NSN 4810-00-231-5500 — this item is cataloged by the U.S. Government under National Stock Number 4810-00-231-5500. Manufacturer of record part number: 105A218.
Also searched as4810-00-231-5500 ·
4810002315500 ·
NIIN 002315500 ·
00-231-5500 ·
FSC 4810 Valves, Powered · CAGE 78385 · 105A218
Body Outside Diameter: 0.434 INCHES MINIMUM AND 0.436 INCHES MAXIMUM IN
Style Designator: PLAIN
Material Document and Classification: FM-1,E I DUPONT DE NEMOURS AND CO,INC MFR REF SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter: 0.125 INCHES NOMINAL IN
Material: PLASTIC OVERALL
Seating Surface Shape: FLAT
Identification
NSN: 4810-00-231-5500
NIIN: 002315500
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
Primary part number: 105A218
Manufacturer: Meggitt Troy Inc
General Description
The Seat,valve, cataloged under National Stock Number 4810-00-231-5500, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Meggitt Troy Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4810-00-231-5500
Primary Part Number
105A218
Item Name
Seat,valve
FSC / FSG
4810 / 48 — Valves, Powered
Manufacturer
Meggitt Troy Inc
Status
ACTIVE
FSC Application Data
BRAKE SYSTEM,AIRCRAFT
Body Outside Diameter
0.434 INCHES MINIMUM AND 0.436 INCHES MAXIMUM IN
Style Designator
PLAIN
Material Document and Classification
FM-1,E I DUPONT DE NEMOURS AND CO,INC MFR REF SINGLE MATERIAL RESPONSE OVERALL
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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4810-00-001-4531 · Item name not on file
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4810-00-001-4532 · Item name not on file
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4810-00-001-4554 · Item name not on file
4810-00-001-4555
4810-00-001-4555 · Item name not on file
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4810-00-001-4556 · Item name not on file
4810-00-001-4611
4810-00-001-4611 · Item name not on file
Frequently Asked Questions
What is NSN 4810-00-231-5500?
NSN 4810-00-231-5500 is a Seat,valve, manufactured by Meggitt Troy Inc, classified under FSC 4810, Valves, Powered. Status: active.
What part numbers are listed for NSN 4810-00-231-5500?
NSN 4810-00-231-5500 has 1 manufacturer part number on file: 105A218 (Meggitt Troy Inc).
What are the specifications of 105A218?
Key specifications for 105A218: Overall Height: 0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN; FSC Application Data: BRAKE SYSTEM,AIRCRAFT; Body Outside Diameter: 0.434 INCHES MINIMUM AND 0.436 INCHES MAXIMUM IN; Style Designator: PLAIN. 7 specifications are documented in the U.S. Government catalog.
Is NSN 4810-00-231-5500 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.