PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50032Seat,valve

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 4820-00-507-5413 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-507-5413 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-507-5413. Primary manufacturer part number: 50032.
Features
  • Seat,valve — FSC 4820
  • Body Outside Diameter: 10.750 INCHES NOMINAL IN
  • Under Flange Height: 2.000 INCHES NOMINAL IN
  • Seating Surface Shape: FLAT
  • FSC Application Data: PUMP,AXIAL PISTONS
  • Surface Treatment: COPPER OVERALL
  • Style Designator: PLAIN FLANGED
  • Body Inside Diameter: 8.472 INCHES NOMINAL IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Iron Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-507-5413, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Parker Hannifin Corporation Div Hydraulic Systems Division. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-507-5413
Primary Part Number50032
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusCANCELLED
Body Outside Diameter10.750 INCHES NOMINAL IN
Under Flange Height2.000 INCHES NOMINAL IN
Seating Surface ShapeFLAT
FSC Application DataPUMP,AXIAL PISTONS
Surface TreatmentCOPPER OVERALL
Style DesignatorPLAIN FLANGED
Body Inside Diameter8.472 INCHES NOMINAL IN
Flange Diameter14.250 INCHES NOMINAL IN
MaterialIRON OVERALL
Flange Seat to Disk End Height3.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
6240-00-013-1282 INTERCHANGEABLE
Lamp,incandescent
3110-00-155-62001006-5 INTERCHANGEABLE
Bearing,ball,annular
Linde Material Handling North America Corporation
3120-00-177-3100443P INTERCHANGEABLE
Bearing,sleeve
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5330-00-178-4620 INTERCHANGEABLE
Seal,plain Encased
5815-00-228-6752SC-C-69992-11 INTERCHANGEABLE
Bar,connecting,teletypewriter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5330-00-579-58961941870 INTERCHANGEABLE
Gasket
Naval Ship Systems Command
5977-00-590-2123 INTERCHANGEABLE
Brush,electrical Contact
4320-00-962-86373832449 INTERCHANGEABLE
Pump,engine Oil
General Motors Llc Dba General Motors Llc
5340-01-013-9972SS015 INTERCHANGEABLE
Handle,bow
Vemaline Products Inc Dba Handles Unlimited Div Handles Unlimited
5330-01-269-51565003200 INTERCHANGEABLE
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Phoenix Products Llc Dba Phoenix Lighting Products Llc
Cross-Reference Index
Part NumberManufacturer
35-15843Z Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA)
50032 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
Related Parts
6240-00-013-1282INTERCHANGEABLE
LAMP,INCANDESCENT
3110-00-155-6200INTERCHANGEABLE
BEARING,BALL,ANNULAR
1006-5
3120-00-177-3100INTERCHANGEABLE
BEARING,SLEEVE
443P
5330-00-178-4620INTERCHANGEABLE
SEAL,PLAIN ENCASED
5815-00-228-6752INTERCHANGEABLE
BAR,CONNECTING,TELETYPEWRITER
SC-C-69992-11
5330-00-579-5896INTERCHANGEABLE
GASKET
1941870
5977-00-590-2123INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
4320-00-962-8637INTERCHANGEABLE
PUMP,ENGINE OIL
3832449
5340-01-013-9972INTERCHANGEABLE
HANDLE,BOW
SS015
5330-01-269-5156INTERCHANGEABLE
GASKET
5003200
5331-01-280-7508INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 4820-00-507-5413?

NSN 4820-00-507-5413 is a Seat,valve, manufactured by Parker Hannifin Corporation Div Hydraulic Systems Division, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-507-5413?

NSN 4820-00-507-5413 has 2 cross-referenced part numbers: 35-15843Z (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division), 50032 (Parker Hannifin Corporation Div Hydraulic Systems Division).

What NSN replaces 4820-00-507-5413?

There are 11 known substitutes for 4820-00-507-5413: 6240-00-013-1282, 3110-00-155-6200, 3120-00-177-3100 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50032?

Key specifications for 50032: Body Outside Diameter: 10.750 INCHES NOMINAL IN; Under Flange Height: 2.000 INCHES NOMINAL IN; Seating Surface Shape: FLAT; FSC Application Data: PUMP,AXIAL PISTONS. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-507-5413 still in active supply?

NSN 4820-00-507-5413 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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