The Cylinder Sleeve and Piston Assem, cataloged under National Stock Number 2810-01-733-3428, 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 Naval Inventory Control Point Mechanicsburg. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Cylinder Sleeve and Piston Assem |
| FSC / FSG | 2810 — Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components (FSG 28) |
| Manufacturers | Naval Inventory Control Point Mechanicsburg (CAGE 03950) |
| Parameter | Value |
|---|---|
| NSN | 2810-01-733-3428 |
| Primary Part Number | 566-6985434-A7L1 |
| Item Name | Cylinder Sleeve and Piston Assem |
| FSC / FSG | 2810 / 28 — Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 566-6985434-A7L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| ERH413-1001A27-1L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| H623-0507-A7L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| RH-0507A106 -NSAK20-21/PG 10-2 | 3/1 Design control — primary reference Naval Sea Systems Command |
| ERH413-1001A27-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 566-6985434-A7 | D/9 Drawing number reference only Naval Sea Systems Command |
| H623-0507-A7 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 2810-01-733-3428 is a Cylinder Sleeve and Piston Assem, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 2810, Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components. Status: active.
NSN 2810-01-733-3428 has 3 manufacturer part numbers on file: 566-6985434-A7L1 (Naval Inventory Control Point Mechanicsburg), ERH413-1001A27-1L1 (Naval Inventory Control Point Mechanicsburg), H623-0507-A7L1 (Naval Inventory Control Point Mechanicsburg).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 2810-01-733-3428 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.