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Mineral oil based Precision Bearing Grease Grease Thickener Availability Manufacturer Ballot result Ranking in
Selection Andok 260 Sodium No ExxonMobil 1M, 4R, 5N 51 Andok C Sodium
Complex No ExxonMobil 5M, 3R, 3N 9
Andok BR Sodium Complex
No ExxonMobil 1M, 5R, 4N 50
Aeroshell 6 Clay Yes Shell 1M, 6R, 4N 47 Aeroshell 14 Calcium Yes Shell 2M, 6R, 3N 35 Alvania RL Lithium Yes Shell 1M, 6R, 4N 46 Dolium BRB Polyurea Yes Shell 1M, 7R, 2N 45 Isoflex NCA 15 Calcium Yes Kluber 4M, 5R, 2N 13 Kluberplex BE 31-102
Calcium Yes Kluber 1M, 5R, 3N 48
Polyrex EM Polyurea Yes ExxonMobil 5M, 4R, 2N 8
Silicone oil based Precision Bearing Grease Grease Thickener Availability Manufacturer Ballot result Ranking in
Selection
DC-44-M Lithium Yes Dow Corning 2M, 6R, 5N 37 DC-33-L Lithium Yes Dow Corning 8R, 4N 60 DC-33-M Lithium Yes Dow Corning 2M, 6R, 5N 38 Molykote PG-555
Lithium Yes Dow Corning 1M 56
Unisilkon L50/2 PTFE Yes Kluber 2M, 7R, 4N 34 Aeroshell 15A PTFE Yes Shell 1M, 1N 57
Ester based Precision Bearing Greases Grease Thickener Availability Manufacturer Ballot result Ranking in
Selection Aeroshell 16 Clay Yes Shell 3M, 8R, 2N 15 DC-BG-20 Lithium
complex Yes Dow Corning 1M, 8R, 1N 43
Aeroshell 17 Clay Yes Shell 4M, 4R, 4N 14 Kluber quiet BQH 42-12
Polyurea Yes Kluber 3M, 7R 16
Kluber speed BF72-22
Polyurea Yes Kluber 3M, 5R, 2N 25
Kluber speed Bf 42-12
Lithium Yes Kluber 2M, 7R, 1N 33
Kluber synth BH 72-422
Polyurea Yes Kluber 3M, 6R, 1N 21
Aeroshell 71 Clay Yes Shell 5M, 6R, 2N 6 Turmo L182 Lithium
complex Yes Turmo 2M, 8R, 2N 31
Turmo L252 Lithium complex
Yes Turmo 2M, 6R, 3N 36
Rheolube 950 Lithium complex
Yes Nye 3M, 7R, 2N 18
Rheolube 951 Lithium complex
Yes Nye 1M, 8R, 4N 44
Rheoulube 952 Lithium complex
Yes Nye 10R, 2N 58
Rheolube 716R Lithium complex
Yes Nye 2M, 9R, 1N 29
Nyetorr 5100 Lithium complex
Yes Nye 3M, 7R, 2N 17
Beacon 325 Lithium Yes ExxonMobil 6M, 1R, 3N 5 Castrolease A1 Clay Yes Castrol 5R, 6N 61 Braycote 664 Clay Yes Castrol 8R, 3N 59 Anderol 700 Silica Yes Anderol 1M 55 Androl 757 Lithium
complex Yes Anderol 1R 63
Androl L-793A Lithium Yes Anderol 1M, 1R 54 Royco 27 Lithium Yes Royal 3M 28 Royco 64D Lithium Yes Royal 2R 62
PAO based Precision bearing Greases Grease Thickener Availability Manufacturer Ballot result Ranking in
Selection Mobil 282,3 Clay Yes ExxonMobil 8M, 1R, 4N 1 Stamina RLS 2 Polyurea Yes Shell 3M, 6R, 3N 23 Albida SLC 100 Lithium
complex Experimental Shell 1M, 9R, 2N 42
Isoflex Topas L32
Lithium Yes Kluber 3M, 7R, 3N 19
Isoflex Topas NB52
Barium Yes Kluber 4M, 9R, 1N 10
Aeroshell 222,3 Clay Yes Shell 6M, 4R, 4N 4 Aeroshell 331 Lithium
complex Yes Shell 7M, 4R, 2N 2
MIL-PRF-10924
Lithium complex
Yes Summit Shell ExxonMobil
3M, 6R 20
Rheolube 2000 Sodium complex
Yes Nye 2M, 4R, 4N 41
Rheolube 374B Lithium complex
Yes Nye 5M, 5R, 2N 7
Rheolube 374C Lithium complex
Yes Nye 7M, 3R, 1N 3
Mobil Aviation Grease SHC 100
Lithium complex
Yes ExxonMobil 3M, 5R, 1N 24
Braycote 622 Clay Yes Castrol 1M, 5R, 4N 49
PFPE based Precision Bearing Greases
Grease Thickener Availability Manufacturer Ballot result Ranking in Selection
Krytox 283AC PTFE Yes DuPont 2M, 5R, 5N 40 Krytoc 240AC PTFE Yes Dupont 4M, 6R, 2N 12 Krytox 240AB PTFE Yes DuPont 3M, 6R, 3N 22 Krytox GPL 225 PTFE Yes DuPont 3M, 3R, 4N 27 Krytox XP-2A5 PTFE Yes DuPont 1M, 2R, 6N 53 Krytox L-100G PTFE Yes DuPont 1M, 3R, 5N 52 Krytox L-32G PTFE Yes DuPont 2M, 5R, 2N 39 Kluber temp HM 83-402
PTFE Yes Kluber 2M, 9R, 1N 30
Nyetorr 5300 PTFE Yes Nye 4M, 7R, 1N 11 Braycote 600 PTFE Yes Castrol 3M, 4R, 6N 26 Braycote 601 PTFE Yes Castrol 2M, 8R, 3N 32
1. MIL-PRF-23827, Aircraft and Instrument Grease 2. MIL-PRF-81322, Aircraft Wide Temperature Range Grease 3. DoD-G-24508, Multipurpose Grease
Additional grease to be selected MIL-PRF-81937, Ultra precision Grease MIL-83261, Aircraft Extreme Pressure Grease Participated Ad-hoc members ExxonMobil TBC (Herbsinger) Bob Martin (Retire DSCR) Shell Dow Corning Nye NHBB Castrol Kluber DCMA (Walter Welch) Royal Dupont MPB Barden NRL DSCR U.S. Army TACOM
