The Hydraulic Fluid,petroleum Base, cataloged under National Stock Number 9150-01-229-5292, 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 Atlantic Inertial Systems Limited. Government technical data includes 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9150-01-229-5292 |
| Primary Part Number | 283550-1502 |
| Item Name | Hydraulic Fluid,petroleum Base |
| FSC / FSG | 9150 / 91 — Oils and Greases: Cutting, Lubricating, and Hydraulic |
| Manufacturer | Atlantic Inertial Systems Limited |
| Status | ACTIVE |
| Maximum Pour Point | -65.0 FAHRENHEIT DEGF |
| Minimum Flash Point and Test Method | 320.0 FAHRENHEIT CLEVELAND OPEN CUP DEGF |
| Quantity Within Each Unit Package | 55.000 GALLONS |
| Viscosity at Rated Temp | 3.50 MINIMUM 210 DEG FAHRENHEIT AND 2600.00 MAXIMUM -40 DEG FAHRENHEIT |
| Service Characteristics | ANTIWEAR AND CORROSION RESISTIVE AND LOW VOLATILITY AND OXIDATION RESISTANT |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY QTY WITHIN EACH UNIT PKG AND UNIT PKG TYPE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC D) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 283550-1502 | Atlantic Inertial Systems Limited (GBR) |
| Reference | Meaning |
|---|---|
| BRAYCO MICRONIC864 | 3/9 Design control — primary reference Castrol Industrial North America Inc. Div Attn: Customer Care (asp) |
| BRAYCO MICRONIC864 | 5/9 Secondary reference U.S. Government activity |
| 3T-644-3 | 5/9 Secondary reference U.S. Government activity |
NSN 9150-01-229-5292 is a Hydraulic Fluid,petroleum Base, manufactured by Atlantic Inertial Systems Limited, classified under FSC 9150, Oils and Greases: Cutting, Lubricating, and Hydraulic. Status: active.
NSN 9150-01-229-5292 has 1 manufacturer part number on file: 283550-1502 (Atlantic Inertial Systems Limited).
Key specifications for 283550-1502: Maximum Pour Point: -65.0 FAHRENHEIT DEGF; Minimum Flash Point and Test Method: 320.0 FAHRENHEIT CLEVELAND OPEN CUP DEGF; Quantity Within Each Unit Package: 55.000 GALLONS; Viscosity at Rated Temp: 3.50 MINIMUM 210 DEG FAHRENHEIT AND 2600.00 MAXIMUM -40 DEG FAHRENHEIT. 6 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.