PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

074993Seat,valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-00-066-5607 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-066-5607 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-066-5607. Primary manufacturer part number: 074993.
Features
  • Seat,valve — FSC 4820
  • Material Document and Classification: AISI 304 ASSN STD SINGLE MATERIAL RESPONSE BODY
  • Taper Length: 4.118 INCHES MINIMUM AND 4.132 INCHES MAXIMUM IN
  • Material: STEEL CORROSION RESISTING BODY
  • Taper Minor Diameter: 0.840 INCHES MINIMUM AND 0.844 INCHES MAXIMUM IN
  • Seating Surface Shape: RADIAL
  • Taper Major Diameter: 1.687 INCHES MINIMUM AND 1.689 INCHES MAXIMUM IN
  • 3 verified cross-references
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting Body construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-066-5607, 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 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-066-5607
Primary Part Number074993
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
Material Document and ClassificationAISI 304 ASSN STD SINGLE MATERIAL RESPONSE BODY
Taper Length4.118 INCHES MINIMUM AND 4.132 INCHES MAXIMUM IN
MaterialSTEEL CORROSION RESISTING BODY
Taper Minor Diameter0.840 INCHES MINIMUM AND 0.844 INCHES MAXIMUM IN
Seating Surface ShapeRADIAL
Taper Major Diameter1.687 INCHES MINIMUM AND 1.689 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5360-00-253-696974993 INTERCHANGEABLE
Spring,helical,compression
Dresser, Llc
5360-00-819-305974993 INTERCHANGEABLE
Spring,helical,compression
Honeywell International Inc. Div Aerospace - Torrance
7690-01-642-6642074993 INTERCHANGEABLE
Label
Astec Industries Inc Div Astec Ind.
Cross-Reference Index
Part NumberManufacturer
A49150PC3 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
74993 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
074993 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
Related Parts
5360-00-253-6969INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
74993
5360-00-819-3059INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
74993
7690-01-642-6642INTERCHANGEABLE
LABEL
074993

Frequently Asked Questions

What is NSN 4820-00-066-5607?

NSN 4820-00-066-5607 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 4820-00-066-5607?

NSN 4820-00-066-5607 has 3 cross-referenced part numbers: A49150PC3 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 74993 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 074993 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).

What NSN replaces 4820-00-066-5607?

There are 3 known substitutes for 4820-00-066-5607: 5360-00-253-6969, 5360-00-819-3059, 7690-01-642-6642. Verify interchangeability with system specifications before substitution.

What are the specifications of 074993?

Key specifications for 074993: Material Document and Classification: AISI 304 ASSN STD SINGLE MATERIAL RESPONSE BODY; Taper Length: 4.118 INCHES MINIMUM AND 4.132 INCHES MAXIMUM IN; Material: STEEL CORROSION RESISTING BODY; Taper Minor Diameter: 0.840 INCHES MINIMUM AND 0.844 INCHES MAXIMUM IN. 6 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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