PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

010.500.0084Seat,valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-00-343-6973 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-343-6973 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-343-6973. Primary manufacturer part number: 010.500.0084.
Features
  • Seat,valve — FSC 4820
  • Style Designator: PLAIN THREADED
  • Thread Series Designator: UNS SINGLE THREADED PORTION
  • Body Inside Diameter: 0.750 INCHES MINIMUM AND 0.751 INCHES MAXIMUM IN
  • Nominal Thread Size: 1.213 INCHES SINGLE THREADED PORTION IN
  • Seating Surface Shape: ANGULAR
  • Thread Class: 2A SINGLE THREADED PORTION A
  • Seat Angle in Deg: 45.000 NOMINAL
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 4820-00-343-6973, 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 5 commercial cross-references from 3 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
NSN4820-00-343-6973
Primary Part Number010.500.0084
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
Thread Series DesignatorUNS SINGLE THREADED PORTION
Body Inside Diameter0.750 INCHES MINIMUM AND 0.751 INCHES MAXIMUM IN
Nominal Thread Size1.213 INCHES SINGLE THREADED PORTION IN
Seating Surface ShapeANGULAR
Thread Class2A SINGLE THREADED PORTION A
Seat Angle in Deg45.000 NOMINAL
Thread Quantity Per Inch24 SINGLE THREADED PORTION
Thread Length0.469 INCHES NOMINAL SINGLE THREADED PORTION IN
MaterialNICKEL ALLOY OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5360-00-200-94744152 INTERCHANGEABLE
Spring,helical,compression
Meggitt North Hollywood Inc
4720-00-278-111412B 1/2ID 50 FT LG INTERCHANGEABLE
Hose,nonmetallic
Gates Corporation
3010-00-289-7070415-2 INTERCHANGEABLE
Coupling,shaft,flexible
Pax Mfg Corp Hammarlund Mfg Co Div
5305-00-349-81744152 INTERCHANGEABLE
Screw,wheel Pillar
Wakmann Watch Company Inc
4820-00-369-3009340-4801-1000967PCD3 INTERCHANGEABLE
Disk,valve
Naval Ship Systems Command
5905-00-958-9260 INTERCHANGEABLE
Resistor,thermal
5961-01-115-2378C4751-1 INTERCHANGEABLE
Transistor
Crown Audio, Inc. Dba Crown International
5945-01-390-54661211445-201 INTERCHANGEABLE
Flasher,solid State
Lockheed Martin Corporation Div Rms
5340-01-460-0361415-2 INTERCHANGEABLE
Cap-Plug,protective,dust and Moi
Niagara Plastics L.l.c.
5340-01-614-69414152 INTERCHANGEABLE
Strike,catch
Edro Corporation, the Dba Edro Corp
Cross-Reference Index
Part NumberManufacturer
010.500.0084 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
010.500.0084 Kunkle Industries Inc Lonergan Valve Div (USA)
010-500-0084 Kunkle Industries Inc Lonergan Valve Div (USA)
41-5-2 Kunkle Industries Inc Lonergan Valve Div (USA)
010.500.0084 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
Related Parts
5360-00-200-9474INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4152
4720-00-278-1114INTERCHANGEABLE
HOSE,NONMETALLIC
12B 1/2ID 50 FT LG
3010-00-289-7070INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
415-2
5305-00-349-8174INTERCHANGEABLE
SCREW,WHEEL PILLAR
4152
4820-00-369-3009INTERCHANGEABLE
DISK,VALVE
340-4801-1000967PCD3
5905-00-958-9260INTERCHANGEABLE
RESISTOR,THERMAL
5961-01-115-2378INTERCHANGEABLE
TRANSISTOR
C4751-1
5945-01-390-5466INTERCHANGEABLE
FLASHER,SOLID STATE
1211445-201
5340-01-460-0361INTERCHANGEABLE
CAP-PLUG,PROTECTIVE,DUST AND MOI
415-2
5340-01-614-6941INTERCHANGEABLE
STRIKE,CATCH
4152
8340-01-649-2215INTERCHANGEABLE
SHADE ASSEMBLY,SOLA
4152
1305-01-709-2453INTERCHANGEABLE
CARTRIDGE,CALIBER .338 MAGNUM
4152

Frequently Asked Questions

What is NSN 4820-00-343-6973?

NSN 4820-00-343-6973 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 4820-00-343-6973?

NSN 4820-00-343-6973 has 5 cross-referenced part numbers: 010.500.0084 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 010.500.0084 (Kunkle Industries Inc Lonergan Valve Div), 010-500-0084 (Kunkle Industries Inc Lonergan Valve Div), 41-5-2 (Kunkle Industries Inc Lonergan Valve Div), 010.500.0084 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).

What NSN replaces 4820-00-343-6973?

There are 12 known substitutes for 4820-00-343-6973: 5360-00-200-9474, 4720-00-278-1114, 3010-00-289-7070 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 010.500.0084?

Key specifications for 010.500.0084: Style Designator: PLAIN THREADED; Thread Series Designator: UNS SINGLE THREADED PORTION; Body Inside Diameter: 0.750 INCHES MINIMUM AND 0.751 INCHES MAXIMUM IN; Overall Height: 0.688 INCHES NOMINAL 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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