PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8526497Seat,valve

Us Army Aviation and Missile Command · NSN 4810-00-613-2859 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-00-613-2859 — this item is cataloged by the U.S. Government under National Stock Number 4810-00-613-2859. Primary manufacturer part number: 8526497.
Features
  • Seat,valve — FSC 4810
  • Material: STEEL CORROSION RESISTING OVERALL
  • Flange Seat to Disk End Height: 0.068 INCHES NOMINAL IN
  • Body Outside Diameter: 0.387 INCHES MINIMUM AND 0.389 INCHES MAXIMUM IN
  • Flange Diameter: 0.496 INCHES MINIMUM AND 0.498 INCHES MAXIMUM IN
  • Seating Surface Shape: FLAT
  • Style Designator: PLAIN FLANGED
  • Under Flange Height: 0.185 INCHES NOMINAL IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4810-00-613-2859, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4810-00-613-2859
Primary Part Number8526497
Item NameSeat,valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusCANCELLED
MaterialSTEEL CORROSION RESISTING OVERALL
Flange Seat to Disk End Height0.068 INCHES NOMINAL IN
Body Outside Diameter0.387 INCHES MINIMUM AND 0.389 INCHES MAXIMUM IN
Flange Diameter0.496 INCHES MINIMUM AND 0.498 INCHES MAXIMUM IN
Seating Surface ShapeFLAT
Style DesignatorPLAIN FLANGED
Under Flange Height0.185 INCHES NOMINAL IN
Body Inside Diameter0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
3110-00-109-1155 INTERCHANGEABLE
Bearing,ball,annular
6625-00-179-1217 INTERCHANGEABLE
Meter,audio Level
4730-00-336-938099138332 INTERCHANGEABLE
Strainer,sediment
Alfa Laval Inc
4310-00-890-2006 INTERCHANGEABLE
Pipe Assembly
5950-01-012-630113173 INTERCHANGEABLE
Coil,electrical
Circor Aerospace, Inc. Dba Circor Aerospace Inc
1330-01-574-760713021101 INTERCHANGEABLE
Grenade,hand
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
Cross-Reference Index
Part NumberManufacturer
8526497 Us Army Aviation and Missile Command (USA)
13173 E-Systems Inc Montek Div Fluid Controls Opns (USA)
13173 Moog Inc (USA)
13173 Mid-America Aerotech, Llc (USA)
13173 Moog Inc Div Moog Inc., Space and Defense - Salt Lake City (USA)
Related Parts
3110-00-109-1155INTERCHANGEABLE
BEARING,BALL,ANNULAR
6625-00-179-1217INTERCHANGEABLE
METER,AUDIO LEVEL
4730-00-336-9380INTERCHANGEABLE
STRAINER,SEDIMENT
99138332
4310-00-890-2006INTERCHANGEABLE
PIPE ASSEMBLY
5950-01-012-6301INTERCHANGEABLE
COIL,ELECTRICAL
13173
1330-01-574-7607INTERCHANGEABLE
GRENADE,HAND
13021101

Frequently Asked Questions

What is NSN 4810-00-613-2859?

NSN 4810-00-613-2859 is a Seat,valve, manufactured by Us Army Aviation and Missile Command, classified under FSC 4810 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4810-00-613-2859?

NSN 4810-00-613-2859 has 5 cross-referenced part numbers: 8526497 (Us Army Aviation and Missile Command), 13173 (E-Systems Inc Montek Div Fluid Controls Opns), 13173 (Moog Inc), 13173 (Mid-America Aerotech, Llc), 13173 (Moog Inc Div Moog Inc., Space and Defense - Salt Lake City).

What NSN replaces 4810-00-613-2859?

There are 6 known substitutes for 4810-00-613-2859: 3110-00-109-1155, 6625-00-179-1217, 4730-00-336-9380 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8526497?

Key specifications for 8526497: Material: STEEL CORROSION RESISTING OVERALL; Flange Seat to Disk End Height: 0.068 INCHES NOMINAL IN; Body Outside Diameter: 0.387 INCHES MINIMUM AND 0.389 INCHES MAXIMUM IN; Flange Diameter: 0.496 INCHES MINIMUM AND 0.498 INCHES MAXIMUM IN. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4810-00-613-2859 still in active supply?

NSN 4810-00-613-2859 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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