The Cylinder Sleeve and Piston Assem, cataloged under National Stock Number 2810-00-930-8334, 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 Curtiss-Wright Controls, Inc. Div Actuation Division. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2810-00-930-8334 |
| Primary Part Number | 893578 |
| Item Name | Cylinder Sleeve and Piston Assem |
| FSC / FSG | 2810 / 28 — Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components |
| Manufacturer | Curtiss-Wright Controls, Inc. Div Actuation Division |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 893578 PRIMARY | Curtiss-Wright Controls, Inc. Div Actuation Division (USA) |
NSN 2810-00-930-8334 is a Cylinder Sleeve and Piston Assem, manufactured by Curtiss-Wright Controls, Inc. Div Actuation Division, classified under FSC 2810, Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components. Status: active.
NSN 2810-00-930-8334 has 1 manufacturer part number on file: 893578 (Curtiss-Wright Controls, Inc. Div Actuation Division).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-142-7662. Verify interchangeability with system specifications before substitution.
Key specifications for 893578: Special Features: INCLUDES VALVES,SPRINGS,ROCKER ARMS,PISTON AND RING ASSY 434045,PISTON PIN,ROCKER LUBRICATING TUBE AND ROCKER HUB BOLTS 65678; FOR CYLS NUMBER 3,4 AND 5; End Item Identification: ACFT ENG R1300. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.