The Lubricating Oil,helicopter Trans, cataloged under National Stock Number 9150-01-209-3399, 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7 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 9150-01-209-3399 |
| Item Name | Lubricating Oil,helicopter Trans |
| FSC / FSG | 9150 / 91 — Oils and Greases: Cutting, Lubricating, and Hydraulic |
| Status | ACTIVE |
| Effective Temp Range Rating | -40.0 TO 275.0 FAHRENHEIT DEGF |
| Maximum Pour Point | -65.0 FAHRENHEIT DEGF |
| Basic Ingredient | SYNTHETIC BASE |
| Fatty Material Type | ANY ACCEPTABLE |
| Minimum Flash Point and Test Method | 475.0 FAHRENHEIT CLEVELAND OPEN CUP DEGF |
| Quantity Within Each Unit Package | 55.000 GALLONS |
| Viscosity at Rated Temp | 13000.00 MAXIMUM -40 DEG FAHRENHEIT AND 25.00 MINIMUM 100 DEG FAHRENHEIT AND 5.00 MINIMUM 210 DEG FAHRENHEIT AND 5.50 MAXIMUM 210 DEG FAHRENHEIT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| DOD-PRF-85734 | 4/1 Identification reference U.S. Government activity |
| DO-PRF-85734A | 5/9 Secondary reference U.S. Government activity |
| DOD-L-85734 | 5/9 Secondary reference U.S. Government activity |
NSN 9150-01-209-3399 is a Lubricating Oil,helicopter Trans, classified under FSC 9150, Oils and Greases: Cutting, Lubricating, and Hydraulic. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 9150-01-210-1938. Verify interchangeability with system specifications before substitution.
Key specifications for 9150-01-209-3399: Effective Temp Range Rating: -40.0 TO 275.0 FAHRENHEIT DEGF; Maximum Pour Point: -65.0 FAHRENHEIT DEGF; Basic Ingredient: SYNTHETIC BASE; Fatty Material Type: ANY ACCEPTABLE. 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.