NSN 2810-01-254-5338 · NIIN 012545338 · Part number 8S557
Caterpillar Inc Div Caterpillar Defense · FSC 2810 — Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components · FSG 28 — Engines, Turbines, and Components · CAGE 11083
Government record, cited
NSN 2810-01-254-5338 — this item is cataloged by the U.S. Government under National Stock Number 2810-01-254-5338. Manufacturer of record part number: 8S557.
Also searched as2810-01-254-5338 ·
2810012545338 ·
NIIN 012545338 ·
01-254-5338 ·
FSC 2810 Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components · CAGE 11083 · 8S557
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
NSN: 2810-01-254-5338
NIIN: 012545338
FSC: 2810 — Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 8S557
Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description
The Ring,piston, cataloged under National Stock Number 2810-01-254-5338, is classified within Federal Supply Class 2810 (Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Ring,piston
FSC / FSG
2810 — Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components (FSG 28)
Manufacturers
Caterpillar Inc Div Caterpillar Defense (CAGE 11083)
Technical Specifications
Parameter
Value
NSN
2810-01-254-5338
Primary Part Number
8S557
Item Name
Ring,piston
FSC / FSG
2810 / 28 — Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components
Other items in FSC 2810 — Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2810-00-037-4718
2810-00-037-4718 · Item name not on file
2810-00-037-8300
2810-00-037-8300 · Item name not on file
2810-00-070-7830
2810-00-070-7830 · Item name not on file
2810-00-073-5562
CYLINDER AND PISTON
2810-00-075-1018
2810-00-075-1018 · Item name not on file
2810-00-076-2698
2810-00-076-2698 · Item name not on file
2810-00-076-2699
2810-00-076-2699 · Item name not on file
2810-00-792-6442
FLANGE,E,HAUST
Frequently Asked Questions
What is NSN 2810-01-254-5338?
NSN 2810-01-254-5338 is a Ring,piston, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2810, Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components. Status: active.
What part numbers are listed for NSN 2810-01-254-5338?
NSN 2810-01-254-5338 has 1 manufacturer part number on file: 8S557 (Caterpillar Inc Div Caterpillar Defense).
Is NSN 2810-01-254-5338 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.