluid Controls Inc Phoenix Controls Div. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,pressure Reli
FSC / FSG4920 — No Item Name Available (FSG 49)
ManufacturersTactair Fluid Controls Inc Phoenix Controls Div (CAGE 57817); Cleveland Instrument Corp (CAGE 0KMW9)
Technical Specifications
ParameterValue
NSN4920-00-610-8827
Primary Part Number381-50
Item NameValve,pressure Reli
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerTactair Fluid Controls Inc Phoenix Controls Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
2990-00-127-94313957683 INTERCHANGEABLE
Pipe,exhaust
General Motors Llc Dba General Motors Llc
3120-00-662-2018 INTERCHANGEABLE
Bearing,washer,thrust
5305-00-782-9495326-0999-00 INTERCHANGEABLE
Screw,cap,hexagon Head
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
6505-01-205-2397381-50 INTERCHANGEABLE
Water for Inhalation,sterile
Medline Industries, Lp
Cross-Reference Index
Part NumberManufacturer
381-50 Tactair Fluid Controls Inc Phoenix Controls Div (USA)
381-50 Cleveland Instrument Corp (USA)
Related Parts
2990-00-127-9431INTERCHANGEABLE
PIPE,EXHAUST
3957683
3120-00-662-2018INTERCHANGEABLE
BEARING,WASHER,THRUST
5305-00-782-9495INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
326-0999-00
6505-01-205-2397INTERCHANGEABLE
WATER FOR INHALATION,STERILE
381-50

Frequently Asked Questions

What is NSN 4920-00-610-8827?

NSN 4920-00-610-8827 is a Valve,pressure Reli, manufactured by Tactair Fluid Controls Inc Phoenix Controls Div, classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-00-610-8827?

NSN 4920-00-610-8827 has 2 cross-referenced part numbers: 381-50 (Tactair Fluid Controls Inc Phoenix Controls Div), 381-50 (Cleveland Instrument Corp).

What NSN replaces 4920-00-610-8827?

There are 4 known substitutes for 4920-00-610-8827: 2990-00-127-9431, 3120-00-662-2018, 5305-00-782-9495 and 1 more. Verify interchangeability with system specifications before substitution.

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