The Lubricating Oil,gear, cataloged under National Stock Number 9150-01-149-9166, 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 Mobil Oil Corp Beaumount Refinery. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 9150-01-149-9166 |
| Primary Part Number | SHC 634 5GL |
| Item Name | Lubricating Oil,gear |
| FSC / FSG | 9150 / 91 — Oils and Greases: Cutting, Lubricating, and Hydraulic |
| Manufacturer | Mobil Oil Corp Beaumount Refinery |
| Status | ACTIVE |
| Maximum Pour Point | -40.0 FAHRENHEIT DEGF |
| Basic Ingredient | ADDITIVES AND HYDROCARBONS |
| Fatty Material Type | ANY ACCEPTABLE |
| Minimum Flash Point and Test Method | 500.0 FAHRENHEIT CLEVELAND OPEN CUP DEGF |
| Quantity Within Each Unit Package | 5.000 GALLONS |
| Viscosity at Rated Temp | 445.00 NOMINAL 100 DEG FAHRENHEIT AND 40.30 NOMINAL 210 DEG FAHRENHEIT |
| Service Characteristics | CORROSION RESISTIVE AND HIGH TEMPERATURE AND OXIDATION RESISTANT |
| Minimum Viscosity Index | 148.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 60291-2 | Mobil Oil Corp (USA) |
| SHC-634 | Raytheon Australia Pty Ltd 1 Technology Place (AUS) |
| SHC 634 5GL PRIMARY | Mobil Oil Corp Beaumount Refinery (USA) |
NSN 9150-01-149-9166 is a Lubricating Oil,gear, manufactured by Mobil Oil Corp Beaumount Refinery, classified under FSC 9150, Oils and Greases: Cutting, Lubricating, and Hydraulic. Status: active.
NSN 9150-01-149-9166 has 3 manufacturer part numbers on file: 60291-2 (Mobil Oil Corp), SHC-634 (Raytheon Australia Pty Ltd 1 Technology Place), SHC 634 5GL (Mobil Oil Corp Beaumount Refinery).
3 possible matches (shared part number, not a government interchangeability claim): 9150-01-400-2897, 9540-01-446-2615, 9150-01-529-9961. Verify interchangeability with system specifications before substitution.
Key specifications for SHC 634 5GL: Maximum Pour Point: -40.0 FAHRENHEIT DEGF; Basic Ingredient: ADDITIVES AND HYDROCARBONS; Fatty Material Type: ANY ACCEPTABLE; Minimum Flash Point and Test Method: 500.0 FAHRENHEIT CLEVELAND OPEN CUP 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.