Replacement for low temp lubricating oil MIL-L-7870
Apr 20, 2022 · And my question is what modern equivalent are you using for the MIL-L-7870 (to be used on the control rods and such) and also the MIL-G-7711 grease. I did some googling but got lost with the amount of non-aircraft response.
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Feb 6, 2016 · MIL-L-7870 is often substituted with LPS-2 by many mechanics. LPS-2 only meets Mil. specs for corrosion control, not lubrication. The updated Mil Spec is MIL-PRF-7870C This is met by : Aeroshell Fluid 3 - Royco 363 The above two are sold as liquids and are applied by brush or an oil can spout.
Looking for tips on what to use for airframe lubrication.
Aug 21, 2020 · After much searching, including some here on MS, I still can’t figure out a good lubricant that meets MIL-L-7870 (low temperature general oil) Aeroshell fluid 3 seemed to be the preferred, but not finding it easily.
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Jun 28, 2012 · Low Temperature Oil (General Purpose) MIL-L-7870 Aeroshell Fluid 3 mineral oil. MIL-G-7711 or MIL-G-81322 Grease Aeroshell grease 6 or grease 22 (GP airframe grease, 22 is thickened) Grease (High Temperature) MIL-L-3545 Aeroshell grease 5 (wheel bearings)
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Apr 30, 2009 · Is there a specific kind or grade of grease required and in general how often should it be greased, and please "when it needs it" is not an answer! So, assuming 250 hours flight time per year; Are these 50 or 100 hr kind of things or at annual or …
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Feb 9, 2024 · Everything posted by CaptainRamius. Replacement for low temp lubricating oil MIL-L-7870. CaptainRamius replied to pagirard's topic in Vintage Mooneys (pre-J models)
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Aug 11, 2015 · The service manual at for mine states to use Low Temperature Oil (General Purpose) MIL-L-7870. Jerry Manthey in the MAPA article I shared gave the guidance "Remember, on sealed bearings DO NOT USE TRI-FLOW!!
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Jan 16, 2017 · After reading on this forum we removed mine for service. The grease on the screw was cleaned and serviced and that made a difference. The unit was opened by removing the plate on the left to service the interior grease. But....no grease in here only light machine oil - MIL-L-7870. The shaft existed the housing moving to the left.
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Dec 4, 2023 · It's easy to see what's going on if you move the elevator up and down while watching the mechanism. I usually shoot some LPS2 into the cartridges and onto the attach points. The service manual calls for MIL-L-7870 (which would now be MIL-PRF-7870), but any light machine oil will do.
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Sep 20, 2022 · The maintenance manual calls for Mil-L-7870. There are several brands the meet spec but I find the zip chem D-5261NS in aerosolized spray can to be easiest to apply