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 6685-01-645-2874
NSN 6610-01-525-8235
NSN 5945-01-585-0073
NSN 6135-00-010-5275
NSN 5996-01-364-1074
NSN 7035-01-227-2546
NSN 6130-00-296-4116
NSN 7035-01-617-0072
NSN 5975-00-076-5709
NSN 5930-01-277-8279
NSN 6685-01-221-0209
NSN 4140-01-020-6026