PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PRP909-6Ring,piston

Textron Lycoming Inc Williamsport Plant · NSN 2810-01-386-4303 · FSC 2810 · No Item Name Available
Verified by PartsTable
NSN 2810-01-386-4303 — this item is cataloged by the U.S. Government under National Stock Number 2810-01-386-4303. Primary manufacturer part number: PRP909-6.
Features
  • Ring,piston — FSC 2810
  • 1 verified cross-reference
  • Primary manufacturer: Textron Lycoming Inc Williamsport Plant
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ring,piston, cataloged under National Stock Number 2810-01-386-4303, is classified within Federal Supply Class 2810 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Textron Lycoming Inc Williamsport Plant. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRing,piston
FSC / FSG2810 — No Item Name Available (FSG 28)
ManufacturersTextron Lycoming Inc Williamsport Plant (CAGE 80254)
Technical Specifications
ParameterValue
NSN2810-01-386-4303
Primary Part NumberPRP909-6
Item NameRing,piston
FSC / FSG2810 / 28 — No Item Name Available
ManufacturerTextron Lycoming Inc Williamsport Plant
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5330-00-560-56278034478 INTERCHANGEABLE
Packing,preformed
Us Army Aviation and Missile Command
5331-01-384-9889 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
PRP909-6 PRIMARY Textron Lycoming Inc Williamsport Plant (USA)
Related Parts
5330-00-560-5627INTERCHANGEABLE
PACKING,PREFORMED
8034478
5331-01-384-9889INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 2810-01-386-4303?

NSN 2810-01-386-4303 is a Ring,piston, manufactured by Textron Lycoming Inc Williamsport Plant, classified under FSC 2810 (No Item Name Available). Status: active.

What are the part numbers for NSN 2810-01-386-4303?

NSN 2810-01-386-4303 has 1 cross-referenced part number: PRP909-6 (Textron Lycoming Inc Williamsport Plant).

What NSN replaces 2810-01-386-4303?

There are 2 known substitutes for 2810-01-386-4303: 5330-00-560-5627, 5331-01-384-9889. Verify interchangeability with system specifications before substitution.

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