PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

XV501SS-12Valve,ball

Parker-Hannifin Corp Div Fluid System Connector Division · NSN 4820-01-517-1844 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-517-1844 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-517-1844. Primary manufacturer part number: XV501SS-12.
Features
  • Valve,ball — FSC 4820
  • Maximum Operating Temp: 400.0 FAHRENHEIT SECOND RESPONSE DEGF
  • Maximum Operating Temp: 100.0 FAHRENHEIT FIRST RESPONSE DEGF
  • Operating Pressure: 2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
  • Material Document and Classification: REINFORCED PTFE MFR REF SINGLE MATERIAL RESPONSE SEAT
  • Nominal Pipe Size Accommodated: 0.750 INCHES SECOND END IN
  • Media for Which Designed: OIL, HYDRAULIC SINGLE RESPONSE
  • Nominal Thread Size: 0.750 INCHES SECOND END IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Comp 316 Flow Control Device construction
General Description

The Valve,ball, cataloged under National Stock Number 4820-01-517-1844, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Parker-Hannifin Corp Div Fluid System Connector Division. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-517-1844
Primary Part NumberXV501SS-12
Item NameValve,ball
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerParker-Hannifin Corp Div Fluid System Connector Division
StatusACTIVE
Maximum Operating Temp400.0 FAHRENHEIT SECOND RESPONSE DEGF
Maximum Operating Temp100.0 FAHRENHEIT FIRST RESPONSE DEGF
Operating Pressure2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
Material Document and ClassificationREINFORCED PTFE MFR REF SINGLE MATERIAL RESPONSE SEAT
Nominal Pipe Size Accommodated0.750 INCHES SECOND END IN
Media for Which DesignedOIL, HYDRAULIC SINGLE RESPONSE
Nominal Thread Size0.750 INCHES SECOND END IN
Material Document and Classification316 STAINLESS STEEL MFR REF SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MaterialSTEEL COMP 316 FLOW CONTROL DEVICE
Thread Series DesignatorNPT SECOND END
Nominal Pipe Size Accommodated0.750 INCHES FIRST END IN
Thread Quantity Per Inch18 FIRST END
Thread DirectionRIGHT-HAND FIRST END
Operating Pressure250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
Style DesignatorSTRAIGHT THRU
Valve Operation MethodMANUAL
Material Document and ClassificationCF-8M CAST STAINLESS STEEL MFR REF SINGLE MATERIAL RESPONSE BODY
Thread DirectionRIGHT-HAND SECOND END
Connection StyleEXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END
Connection TypeTHREADED INTERNAL PIPE SECOND END
Renewable Seat Ring TypePRESSED-IN
Furnished Items and Quantity1 HANDLE
MaterialSTEEL CORROSION RESISTING BODY
Connection TypeTHREADED EXTERNAL PIPE FIRST END
Connection StyleFLARE(TUBE) SECOND END
Thread Class2B SECOND END
Thread Class2A FIRST END A
Nominal Thread Size0.750 INCHES FIRST END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4720-01-517-10716305391-68 INTERCHANGEABLE
Hose Assembly,nonmetallic
Appleton Marine Inc
4820-01-517-1888 INTERCHANGEABLE
Valve,ball
5330-01-517-33276305391-35 INTERCHANGEABLE
Gasket
Appleton Marine Inc
5330-01-517-33326305391-39 INTERCHANGEABLE
Gasket
Appleton Marine Inc
5330-01-517-33406305391-40 INTERCHANGEABLE
Gasket
Appleton Marine Inc
4820-01-517-42193-310ST-T-S INTERCHANGEABLE
Valve,ball
Nil-Cor, Llc
4820-01-517-42228-300-T-T-H INTERCHANGEABLE
Valve,ball
Nil-Cor, Llc
2090-01-519-44706305391-1 INTERCHANGEABLE
Pig Launcher Assy
Appleton Marine Inc
Cross-Reference Index
Part NumberManufacturer
6305391 Naval Facilities Engineering Command (USA)
XV501SS-12 PRIMARY Parker-Hannifin Corp Div Fluid System Connector Division (USA)
XV501SS-12 Parker Hannifin Corporation Dba Hydraulic Pump/motor Duv Div Hydraulic Pump Division (USA)
6305391-24 Appleton Marine Inc (USA)
Related Parts
4720-01-517-1071INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
6305391-68
4820-01-517-1888INTERCHANGEABLE
VALVE,BALL
5330-01-517-3327INTERCHANGEABLE
GASKET
6305391-35
5330-01-517-3332INTERCHANGEABLE
GASKET
6305391-39
5330-01-517-3340INTERCHANGEABLE
GASKET
6305391-40
4820-01-517-4219INTERCHANGEABLE
VALVE,BALL
3-310ST-T-S
4820-01-517-4222INTERCHANGEABLE
VALVE,BALL
8-300-T-T-H
2090-01-519-4470INTERCHANGEABLE
PIG LAUNCHER ASSY
6305391-1

Frequently Asked Questions

What is NSN 4820-01-517-1844?

NSN 4820-01-517-1844 is a Valve,ball, manufactured by Parker-Hannifin Corp Div Fluid System Connector Division, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-517-1844?

NSN 4820-01-517-1844 has 4 cross-referenced part numbers: 6305391 (Naval Facilities Engineering Command), XV501SS-12 (Parker-Hannifin Corp Div Fluid System Connector Division), XV501SS-12 (Parker Hannifin Corporation Dba Hydraulic Pump/motor Duv Div Hydraulic Pump Division), 6305391-24 (Appleton Marine Inc).

What NSN replaces 4820-01-517-1844?

There are 8 known substitutes for 4820-01-517-1844: 4720-01-517-1071, 4820-01-517-1888, 5330-01-517-3327 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of XV501SS-12?

Key specifications for XV501SS-12: Maximum Operating Temp: 400.0 FAHRENHEIT SECOND RESPONSE DEGF; Maximum Operating Temp: 100.0 FAHRENHEIT FIRST RESPONSE DEGF; Operating Pressure: 2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS; Material Document and Classification: REINFORCED PTFE MFR REF SINGLE MATERIAL RESPONSE SEAT. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com