PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A7410.001.127Seat,valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-01-227-2891 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-227-2891 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-227-2891. Primary manufacturer part number: A7410.001.127.
Features
  • Seat,valve — FSC 4820
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330
  • 3 verified cross-references
  • Primary manufacturer: Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-227-2891, 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 2 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-227-2891
Primary Part NumberA7410.001.127
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsCLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4820-00-588-2725858PC20 INTERCHANGEABLE
Seat,valve
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
4820-00-759-55618596-20 INTERCHANGEABLE
Seat,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4810-00-943-1024 INTERCHANGEABLE
Seat,valve
4820-01-145-6466 INTERCHANGEABLE
Seat,valve
4820-01-218-8028 INTERCHANGEABLE
Seat,valve
Cross-Reference Index
Part NumberManufacturer
A7410.001.127 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
A7410.001.127 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
A7410.001.127CP Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
4820-00-588-2725INTERCHANGEABLE
SEAT,VALVE
858PC20
4820-00-759-5561INTERCHANGEABLE
SEAT,VALVE
8596-20
4810-00-943-1024INTERCHANGEABLE
SEAT,VALVE
4820-01-145-6466INTERCHANGEABLE
SEAT,VALVE
4820-01-218-8028INTERCHANGEABLE
SEAT,VALVE

Frequently Asked Questions

What is NSN 4820-01-227-2891?

NSN 4820-01-227-2891 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 4820-01-227-2891?

NSN 4820-01-227-2891 has 3 cross-referenced part numbers: A7410.001.127 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), A7410.001.127 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), A7410.001.127CP (Naval Inventory Control Point Mechanicsburg).

What NSN replaces 4820-01-227-2891?

There are 5 known substitutes for 4820-01-227-2891: 4820-00-588-2725, 4820-00-759-5561, 4810-00-943-1024 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A7410.001.127?

Key specifications for A7410.001.127: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330. 2 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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