The Ring Set,piston, cataloged under National Stock Number 2815-01-476-5066, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 2 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.
| Parameter | Value |
|---|---|
| NSN | 2815-01-476-5066 |
| Primary Part Number | 23522954 |
| Item Name | Ring Set,piston |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| Ring Set Component Parts | EXPANDER, 5112016, 72582, 2*; EXPANDER, 5148261, 72582, 2*; RING, 5179824, 2* NSN 2815-00-271-8983; PISTON RING, 8924083, 1* NSN 2815-01-126-9533; RING 8926351, 2* NSN 2815-01-413-0087; RING, 8926402, 72582, 1*; RING, 8926403, 72582, 1*; INSTRUCTION SHEET, 1* |
| Piston Accommodation Quantity | 1 |
| 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 |
|---|---|
| 23522954 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
NSN 2815-01-476-5066 is a Ring Set,piston, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-01-476-5066 has 1 manufacturer part number on file: 23522954 (Rolls-Royce Solutions America Inc).
Key specifications for 23522954: Ring Set Component Parts: EXPANDER, 5112016, 72582, 2*; EXPANDER, 5148261, 72582, 2*; RING, 5179824, 2* NSN 2815-00-271-8983; PISTON RING, 8924083, 1* NSN 2815-01-126-9533; RING 8926351, 2* NSN 2815-01-413-0087; RING, 8926402, 72582, 1*; RING, 8926403, 72582, 1*; INSTRUCTION SHEET, 1*; Piston Accommodation Quantity: 1; End Item Identification: DIESEL ENGINE NSN 2815-01-335-4579. 2 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.