The Piston,aft, cataloged under National Stock Number 2815-01-233-7336, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-01-233-7336 |
| Primary Part Number | 106047021VM |
| Item Name | Piston,aft |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Reference Number Differentiating Characteristics | MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION |
| 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 |
|---|---|
| 106047021VM | Naval Inventory Control Point Mechanicsburg (USA) |
| 106057000 PC7VM | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 106057000 PC7 | 5/1 Secondary reference Bird-Johnson Propeller Company, Llc |
| 106047021 | 3/1 Design control — primary reference Bird-Johnson Propeller Company, Llc |
NSN 2815-01-233-7336 is a Piston,aft, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-01-233-7336 has 2 manufacturer part numbers on file: 106047021VM (Naval Inventory Control Point Mechanicsburg), 106057000 PC7VM (Naval Inventory Control Point Mechanicsburg).
Key specifications for 106047021VM: Reference Number Differentiating Characteristics: MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION. 1 specification is 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.