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 5975-00-560-3226
NSN 5910-01-322-4904
NSN 6645-00-634-9317
NSN 5855-00-494-9581
NSN 5920-00-802-0666
NSN 6135-01-532-7951
NSN 5935-00-243-8752
NSN 5855-01-634-0259
NSN 6650-00-738-5418
NSN 5905-01-065-8143
NSN 6685-00-188-1991
NSN 5996-00-898-8024