PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20253FIND5Seat,valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-01-246-9863 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-246-9863 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-246-9863. Primary manufacturer part number: 20253FIND5.
Features
  • Seat,valve — FSC 4820
  • Criticality Code Justification: ZZZY
  • Specification/standard Data: 96906-MIL-STD-129 GOVERNMENT STANDARD AND 81349-MIL-I-45208/STR 500 GOVERNMENT SPECIFICATION
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • 5 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 4820-01-246-9863, 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 3 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
NSN4820-01-246-9863
Primary Part Number20253FIND5
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
Specification/standard Data96906-MIL-STD-129 GOVERNMENT STANDARD AND 81349-MIL-I-45208/STR 500 GOVERNMENT SPECIFICATION
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5331-00-412-902306689232222 INTERCHANGEABLE
O-Ring
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
5360-00-597-4883 INTERCHANGEABLE
Spring,helical,extension
3110-01-016-784020-269 INTERCHANGEABLE
Bearing,ball,annular
Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc
4820-01-034-17220744700128 INTERCHANGEABLE
Seat,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5962-01-050-6955MM54C175J INTERCHANGEABLE
Microcircuit,digital
National Semiconductor Corporation
2910-01-066-417020269 INTERCHANGEABLE
Button,thrust Injection Pump Gea
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
4820-01-203-8853 INTERCHANGEABLE
Valve,relief,pressure and Temper
5360-01-228-0867 INTERCHANGEABLE
Spring,helical,compression
4820-01-246-5824 INTERCHANGEABLE
Stem,fluid Valve
4730-01-246-5854 INTERCHANGEABLE
Adapter Bushing
Cross-Reference Index
Part NumberManufacturer
20253FIND5 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
20269PC5 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
20253FIND5 Naval Inventory Control Point Mechanicsburg (USA)
20269 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
A7447.002.128 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
Related Parts
5331-00-412-9023INTERCHANGEABLE
O-RING
06689232222
5360-00-597-4883INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
3110-01-016-7840INTERCHANGEABLE
BEARING,BALL,ANNULAR
20-269
4820-01-034-1722INTERCHANGEABLE
SEAT,VALVE
0744700128
5962-01-050-6955INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
MM54C175J
2910-01-066-4170INTERCHANGEABLE
BUTTON,THRUST INJECTION PUMP GEA
20269
4820-01-203-8853INTERCHANGEABLE
VALVE,RELIEF,PRESSURE AND TEMPER
5360-01-228-0867INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4820-01-246-5824INTERCHANGEABLE
STEM,FLUID VALVE
4730-01-246-5854INTERCHANGEABLE
ADAPTER BUSHING
4820-01-312-8285INTERCHANGEABLE
SEAT,VALVE
07447002128
3010-01-445-8000INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
20-269

Frequently Asked Questions

What is NSN 4820-01-246-9863?

NSN 4820-01-246-9863 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 4820-01-246-9863?

NSN 4820-01-246-9863 has 5 cross-referenced part numbers: 20253FIND5 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 20269PC5 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 20253FIND5 (Naval Inventory Control Point Mechanicsburg), 20269 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), A7447.002.128 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).

What NSN replaces 4820-01-246-9863?

There are 12 known substitutes for 4820-01-246-9863: 5331-00-412-9023, 5360-00-597-4883, 3110-01-016-7840 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20253FIND5?

Key specifications for 20253FIND5: Criticality Code Justification: ZZZY; Specification/standard Data: 96906-MIL-STD-129 GOVERNMENT STANDARD AND 81349-MIL-I-45208/STR 500 GOVERNMENT SPECIFICATION; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS. 3 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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