The Grease,aircraft and Instrument, cataloged under National Stock Number 9150-01-491-8089, 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 8 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9150-01-491-8089 |
| Item Name | Grease,aircraft and Instrument |
| FSC / FSG | 9150 / 91 — Oils and Greases: Cutting, Lubricating, and Hydraulic |
| Status | ACTIVE |
| Effective Temp Range Rating | -100.0 TO 250.0 FAHRENHEIT DEGF |
| Minimum Dropping Point | 325.0 FAHRENHEIT DEGF |
| Basic Ingredient | GELLING AGENT |
| Maximum Operating Temp | 300.0 FAHRENHEIT DEGF |
| Departure From Cited Document | ASMODIFIED BY QUANTITY WITHIN EACH UNIT PACKAGE AND UNIT PACKAGE TYPE |
| Quantity Within Each Unit Package | 14.000 OUNCES, AVOIRDUPOIS OZ |
| Nondefinitive Spec/std Data | II TYPE |
| Service Characteristics | CORROSION RESISTIVE AND OXIDATION RESISTANT AND WATER RESISTANT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MIL-PRF-23827 TYPE 11 | 5/9 Secondary reference U.S. Government activity |
| MIL-PRF-23827 TYPE II | 4/1 Identification reference U.S. Government activity |
| MIL-PRF-23827 | 4/1 Identification reference U.S. Government activity |
NSN 9150-01-491-8089 is a Grease,aircraft and Instrument, classified under FSC 9150, Oils and Greases: Cutting, Lubricating, and Hydraulic. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 9150-01-492-1035, 9150-01-492-1059, 9150-01-492-1065. Verify interchangeability with system specifications before substitution.
Key specifications for 9150-01-491-8089: Effective Temp Range Rating: -100.0 TO 250.0 FAHRENHEIT DEGF; Minimum Dropping Point: 325.0 FAHRENHEIT DEGF; Basic Ingredient: GELLING AGENT; Maximum Operating Temp: 300.0 FAHRENHEIT DEGF. 8 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.