PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9411-2Valve,relief,pressure and Temper

Tactair Fluid Controls Inc · NSN 4820-01-249-1247 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-249-1247 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-249-1247. Primary manufacturer part number: 9411-2.
Features
  • Valve,relief,pressure and Temper — FSC 4820
  • 6 verified cross-references
  • Primary manufacturer: Tactair Fluid Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-249-1247, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Tactair Fluid Controls Inc. This item has 6 commercial cross-references from 3 manufacturers, 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 NameValve,relief,pressure and Temper
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersTactair Fluid Controls Inc Phoenix Controls Div (CAGE 57817); Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (CAGE 78286); Tactair Fluid Controls Inc (CAGE 70236)
Technical Specifications
ParameterValue
NSN4820-01-249-1247
Primary Part Number9411-2
Item NameValve,relief,pressure and Temper
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTactair Fluid Controls Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5360-00-126-468994112 INTERCHANGEABLE
Spring,helical,torsion
L3 Technologies, Inc. Div L3harris Edo Western Corporation
5133-00-189-9329 INTERCHANGEABLE
Drill,twist
4730-01-016-9968 INTERCHANGEABLE
Clamp,hose
5310-01-541-896994112 INTERCHANGEABLE
Nut,plain,hexagon
Charles Reed Knight Jr Dba Knight's Armament Company
5305-01-613-290294112 INTERCHANGEABLE
Screw,cap,socket Head
Fastenal Co the
Cross-Reference Index
Part NumberManufacturer
9411-40-2 Tactair Fluid Controls Inc Phoenix Controls Div (USA)
9411-40-1 Tactair Fluid Controls Inc Phoenix Controls Div (USA)
61350-24805-101 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)
9411-440-2 Tactair Fluid Controls Inc Phoenix Controls Div (USA)
9411-2 PRIMARY Tactair Fluid Controls Inc (USA)
9411-2 Tactair Fluid Controls Inc Phoenix Controls Div (USA)
Related Parts
5360-00-126-4689INTERCHANGEABLE
SPRING,HELICAL,TORSION
94112
5133-00-189-9329INTERCHANGEABLE
DRILL,TWIST
4730-01-016-9968INTERCHANGEABLE
CLAMP,HOSE
5310-01-541-8969INTERCHANGEABLE
NUT,PLAIN,HEXAGON
94112
5305-01-613-2902INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
94112

Frequently Asked Questions

What is NSN 4820-01-249-1247?

NSN 4820-01-249-1247 is a Valve,relief,pressure and Temper, manufactured by Tactair Fluid Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-249-1247?

NSN 4820-01-249-1247 has 6 cross-referenced part numbers: 9411-40-2 (Tactair Fluid Controls Inc Phoenix Controls Div), 9411-40-1 (Tactair Fluid Controls Inc Phoenix Controls Div), 61350-24805-101 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 9411-440-2 (Tactair Fluid Controls Inc Phoenix Controls Div), 9411-2 (Tactair Fluid Controls Inc) and 1 more.

What NSN replaces 4820-01-249-1247?

There are 5 known substitutes for 4820-01-249-1247: 5360-00-126-4689, 5133-00-189-9329, 4730-01-016-9968 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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