PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

287922Upper Seat Kit

Automatic Switch Company Dba Asco · NSN 4810-01-538-1800 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-538-1800 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-538-1800. Primary manufacturer part number: 287922.
Features
  • Upper Seat Kit — FSC 4810
  • 3 verified cross-references
  • Primary manufacturer: Automatic Switch Company Dba Asco
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Upper Seat Kit, cataloged under National Stock Number 4810-01-538-1800, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Automatic Switch Company Dba Asco. This item has 3 commercial cross-references from 1 manufacturer, 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
NSN4810-01-538-1800
Primary Part Number287922
Item NameUpper Seat Kit
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerAutomatic Switch Company Dba Asco
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4810-01-111-9968AV182-430-1 INTERCHANGEABLE
Valve,solenoid
Automatic Switch Company Dba Asco
4810-01-146-4856AV182-430PIECE73 INTERCHANGEABLE
Seat,valve
Automatic Switch Company Dba Asco
4730-01-163-1160HV-34-434-1 INTERCHANGEABLE
Flange,pipe
Automatic Switch Company Dba Asco
4820-01-551-1222290182 INTERCHANGEABLE
Parts Kit,valve
Automatic Switch Company Dba Asco
4810-01-714-1359 INTERCHANGEABLE
Valve,solenoid
Cross-Reference Index
Part NumberManufacturer
AV182-430 Automatic Switch Company Dba Asco (USA)
AV182-430-1 ITEM 15, 52, 53 Automatic Switch Company Dba Asco (USA)
287922 PRIMARY Automatic Switch Company Dba Asco (USA)
Related Parts
4810-01-111-9968INTERCHANGEABLE
VALVE,SOLENOID
AV182-430-1
4810-01-146-4856INTERCHANGEABLE
SEAT,VALVE
AV182-430PIECE73
4730-01-163-1160INTERCHANGEABLE
FLANGE,PIPE
HV-34-434-1
4820-01-551-1222INTERCHANGEABLE
PARTS KIT,VALVE
290182
4810-01-714-1359INTERCHANGEABLE
VALVE,SOLENOID

Frequently Asked Questions

What is NSN 4810-01-538-1800?

NSN 4810-01-538-1800 is a Upper Seat Kit, manufactured by Automatic Switch Company Dba Asco, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-538-1800?

NSN 4810-01-538-1800 has 3 cross-referenced part numbers: AV182-430 (Automatic Switch Company Dba Asco), AV182-430-1 ITEM 15, 52, 53 (Automatic Switch Company Dba Asco), 287922 (Automatic Switch Company Dba Asco).

What NSN replaces 4810-01-538-1800?

There are 5 known substitutes for 4810-01-538-1800: 4810-01-111-9968, 4810-01-146-4856, 4730-01-163-1160 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 287922?

Key specifications for 287922: Special Features: CONSISTS OF 3 PIECES: ITEM 15 PACKING, CARBON YARN, P/N 021544-M; ITEM 52 VALVE SEAT O-RING, P/N 039619-030-HT, MATERIAL ETHYLENE PROPYLENE; ITEM 53 VALVE SEAT (UPPER), P/N 178223-001, MATERIAL QQ-N-281 FORM I, CD, CLASS B, MONEL; INSTRUCTION SHEET 6530-R; Part Name Assigned by Controlling Agency: UPPER SEAT KIT; End Item Identification: 4810-00-265-0674, 4810-01-111-9968, 1 IN, 3-WAY SOLENOID VALVE P/N AV182-430-1 IN. 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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