PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RV01A1N105Valve,safety Relief

Parker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America · NSN 4820-00-482-2441 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-482-2441 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-482-2441. Primary manufacturer part number: RV01A1N105.
Features
  • Valve,safety Relief — FSC 4820
  • Bonnet Type: INSIDE SPRING
  • Flow Control Device: DISK
  • Connection Type: THREADED EXTERNAL PIPE FIRST END
  • Valve Operation Method: AUTOMATIC
  • Media for Which Designed: AIR SINGLE RESPONSE
  • Surface Treatment: ANODIZE LOCATION NOT OTHERWISE SPECIFIED
  • Connection Style: PLAIN (PIPE) FIRST END
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Aluminum Body construction
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-00-482-2441, 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 Pneumatic North America Div Pneumatics North America. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-482-2441
Primary Part NumberRV01A1N105
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerParker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America
StatusCANCELLED
Bonnet TypeINSIDE SPRING
Flow Control DeviceDISK
Connection TypeTHREADED EXTERNAL PIPE FIRST END
Valve Operation MethodAUTOMATIC
Media for Which DesignedAIR SINGLE RESPONSE
Surface TreatmentANODIZE LOCATION NOT OTHERWISE SPECIFIED
Connection StylePLAIN (PIPE) FIRST END
Maximum Operating Temp300.0 FAHRENHEIT SINGLE RESPONSE DEGF
Thread Series DesignatorNPTF FIRST END
Bonnet Attachment MethodINTEGRAL
Style DesignatorANGLE
MaterialALUMINUM BODY
Adjustable Pressure Range+25.0 TO 200.0 POUNDS PER SQUARE INCH LBS
Disk Loading MethodSPRING
Operating Pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Nominal Thread Size0.250 INCHES FIRST END IN
MaterialALUMINUM SEAT
MaterialCOPPER ALLOY AND SILICON FLOW CONTROL DEVICE
MaterialALUMINUM STEM
Features ProvidedPRESSURE TIGHT OUTLET SIDE
Thread DirectionRIGHT-HAND FIRST END
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
3110-00-142-4390592A INTERCHANGEABLE
Cup,tapered Roller Bearing
Rbc Bearings Incorporated Div West Trenton Division
4820-00-934-787770-1498 INTERCHANGEABLE
Valve,safety Relief
Department of Defense Project Manager-Mobile Electric Power
4820-01-142-5038592A INTERCHANGEABLE
Valve,globe
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
5950-01-316-80784047-1228 PIECE 29 INTERCHANGEABLE
Transformer,power
Huntington Ingalls Inc Div Newport News Shipbuilding
Cross-Reference Index
Part NumberManufacturer
59-2A Watts Regulator Company (USA)
59-2A Parker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America (USA)
59-02A-105 Parker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America (USA)
RV01A1N105 PRIMARY Parker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America (USA)
Related Parts
3110-00-142-4390INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
592A
4820-00-934-7877INTERCHANGEABLE
VALVE,SAFETY RELIEF
70-1498
4820-01-142-5038INTERCHANGEABLE
VALVE,GLOBE
592A
5950-01-316-8078INTERCHANGEABLE
TRANSFORMER,POWER
4047-1228 PIECE 29

Frequently Asked Questions

What is NSN 4820-00-482-2441?

NSN 4820-00-482-2441 is a Valve,safety Relief, manufactured by Parker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-482-2441?

NSN 4820-00-482-2441 has 4 cross-referenced part numbers: 59-2A (Watts Regulator Company), 59-2A (Parker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America), 59-02A-105 (Parker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America), RV01A1N105 (Parker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America).

What NSN replaces 4820-00-482-2441?

There are 4 known substitutes for 4820-00-482-2441: 3110-00-142-4390, 4820-00-934-7877, 4820-01-142-5038 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RV01A1N105?

Key specifications for RV01A1N105: Bonnet Type: INSIDE SPRING; Flow Control Device: DISK; Connection Type: THREADED EXTERNAL PIPE FIRST END; Valve Operation Method: AUTOMATIC. 21 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-482-2441 still in active supply?

NSN 4820-00-482-2441 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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