PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8504-799 PART 9603Seat,valve

Circor Aerospace, Inc. Dba Circor Aerospace Inc · NSN 4810-01-325-4556 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-325-4556 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-325-4556. Primary manufacturer part number: 8504-799 PART 9603.
Features
  • Seat,valve — FSC 4810
  • 3 verified cross-references
  • Primary manufacturer: Circor Aerospace, Inc. Dba Circor Aerospace Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4810-01-325-4556, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Circor Aerospace, Inc. Dba Circor Aerospace Inc. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeat,valve
FSC / FSG4810 — No Item Name Available (FSG 48)
ManufacturersAtkomatic Valve Co Inc (CAGE 70642); Circor Aerospace, Inc. Dba Circor Aerospace Inc (CAGE 91816)
Technical Specifications
ParameterValue
NSN4810-01-325-4556
Primary Part Number8504-799 PART 9603
Item NameSeat,valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerCircor Aerospace, Inc. Dba Circor Aerospace Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3110-00-107-7562 INTERCHANGEABLE
Bearing,ball,annular
6515-00-465-1006BD309603 INTERCHANGEABLE
Syringe,hypodermic
Becton, Dickinson and Co Dba Becton Dickinson & Co
5905-00-920-897341409A INTERCHANGEABLE
Resistor,variable,wire Wound,non
General Dynamics Motion Control Llc
5315-00-943-44792D1511 INTERCHANGEABLE
Pin
Caterpillar Inc Div Caterpillar Defense
5930-01-143-30259603 INTERCHANGEABLE
Switch,rotary
Perko Inc
5895-01-233-55979-603 INTERCHANGEABLE
Panel,damage Monito
Eldec Aerospace Corp
5970-01-331-6512 INTERCHANGEABLE
Insulator,bushing
6515-01-357-5932309603 INTERCHANGEABLE
Syringe,hypodermic
Becton Dickinson and Co Becton Dickinson Div
5825-01-470-0069 INTERCHANGEABLE
Receiver-Transmitter Subassembly
6660-01-559-26099603 INTERCHANGEABLE
Meteorological Station,automatic
All Weather, Inc. Dba All Weather Inc
Cross-Reference Index
Part NumberManufacturer
8504-799 PART 9603 Atkomatic Valve Co Inc (USA)
8504-799 PART 9603 PRIMARY Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA)
9603 Atkomatic Valve Co Inc (USA)
Related Parts
3110-00-107-7562INTERCHANGEABLE
BEARING,BALL,ANNULAR
6515-00-465-1006INTERCHANGEABLE
SYRINGE,HYPODERMIC
BD309603
5905-00-920-8973INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
41409A
5315-00-943-4479INTERCHANGEABLE
PIN
2D1511
5930-01-143-3025INTERCHANGEABLE
SWITCH,ROTARY
9603
5895-01-233-5597INTERCHANGEABLE
PANEL,DAMAGE MONITO
9-603
5970-01-331-6512INTERCHANGEABLE
INSULATOR,BUSHING
6515-01-357-5932INTERCHANGEABLE
SYRINGE,HYPODERMIC
309603
5825-01-470-0069INTERCHANGEABLE
RECEIVER-TRANSMITTER SUBASSEMBLY
6660-01-559-2609INTERCHANGEABLE
METEOROLOGICAL STATION,AUTOMATIC
9603

Frequently Asked Questions

What is NSN 4810-01-325-4556?

NSN 4810-01-325-4556 is a Seat,valve, manufactured by Circor Aerospace, Inc. Dba Circor Aerospace Inc, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-325-4556?

NSN 4810-01-325-4556 has 3 cross-referenced part numbers: 8504-799 PART 9603 (Atkomatic Valve Co Inc), 8504-799 PART 9603 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), 9603 (Atkomatic Valve Co Inc).

What NSN replaces 4810-01-325-4556?

There are 10 known substitutes for 4810-01-325-4556: 3110-00-107-7562, 6515-00-465-1006, 5905-00-920-8973 and 7 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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