PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A320Valve,angle

Parker Hannifin Corp Dba Pneutronics · NSN 4820-00-450-9946 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-450-9946 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-450-9946. Primary manufacturer part number: A320.
Features
  • Valve,angle — FSC 4820
  • Style Designator: ANGLE
  • Connection Style: FLARED (TUBE) FIRST END
  • Nominal Thread Size: 0.750 INCHES FIRST END IN
  • Flow Control Device: DISK
  • Connection Type: THREADED EXTERNAL TUBE FIRST END
  • Material: STEEL OVERALL
  • Nominal Outside Diameter Tube Accommodated: 0.500 INCHES FIRST END IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Overall construction
General Description

The Valve,angle, cataloged under National Stock Number 4820-00-450-9946, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Parker Hannifin Corp Dba Pneutronics. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, 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
NSN4820-00-450-9946
Primary Part NumberA320
Item NameValve,angle
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerParker Hannifin Corp Dba Pneutronics
StatusACTIVE
Style DesignatorANGLE
Connection StyleFLARED (TUBE) FIRST END
Nominal Thread Size0.750 INCHES FIRST END IN
Flow Control DeviceDISK
Connection TypeTHREADED EXTERNAL TUBE FIRST END
MaterialSTEEL OVERALL
Nominal Outside Diameter Tube Accommodated0.500 INCHES FIRST END IN
Thread DirectionRIGHT-HAND FIRST END
Seat Angle37.0 DEGREES FIRST END
Thread Quantity Per Inch16 FIRST END
Bonnet TypeINSIDE SPRING
Thread Series DesignatorUNF FIRST END
Valve Operation MethodMANUAL
Thread Class3A FIRST END A
Bonnet Attachment MethodPRESSURE SEAL, RING TYPE
Mounting FacilityBULKHEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5325-00-489-10501201-320-Z3C INTERCHANGEABLE
Stud,turnlock Fastener
Southco Inc
5935-00-507-3593 INTERCHANGEABLE
Connector,receptacle,electrical
1680-00-516-8267A320 INTERCHANGEABLE
Actuator,electromechanical,rotar
Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc
5350-00-597-57987000118257 INTERCHANGEABLE
Cloth,abrasive
3m Company
3040-00-843-438812282301-3 INTERCHANGEABLE
Shaft,straight
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
5996-01-560-2777A-320 INTERCHANGEABLE
Amplifier,radio Frequency
Leidos, Inc.
Cross-Reference Index
Part NumberManufacturer
209-062-010-1 Bell Textron Inc (USA)
A320 PRIMARY Parker Hannifin Corp Dba Pneutronics (USA)
209-062-010-1 Leonardo Spa Helicopters Division - Production Site (ITA)
209-062-010 Bell Textron Inc (USA)
375C8B PRIMARY Auto-Valve, Inc (USA)
Related Parts
5325-00-489-1050INTERCHANGEABLE
STUD,TURNLOCK FASTENER
1201-320-Z3C
5935-00-507-3593INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
1680-00-516-8267INTERCHANGEABLE
ACTUATOR,ELECTROMECHANICAL,ROTAR
A320
5350-00-597-5798INTERCHANGEABLE
CLOTH,ABRASIVE
7000118257
3040-00-843-4388INTERCHANGEABLE
SHAFT,STRAIGHT
12282301-3
5996-01-560-2777INTERCHANGEABLE
AMPLIFIER,RADIO FREQUENCY
A-320

Frequently Asked Questions

What is NSN 4820-00-450-9946?

NSN 4820-00-450-9946 is a Valve,angle, manufactured by Parker Hannifin Corp Dba Pneutronics, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-450-9946?

NSN 4820-00-450-9946 has 5 cross-referenced part numbers: 209-062-010-1 (Bell Textron Inc), A320 (Parker Hannifin Corp Dba Pneutronics), 209-062-010-1 (Leonardo Spa Helicopters Division - Production Site), 209-062-010 (Bell Textron Inc), 375C8B (Auto-Valve, Inc).

What NSN replaces 4820-00-450-9946?

There are 6 known substitutes for 4820-00-450-9946: 5325-00-489-1050, 5935-00-507-3593, 1680-00-516-8267 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A320?

Key specifications for A320: Style Designator: ANGLE; Connection Style: FLARED (TUBE) FIRST END; Nominal Thread Size: 0.750 INCHES FIRST END IN; Flow Control Device: DISK. 16 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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