The Lubricating Oil,gear, cataloged under National Stock Number 9150-01-400-2897, 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 7 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 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 | 9150-01-400-2897 |
| Primary Part Number | SHC 634 |
| Item Name | Lubricating Oil,gear |
| FSC / FSG | 9150 / 91 — Oils and Greases: Cutting, Lubricating, and Hydraulic |
| Manufacturer | Mobil Oil Corp Beaumount Refinery |
| Status | ACTIVE |
| Vapor Pressure Maximum Temp Rating | 20.0 CELSIUS DEGC |
| Maximum Pour Point | -40.0 CELSIUS DEGC |
| Basic Ingredient | ADDITIVES |
| Fatty Material Type | ANY ACCEPTABLE |
| Minimum Flash Point and Test Method | 210.0 CELSIUS CLEVELAND OPEN CUP DEGC |
| Quantity Within Each Unit Package | 1.000 GALLONS |
| Viscosity at Rated Temp | 430.00 NOMINAL 40 DEG CELSIUS AND 44.50 NOMINAL 100 DEG CELSIUS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| CHEMLUBE 634 | Ultrachem Inc (USA) |
| 60291-2 | Mobil Oil Corp (USA) |
| SHC 634 1 GALLON | Mobil Oil Corp Beaumount Refinery (USA) |
| SHC 634 PRIMARY | Mobil Oil Corp Beaumount Refinery (USA) |
NSN 9150-01-400-2897 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 9150-01-400-2897 has 4 manufacturer part numbers on file: CHEMLUBE 634 (Ultrachem Inc), 60291-2 (Mobil Oil Corp), SHC 634 1 GALLON (Mobil Oil Corp Beaumount Refinery), SHC 634 (Mobil Oil Corp Beaumount Refinery).
2 possible matches (shared part number, not a government interchangeability claim): 9540-01-446-2615, 9150-01-529-9961. Verify interchangeability with system specifications before substitution.
Key specifications for SHC 634: Vapor Pressure Maximum Temp Rating: 20.0 CELSIUS DEGC; Maximum Pour Point: -40.0 CELSIUS DEGC; Basic Ingredient: ADDITIVES; 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.