The Piston and Ring Subassembly, cataloged under National Stock Number 2915-01-246-8929, is classified within Federal Supply Class 2915 (Engine Fuel System Components, Aircraft and Missile Prime Movers) of the Engine Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2915-01-246-8929 |
| Item Name | Piston and Ring Subassembly |
| FSC / FSG | 2915 / 29 — Engine Fuel System Components, Aircraft and Missile Prime Movers |
| Status | ACTIVE |
| General Characteristics Item Description | STEM APPROX 2.0 IN. L X 0.5 IN. DIA,RING APPROX 0.125 IN. W X 0.50 IN. DIA IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 5006370 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2915-01-246-8929 is a Piston and Ring Subassembly, classified under FSC 2915, Engine Fuel System Components, Aircraft and Missile Prime Movers. Status: active.
Key specifications for 2915-01-246-8929: General Characteristics Item Description: STEM APPROX 2.0 IN. L X 0.5 IN. DIA,RING APPROX 0.125 IN. W X 0.50 IN. DIA IN; End Item Identification: AXIAL PISTON PUMP FOR TF30-P-103/-107/-109 ACFT ENGINE. 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.
NSN 2915-01-246-8929 has DEMIL Code B. 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.