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8T9577 — LUBRICATING OIL,GEAR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

8T9577: LUBRICATING OIL,GEAR.

The LUBRICATING OIL,GEAR is a the manufacturer industrial component. Key specifications include lubricant_type: UNIVERSAL, basic_ingredient: LUBRICATING OIL, end_item_identification: 3805-01-566-0558, viscosity_at_rated_temp: 198.0 NOMINAL 40 DEG CELSIUS AND 17.6 NOMINAL 100 DEG CELSIUS, quantity_within_each_unit_package: 55.0 GALLONS, part_name_assigned_by_controlling_agency: OIL.OT-4 SAE 50WT. This part is cataloged in the U.S.

Government catalog under NSN 9150-01-616-6478, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
8T9577
NSN: 9150-01-616-6478
FSC: 9150 — Oils and Greases: Cutting, Lubricating, and Hydraulic
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
lubricant_typeUNIVERSAL
basic_ingredientLUBRICATING OIL
end_item_identification3805-01-566-0558
viscosity_at_rated_temp198.0 NOMINAL 40 DEG CELSIUS AND 17.6 NOMINAL 100 DEG CELSIUS
quantity_within_each_unit_package55.0 GALLONS
part_name_assigned_by_controlling_agencyOIL.OT-4 SAE 50WT
NSN9150-01-616-6478
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LUBRICATING OIL,GEAR TITLE COMPONENT PN 8T9577 MFR LUBRICATING OIL,GEAR
KEY FEATURES
•
LUBRICANT TYPE: UNIVERSAL
•
BASIC INGREDIENT: LUBRICATING OIL
•
QUANTITY WITHIN EACH UNIT PACKAGE: 55.0 GALLONS
•
VISCOSITY AT RATED TEMP: 198.0 NOMINAL 40 DEG CELSIUS AND 17.6 NOMINAL 100 DEG CELSIUS
TECHNICAL CHARACTERISTICS
LUBRICANT TYPEUNIVERSAL
BASIC INGREDIENTLUBRICATING OIL
QUANTITY WITHIN EACH UNIT PACKAGE55.0 GALLONS
VISCOSITY AT RATED TEMP198.0 NOMINAL 40 DEG CELSIUS AND 17.6 NOMINAL 100 DEG CELSIUS
PART NAME ASSIGNED BY CONTROLLING AGENCYOIL.OT-4 SAE 50WT
END ITEM IDENTIFICATION3805-01-566-0558
OTHER ITEMS IN FSC 9150 — Oils and Greases: Cutting, Lubricating, and Hydraulic
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
9150-00-000-0092 9150-00-001-1512 9150-00-001-1526 9150-00-001-6468 9150-00-001-9395 9150-00-003-7886 9150-00-003-8590 9150-00-004-4533
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
HAZMAT per U.S. Government catalogNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8T9577?
8T9577 is a LUBRICATING OIL,GEAR.
What is the NSN for 8T9577?
8T9577 is cataloged in the U.S. Government catalog under NSN 9150-01-616-6478. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.