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 5920-01-309-6766
NSN 6685-01-415-0972
NSN 2925-01-231-6312
NSN 6620-01-306-1347
NSN 4140-00-686-0839
NSN 5895-01-277-9024
NSN 5925-01-025-7008
NSN 5935-01-076-3957
NSN 6610-01-619-3928
NSN 6220-00-691-2409
NSN 6110-01-224-6954
NSN 5835-00-683-4612