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 5998-00-785-7911
NSN 6145-00-715-5262
NSN 6105-01-126-9008
NSN 5930-00-950-9409
NSN 5925-00-965-8497
NSN 5905-01-418-4417
NSN 5999-00-521-3408
NSN 5999-00-103-6545
NSN 6620-01-436-2715
NSN 6620-00-176-5722
NSN 5950-01-152-8590
NSN 6145-01-044-5278