The Penetrating Oil, cataloged under National Stock Number 9150-00-571-4856, is classified within Federal Supply Class 9150 (Oils and Greases: Cutting, Lubricating, and Hydraulic) of the Fuels, Lubricants, Oils, and Waxes group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9150-00-571-4856 |
| Item Name | Penetrating Oil |
| FSC / FSG | 9150 / 91 — Oils and Greases: Cutting, Lubricating, and Hydraulic |
| Status | ACTIVE |
| Maximum Pour Point | 40.0 FAHRENHEIT DEGF |
| Basic Ingredient | MINERAL OIL AND SYNTHETICALLY PREPARED OIL AND SYNTHETIC BASE |
| Fatty Material Type | ANY ACCEPTABLE |
| Departure From Cited Designator | AS MODIFIED BY UNIT PACKAGE FLUID CAPACITY |
| Quantity Within Each Unit Package | 0.625 QUARTS |
| Nondefinitive Spec/std Data | 1 TYPE |
| Viscosity at Rated Temp | 20.00 MINIMUM 100 DEG FAHRENHEIT AND 60.00 MAXIMUM 100 DEG FAHRENHEIT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| VVP216 | 4/1 Identification reference U.S. Government activity |
NSN 9150-00-571-4856 is a Penetrating Oil, classified under FSC 9150, Oils and Greases: Cutting, Lubricating, and Hydraulic. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 9150-00-852-4659. Verify interchangeability with system specifications before substitution.
Key specifications for 9150-00-571-4856: Maximum Pour Point: 40.0 FAHRENHEIT DEGF; Basic Ingredient: MINERAL OIL AND SYNTHETICALLY PREPARED OIL AND SYNTHETIC BASE; Fatty Material Type: ANY ACCEPTABLE; Departure From Cited Designator: AS MODIFIED BY UNIT PACKAGE FLUID CAPACITY. 7 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.