SIKORSKY AIRCRAFT CORPORATION | 78286 |
TEMP RATING | -15.0 DEG FAHRENHEIT AND 400.0 DEG FAHRENHEIT |
CROSS-SECTIONAL HEIGHT | 0.134 INCHES MINIMUM AND 0.144 INCHES MAXIMUM |
CENTER HOLE DIAMETER | 8.670 INCHES MINIMUM AND 8.730 INCHES MAXIMUM |
ELONGATION PERCENTAGE | 125 MAXIMUM |
HARDNESS RATING | 75.0 SHORE DUROMETER A NOMINAL |
PART NAME ASSIGNED BY CONTROLLING AGENCY | PACKING PREFORMED - O-RING,MAIN GEARBOX |
MATERIAL | RUBBER FLUOROCARBON CLASS FPM |
MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-83248,TYPE 1,CLASS 1 MIL SPEC SINGLE MATERIAL RESPONSE |
A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see PACKING,PREFORMED. For noncircular items with a round cross-section, see SEAL,NONMETALLIC ROUND SECTION and RUBBER,ROUND SECTION. |