Bell OH-58A - Page 168

Table 9-2.
Seals Reference and Temperature Guides Chart (Cont)
DESIGNATION
PARKER
BASE
TEMP GUIDE DURO-
SERVICE AND
SERIES
ASTMID735-58T
COMPOUND
POLYMER
CONT SERV
METER
SPECIFICATIONS
Mineral oil
& hy-
draulic fluid, water,
SB620 B E1
NITRILE
steam, coolants,
2-, 3-
E3 F1
N525-6
(BUNA N)
-40°F to +250°F
60
pneumatic service.
Petroleum base
MS9021
fuel & low tempera-
MS9020
NITRILE
ture resistance.
2-, 3-
SB712BE1 F2
N506-7
(BUNA N)
-65°F to +225°F 65 AMS7271
Commercial gasoline,
mineral oils &
NITRILE
hydraulic fluids,
2-, 3-
SB715BE1 E3 F2
N103-7
(BUNA N)
-65°F to +225°F
70
pneumatic service.
Mineral oil
&
hydraulic fluids,
alkalies, gasolines,
NITRILE
diesel oils,
2-, 3-
SB715BE1 E3 F1
N109-7
(BUNA N)
-30°F to +250°F
70
pneumatics.
AN1239XX
Petroleum base
AN1240XX
NITRILE
fuel resistant.
2-, 3-
SB715B E1 E3 F2
N179-7
(BUNA N)
-40°F to +250°F
70
AMS7270
AN1238XX
Petroleum base
AN1239XX
NITRILE
lubricating oil
2-, 3-
SB720B E1 F2
N180-7
(BUNA N)
-20°F to +250°F 70
resistant. AMS7274
Listed by Underwriter
Laboratories for
NITRILE
fuels, oils, and
2-, 3-
SB715E1 E3 F1
N214-7
(BUNA N)
-40°F to +250°F
70
gasolines.
Mineral oils &
hydraulic fluids,
gasolines, pneu-
NITRILE
matics, SAE 120R
2-, 3-
SB715BE1 E3 F1
N219-7
(BUNA N)
-40°F to +250°F
70 Class 1, UL Listed.
TM 55-1520-228-BD
HYDRAULIC
9-16