PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

0103030069Seat,valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-00-036-1777 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-036-1777 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-036-1777. Primary manufacturer part number: 0103030069.
Features
  • Seat,valve — FSC 4820
  • Flange Seat to Disk End Height: 0.531 INCHES NOMINAL IN
  • Seat Angle in Deg: 45.000 NOMINAL
  • Seating Surface Shape: ANGULAR
  • Under Flange Height: 1.688 INCHES NOMINAL IN
  • Flange Diameter: 1.469 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Style Designator: PLAIN FLANGED
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-036-1777, 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 3 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
NSN4820-00-036-1777
Primary Part Number0103030069
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
Flange Seat to Disk End Height0.531 INCHES NOMINAL IN
Seat Angle in Deg45.000 NOMINAL
Seating Surface ShapeANGULAR
Under Flange Height1.688 INCHES NOMINAL IN
Flange Diameter1.469 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Style DesignatorPLAIN FLANGED
Material Document and Classification66,AISI 303/SAE 30303 FED STD SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter1.000 INCHES NOMINAL IN
Body Outside Diameter1.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4920-00-110-23644133 INTERCHANGEABLE
Monitor,special
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5965-00-232-1925 INTERCHANGEABLE
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5955-00-280-497341-33 INTERCHANGEABLE
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3040-00-339-448621U1141PC4133 INTERCHANGEABLE
Lining,bearing Half
Naval Ship Systems Command
5305-00-349-81304133 INTERCHANGEABLE
Screw,pallet,clock
Wakmann Watch Company Inc
6250-00-494-0644 INTERCHANGEABLE
Lampholder
6532-01-083-43034133 INTERCHANGEABLE
Footwear Covers,operating Room
Precept Inc
7210-01-204-54374135 INTERCHANGEABLE
Washcloth
Johnson & Johnson Sales and Logistics Company Llc Div Sales and Logistics Company, Llc
5360-01-251-12074133 INTERCHANGEABLE
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2920-01-258-93934133 INTERCHANGEABLE
Spark Plug
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Cross-Reference Index
Part NumberManufacturer
41-3-3 Kunkle Industries Inc Lonergan Valve Div (USA)
41-3-3 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
0103030069 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
Related Parts
4920-00-110-2364INTERCHANGEABLE
MONITOR,SPECIAL
4133
5965-00-232-1925INTERCHANGEABLE
MICROPHONE ELEMENT
5955-00-280-4973INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
41-33
3040-00-339-4486INTERCHANGEABLE
LINING,BEARING HALF
21U1141PC4133
5305-00-349-8130INTERCHANGEABLE
SCREW,PALLET,CLOCK
4133
6250-00-494-0644INTERCHANGEABLE
LAMPHOLDER
6532-01-083-4303INTERCHANGEABLE
FOOTWEAR COVERS,OPERATING ROOM
4133
7210-01-204-5437INTERCHANGEABLE
WASHCLOTH
4135
5360-01-251-1207INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4133
2920-01-258-9393INTERCHANGEABLE
SPARK PLUG
4133
5961-01-363-7049INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5315-01-669-5811INTERCHANGEABLE
PIN,QUICK RELEASE
4133

Frequently Asked Questions

What is NSN 4820-00-036-1777?

NSN 4820-00-036-1777 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 4820-00-036-1777?

NSN 4820-00-036-1777 has 3 cross-referenced part numbers: 41-3-3 (Kunkle Industries Inc Lonergan Valve Div), 41-3-3 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 0103030069 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).

What NSN replaces 4820-00-036-1777?

There are 12 known substitutes for 4820-00-036-1777: 4920-00-110-2364, 5965-00-232-1925, 5955-00-280-4973 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 0103030069?

Key specifications for 0103030069: Flange Seat to Disk End Height: 0.531 INCHES NOMINAL IN; Seat Angle in Deg: 45.000 NOMINAL; Seating Surface Shape: ANGULAR; Under Flange Height: 1.688 INCHES NOMINAL IN. 10 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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