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Royco® 555

Turbine Engine & Helicopter Transmission Oil which meets DOD - PRF - 85734 specifications.
NATO Specification: O-160.
Joint Service Designation: OX-26.


455.95lb DR455.95LB



Product Overview

A synthetic-based, 5 cSt turbine engine oil that is formulated for excellent load carrying capacity - making it the premier fluid for use in many helicopter turbines, transmissions and gearboxes.

End Markets: Aerospace & Aviation


Related Applications: Gear Boxes; Hydraulics

Product Specifications

Specification: DOD - PRF - 85734

MIL-SPEC Scope: This specification covers the requirements for one grade of a synthetic base helicopter transmission system lubricating oil.
Primary Chemistry: Ester
Chemistry: Ester
Functions: Oil

Related Products

Royco® Lubricants

Royco® Lubricants include a diverse portfolio of ester, group III mineral oil, and PAO-type lubricant chemistries. These lubricants serve compressors, pumps, service gears, bearings, and chains, are available in many grades and have received military and FAA approval.

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