PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28215Seat,valve

Moog Military Aircraft Llc · NSN 4810-01-090-9169 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-090-9169 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-090-9169. Primary manufacturer part number: 28215.
Features
  • Seat,valve — FSC 4810
  • Seat Angle in Deg: 45.000 NOMINAL
  • Body Outside Diameter: 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
  • Style Designator: PLAIN FLANGED
  • Material: STEEL COMP 431 OVERALL
  • Surface Treatment: PASSIVATE OVERALL
  • Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Seating Surface Shape: ANGULAR
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Comp 431 Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4810-01-090-9169, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Moog Military Aircraft Llc. Government technical data includes 12 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-01-090-9169
Primary Part Number28215
Item NameSeat,valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerMoog Military Aircraft Llc
StatusACTIVE
Seat Angle in Deg45.000 NOMINAL
Body Outside Diameter0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
Style DesignatorPLAIN FLANGED
MaterialSTEEL COMP 431 OVERALL
Surface TreatmentPASSIVATE OVERALL
Material Document and ClassificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Seating Surface ShapeANGULAR
Hardness Rating42.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM OVERALL
Flange Seat to Disk End Height0.045 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
Flange Diameter0.350 INCHES MINIMUM AND 0.352 INCHES MAXIMUM IN
Body Inside Diameter0.135 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
Under Flange Height0.218 INCHES MINIMUM AND 0.222 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-213-150528215 INTERCHANGEABLE
Gasket
Komatsu America Corporation
5950-00-255-3370JD-2557-B INTERCHANGEABLE
Transformer,power
Jenny Products, Inc
4730-00-278-37240101-12-12 INTERCHANGEABLE
Nipple,pipe
Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division
5360-01-069-484728215 INTERCHANGEABLE
Spring,helical,compression
Mcculloch Corp
Cross-Reference Index
Part NumberManufacturer
28215 E-Systems Inc Montek Div Fluid Controls Opns (USA)
28215 Moog Inc (USA)
28215 PRIMARY Moog Military Aircraft Llc (USA)
28215 Mid-America Aerotech, Llc (USA)
28215 Moog Inc Div Moog Inc., Space and Defense - Salt Lake City (USA)
Related Parts
5330-00-213-1505INTERCHANGEABLE
GASKET
28215
5950-00-255-3370INTERCHANGEABLE
TRANSFORMER,POWER
JD-2557-B
4730-00-278-3724INTERCHANGEABLE
NIPPLE,PIPE
0101-12-12
5360-01-069-4847INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
28215

Frequently Asked Questions

What is NSN 4810-01-090-9169?

NSN 4810-01-090-9169 is a Seat,valve, manufactured by Moog Military Aircraft Llc, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-090-9169?

NSN 4810-01-090-9169 has 5 cross-referenced part numbers: 28215 (E-Systems Inc Montek Div Fluid Controls Opns), 28215 (Moog Inc), 28215 (Moog Military Aircraft Llc), 28215 (Mid-America Aerotech, Llc), 28215 (Moog Inc Div Moog Inc., Space and Defense - Salt Lake City).

What NSN replaces 4810-01-090-9169?

There are 4 known substitutes for 4810-01-090-9169: 5330-00-213-1505, 5950-00-255-3370, 4730-00-278-3724 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 28215?

Key specifications for 28215: Seat Angle in Deg: 45.000 NOMINAL; Body Outside Diameter: 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Style Designator: PLAIN FLANGED; Material: STEEL COMP 431 OVERALL. 12 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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