PartsTable TECHNICAL DATA SHEET
NSN 2805-00-061-5265Government record, cited

Ring, Piston2805-00-061-5265

NSN 2805-00-061-5265 · NIIN 000615265 · Part number 15R33225
Frick Co · FSC 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components · FSG 28 — Engines, Turbines, and Components · CAGE 23587
Government record, cited
NSN 2805-00-061-5265 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-061-5265. Manufacturer of record part number: 15R33225.
Also searched as  2805-00-061-5265 · 2805000615265 · NIIN 000615265 · 00-061-5265 · FSC 2805 Gasoline Reciprocating Engines, Except Aircraft; and Components · CAGE 23587 · 15R33225
Nearby stock numbers  ·
Features
  • Ring,piston — FSC 2805
  • Cross-Sectional Shape Style: TAPERED FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL
  • Joint Style: STEP JOINT
  • Oil Passage Type and Quantity: 8 GROOVE HORIZONTALLY THROUGH RING
  • Radial Wall Thickness: 0.1650 INCHES MINIMUM AND 0.1750 INCHES MAXIMUM IN
  • Ring Style: CONCENTRIC
  • Standard Bore Diameter: 4.375 INCHES IN
  • 1 manufacturer part number on file
Identification
  • NSN: 2805-00-061-5265
  • NIIN: 000615265
  • FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
  • FSG: 28 — Engines, Turbines, and Components
  • Primary part number: 15R33225
  • Manufacturer: Frick Co
General Description

The Ring,piston, cataloged under National Stock Number 2805-00-061-5265, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Frick Co. Government technical data includes 6 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
ParameterValue
NSN2805-00-061-5265
Primary Part Number15R33225
Item NameRing,piston
FSC / FSG2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components
ManufacturerFrick Co
StatusACTIVE
Cross-Sectional Shape StyleTAPERED FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL
Joint StyleSTEP JOINT
Oil Passage Type and Quantity8 GROOVE HORIZONTALLY THROUGH RING
Radial Wall Thickness0.1650 INCHES MINIMUM AND 0.1750 INCHES MAXIMUM IN
Ring StyleCONCENTRIC
Standard Bore Diameter4.375 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
15R33225 PRIMARY Frick Co (USA)
No interchangeability data on file.
Other items in FSC 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2805-00-010-2959
2805-00-010-2959 · Item name not on file
2805-00-066-3426
TAPPET,ENGINE POPPET VALVE
2805-00-326-0797
SPRING,COUPLING FLA
2805-00-395-7778
BALL,BY-PASS VALVE
2805-00-422-9321
RING SET,PISTON
2805-00-447-9114
VALVE,POPPET,ENGINE
2805-00-448-0786
CAMSHAFT
2805-00-561-9463
GUIDE,VALVE STEM

Frequently Asked Questions

What is NSN 2805-00-061-5265?

NSN 2805-00-061-5265 is a Ring,piston, manufactured by Frick Co, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.

What part numbers are listed for NSN 2805-00-061-5265?

NSN 2805-00-061-5265 has 1 manufacturer part number on file: 15R33225 (Frick Co).

What are the specifications of 15R33225?

Key specifications for 15R33225: Overall Width: 0.2480 INCHES MINIMUM AND 0.2490 INCHES MAXIMUM IN; Cross-Sectional Shape Style: TAPERED FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL; Joint Style: STEP JOINT; Oil Passage Type and Quantity: 8 GROOVE HORIZONTALLY THROUGH RING. 6 specifications are documented in the U.S. Government catalog.

Is NSN 2805-00-061-5265 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.
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