PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5594-2Valve,rotary,selector

Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division · NSN 4820-01-320-8396 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-320-8396 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-320-8396. Primary manufacturer part number: 5594-2.
Features
  • Valve,rotary,selector — FSC 4820
  • Flow Type: FOUR-WAY
  • Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF)
  • Operating Pressure and Type: 3000.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC OIL MAXIMUM REQUIRED LBS
  • Nominal Thread Size: 0.250 INCHES IN
  • Maximum Operating Temp and Media for Which Designed: 250.0 FAHRENHEIT OIL, HYDRAULIC DEGF
  • Body Material: STEEL
  • Valve Operation Method: MANUAL
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,rotary,selector, cataloged under National Stock Number 4820-01-320-8396, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-320-8396
Primary Part Number5594-2
Item NameValve,rotary,selector
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division
StatusACTIVE
Flow TypeFOUR-WAY
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF)
Operating Pressure and Type3000.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC OIL MAXIMUM REQUIRED LBS
Nominal Thread Size0.250 INCHES IN
Maximum Operating Temp and Media for Which Designed250.0 FAHRENHEIT OIL, HYDRAULIC DEGF
Body MaterialSTEEL
Valve Operation MethodMANUAL
Thread Class3B
Connection Quantity4
Connection TypeTHREADED INTERNAL TUBE
Connection LocationSIDE
Flow Control DevicePORTED ROTOR
Valve Size0.250 INCHES IN
Mounting FacilitySUB-PLATE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3695-00-254-692055941 INTERCHANGEABLE
Insert,handle
Mcculloch Corp
5360-00-322-5627 INTERCHANGEABLE
Spring,helical,extension
2940-00-360-7962146541 INTERCHANGEABLE
Cover,fluid Filter
Honeywell International Inc Dba Honeywell Div Consumer Products Group
5826-00-591-130355942 INTERCHANGEABLE
Hub and Wheel Assy
Sensor Systems, L.l.c. Dba Sensor Systems Llc
5360-00-663-3346 INTERCHANGEABLE
Spring,helical,extension
1650-00-944-690955942 INTERCHANGEABLE
Cap,valve
Hydro-Aire Aerospace Corp
5985-01-175-1870146457-001 INTERCHANGEABLE
Attenuator,fixed
L3harris Technologies, Inc.
4720-01-230-3645 INTERCHANGEABLE
Hose Assembly,nonmetallic
5315-01-421-94785594-1 INTERCHANGEABLE
Pin,cotter
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
5340-01-533-837655941 INTERCHANGEABLE
Bracket,mounting
Aerovironment, Inc. Dba Aerovironment Inc
Cross-Reference Index
Part NumberManufacturer
6227547 Naval Sea Systems Command (USA)
6227547 Goriziane Group Spa (ITA)
5594-1 Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division (USA)
5594-2 PRIMARY Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division (USA)
Related Parts
3695-00-254-6920INTERCHANGEABLE
INSERT,HANDLE
55941
5360-00-322-5627INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
2940-00-360-7962INTERCHANGEABLE
COVER,FLUID FILTER
146541
5826-00-591-1303INTERCHANGEABLE
HUB AND WHEEL ASSY
55942
5360-00-663-3346INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
1650-00-944-6909INTERCHANGEABLE
CAP,VALVE
55942
5985-01-175-1870INTERCHANGEABLE
ATTENUATOR,FIXED
146457-001
4720-01-230-3645INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
5315-01-421-9478INTERCHANGEABLE
PIN,COTTER
5594-1
5340-01-533-8376INTERCHANGEABLE
BRACKET,MOUNTING
55941

Frequently Asked Questions

What is NSN 4820-01-320-8396?

NSN 4820-01-320-8396 is a Valve,rotary,selector, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-320-8396?

NSN 4820-01-320-8396 has 4 cross-referenced part numbers: 6227547 (Naval Sea Systems Command), 6227547 (Goriziane Group Spa), 5594-1 (Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division), 5594-2 (Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division).

What NSN replaces 4820-01-320-8396?

There are 10 known substitutes for 4820-01-320-8396: 3695-00-254-6920, 5360-00-322-5627, 2940-00-360-7962 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5594-2?

Key specifications for 5594-2: Flow Type: FOUR-WAY; Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF); Operating Pressure and Type: 3000.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC OIL MAXIMUM REQUIRED LBS; Nominal Thread Size: 0.250 INCHES IN. 14 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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