The Lubricating Oil,aircraft Piston, cataloged under National Stock Number 9150-01-386-0123, is classified within Federal Supply Class 9150 (Oils and Greases: Cutting, Lubricating, and Hydraulic) of the Fuels, Lubricants, Oils, and Waxes group. The manufacturer of record is Phillips Petroleum Co. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9150-01-386-0123 |
| Primary Part Number | X/C20W-50 AVIATION OIL 55GAL |
| Item Name | Lubricating Oil,aircraft Piston |
| FSC / FSG | 9150 / 91 — Oils and Greases: Cutting, Lubricating, and Hydraulic |
| Manufacturer | Phillips Petroleum Co |
| Status | ACTIVE |
| Fatty Material Type | ANY ACCEPTABLE |
| Quantity Within Each Unit Package | 55.000 GALLONS |
| Nondefinitive Spec/std Data | III TYPE |
| Viscosity at Rated Temp | 10.80 MINIMUM 210 DEG FAHRENHEIT AND 16.50 MAXIMUM 210 DEG FAHRENHEIT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC D) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| X/C20W-50 AVIATION OIL 55GAL | Phillips Petroleum Co (USA) |
| Reference | Meaning |
|---|---|
| MIL-L-2285155GAL | 4/1 Identification reference U.S. Government activity |
NSN 9150-01-386-0123 is a Lubricating Oil,aircraft Piston, manufactured by Phillips Petroleum Co, classified under FSC 9150, Oils and Greases: Cutting, Lubricating, and Hydraulic. Status: active.
NSN 9150-01-386-0123 has 1 manufacturer part number on file: X/C20W-50 AVIATION OIL 55GAL (Phillips Petroleum Co).
Key specifications for X/C20W-50 AVIATION OIL 55GAL: Fatty Material Type: ANY ACCEPTABLE; Quantity Within Each Unit Package: 55.000 GALLONS; Nondefinitive Spec/std Data: III TYPE; Viscosity at Rated Temp: 10.80 MINIMUM 210 DEG FAHRENHEIT AND 16.50 MAXIMUM 210 DEG FAHRENHEIT. 4 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC D). 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.