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 6150-00-719-6119
NSN 7035-00-486-0367
NSN 6320-00-445-1187
NSN 5925-00-864-9405
NSN 6135-00-243-8330
NSN 5945-01-355-5385
NSN 6130-00-662-8557
NSN 2925-01-085-0691
NSN 5950-00-559-7938
NSN 5990-01-386-3040
NSN 5930-01-458-3651
NSN 5920-01-548-5714