The Lubricating Oil,weapons, cataloged under National Stock Number 9150-01-381-5558, 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 Break-Free Inc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9150-01-381-5558 |
| Primary Part Number | GMX-9 |
| Item Name | Lubricating Oil,weapons |
| FSC / FSG | 9150 / 91 — Oils and Greases: Cutting, Lubricating, and Hydraulic |
| Manufacturer | Break-Free Inc |
| Status | ACTIVE |
| Effective Temp Range Rating | -45.0 TO 320.0 CELSIUS DEGC |
| Basic Ingredient | SYNTHETICALLY PREPARED OIL |
| Quantity Within Each Unit Package | 5.0 LITERS |
| Viscosity at Rated Temp | 5000.00 MAXIMUM -40 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 |
|---|---|
| BREAK-FREE-GMX-9 | Break-Free Inc (USA) |
| GMX-9 PRIMARY | Break-Free Inc (USA) |
NSN 9150-01-381-5558 is a Lubricating Oil,weapons, manufactured by Break-Free Inc, classified under FSC 9150, Oils and Greases: Cutting, Lubricating, and Hydraulic. Status: active.
NSN 9150-01-381-5558 has 2 manufacturer part numbers on file: BREAK-FREE-GMX-9 (Break-Free Inc), GMX-9 (Break-Free Inc).
Key specifications for GMX-9: Effective Temp Range Rating: -45.0 TO 320.0 CELSIUS DEGC; Basic Ingredient: SYNTHETICALLY PREPARED OIL; Quantity Within Each Unit Package: 5.0 LITERS; Viscosity at Rated Temp: 5000.00 MAXIMUM -40 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.