75 durometer, as568-237
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.
NSN 5920-00-399-7760
NSN 5935-00-479-5399
NSN 5935-01-140-3764
NSN 5965-01-311-3613
NSN 5895-01-194-1872
NSN 6685-01-431-5272
NSN 6650-01-067-8946
NSN 6130-00-399-0729
NSN 6150-00-874-3011
NSN 5996-01-640-6852
NSN 4140-00-555-3856
NSN 5910-01-356-4115