PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

0125000002Seat,valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-00-036-1732 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-036-1732 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-036-1732. Primary manufacturer part number: 0125000002.
Features
  • Seat,valve — FSC 4820
  • Style Designator: PLAIN THREADED
  • Nominal Thread Size: 1.213 INCHES SINGLE THREADED PORTION IN
  • Thread Class: 2A SINGLE THREADED PORTION A
  • Thread Length: 0.469 INCHES NOMINAL SINGLE THREADED PORTION IN
  • Seating Surface Shape: ANGULAR
  • Material: NICKEL ALLOY OVERALL
  • Body Inside Diameter: 0.641 INCHES NOMINAL IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel Alloy Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-036-1732, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-036-1732
Primary Part Number0125000002
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
Style DesignatorPLAIN THREADED
Nominal Thread Size1.213 INCHES SINGLE THREADED PORTION IN
Thread Class2A SINGLE THREADED PORTION A
Thread Length0.469 INCHES NOMINAL SINGLE THREADED PORTION IN
Seating Surface ShapeANGULAR
MaterialNICKEL ALLOY OVERALL
Body Inside Diameter0.641 INCHES NOMINAL IN
Thread Quantity Per Inch24 SINGLE THREADED PORTION
Thread Series DesignatorUN SINGLE THREADED PORTION
Seat Angle in Deg45.000 NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5315-00-010-8629108629 INTERCHANGEABLE
Pin,cotter
Chrysler Realty Company Llc Dba Daimler Chrysler
5310-00-146-01725152 INTERCHANGEABLE
Nut
Textron Lycoming Inc Williamsport Plant
4810-00-308-17515152 INTERCHANGEABLE
Valve,solenoid
Parker Hannifin Corporation Div Aerospace Group Headquarters
5975-00-339-0948 INTERCHANGEABLE
Clamp,deadend
4310-00-354-84835152 INTERCHANGEABLE
Piston,compressor
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5315-00-625-2814515-0002 INTERCHANGEABLE
Key,woodruff
Cummins Power Generation Inc.
5310-00-780-5901DS-934250 INTERCHANGEABLE
Washer,spring Tension
Eaton Aerospace, Llc Dba Jackson South
5940-00-901-2040 INTERCHANGEABLE
Terminal,stud
5935-00-928-81167582 INTERCHANGEABLE
Connector,receptacle,electrical
Hobart Bros Co
5995-01-065-5127709-4684914 ITEM6 INTERCHANGEABLE
Cable Control
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
0125000002 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
012-500-0002 Kunkle Industries Inc Lonergan Valve Div (USA)
NMP278PC51 Kunkle Industries Inc Lonergan Valve Div (USA)
012.500.0002 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
012-500-0002 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
NMP203PCK1 Kunkle Industries Inc Lonergan Valve Div (USA)
51-5-2 Kunkle Industries Inc Lonergan Valve Div (USA)
48-2371 Pioneer Industries, Llc (USA)
Related Parts
5315-00-010-8629INTERCHANGEABLE
PIN,COTTER
108629
5310-00-146-0172INTERCHANGEABLE
NUT
5152
4810-00-308-1751INTERCHANGEABLE
VALVE,SOLENOID
5152
5975-00-339-0948INTERCHANGEABLE
CLAMP,DEADEND
4310-00-354-8483INTERCHANGEABLE
PISTON,COMPRESSOR
5152
5315-00-625-2814INTERCHANGEABLE
KEY,WOODRUFF
515-0002
5310-00-780-5901INTERCHANGEABLE
WASHER,SPRING TENSION
DS-934250
5940-00-901-2040INTERCHANGEABLE
TERMINAL,STUD
5935-00-928-8116INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
7582
5995-01-065-5127INTERCHANGEABLE
CABLE CONTROL
709-4684914 ITEM6
2920-01-103-9342INTERCHANGEABLE
ROTOR
5152
5940-01-117-9440INTERCHANGEABLE
TERMINAL BOARD
356-31-05-001

Frequently Asked Questions

What is NSN 4820-00-036-1732?

NSN 4820-00-036-1732 is a Seat,valve, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-036-1732?

NSN 4820-00-036-1732 has 8 cross-referenced part numbers: 0125000002 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 012-500-0002 (Kunkle Industries Inc Lonergan Valve Div), NMP278PC51 (Kunkle Industries Inc Lonergan Valve Div), 012.500.0002 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 012-500-0002 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby) and 3 more.

What NSN replaces 4820-00-036-1732?

There are 12 known substitutes for 4820-00-036-1732: 5315-00-010-8629, 5310-00-146-0172, 4810-00-308-1751 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 0125000002?

Key specifications for 0125000002: Style Designator: PLAIN THREADED; Nominal Thread Size: 1.213 INCHES SINGLE THREADED PORTION IN; Thread Class: 2A SINGLE THREADED PORTION A; Thread Length: 0.469 INCHES NOMINAL SINGLE THREADED PORTION IN. 11 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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