Bell OH-58A Technical Manual page 169

Table 9-2.
DESIGNATION
SERIES ASTMID735-58T
SB71O B E1
E3 F1
2-, 3-
SB820B E1 E3 F1
2-, 3-
2-, 3- SB815BE1 E3 F1
2-, 3- SB915B E1 E3
2-, 3- SB915B E1 E3
TA-605B E1
2-, 3- E3 F2
TA705B E1
2-, 3- E3 LF2
MS9068 TA-705BE1
2-, 3- E3 F2
None
2-, 3-
2-, 3- None
9-17/(9-18 Blank)
Seals Reference and Temperature Guides Chart (Cont)
PARKER BASE
POLYMER
COMPOUND
NITRILE
-40°F to +250°F
(BUNA N)
N398-7
NITRILE
-20°F to +225°F
N256-8 (BUNA N)
NITRILE
-20°F to +250°F
(BUNA N)
N532-8
NITRILE
N183-9 (BUNA N) -30°F to +250°F
NITRILE
(BUNA N) -30°F to +250°F
N552-9
-80°F to +450°F
S418-6 SILICONE
SILICONE -80°F to +450°F
S417-7
-80°F to +450°F
S604-7 SILICONE
Fluoro-1
-20°F to +400°F
77-545 Elastomer
Fluoro-1
-20°F to +400°F
V377-9 Elastomer
TEMP GUIDE DURO-
METER
CONT SERV SPECIFICATIONS
Water service. Low
swell, extremely
stable. Oil
resistance.
70
For rotary seals.
Do not use with
80 stainless steel.
Mineral oils &
hydraulic fluids,
80 gasoline, pneumatics.
Mineral oil &
hy fluids, pneu-
matics. High extru-
sion resistance.
90
Mineral oil &
hydraulic fluids
pneumatics.
90
Air & gases.
Static seal
60 only. AMS3303
Air & gases.
Static seal
only.
70
Air & gases.
Static seal
only.
70
High temperature
oils, aromatic
solvents, chemical
70 service. AMS7278
High temperature
oils, aromatic
solvents, chemical
90 service.
TM 55-1520-228-BD
HYDRUALIC
SERVICE AND
AMS3304
AMS7278