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 6320-01-466-4175
NSN 5925-01-481-7397
NSN 5975-01-094-6943
NSN 6135-01-421-3189
NSN 5910-00-353-0925
NSN 6620-00-203-9466
NSN 5920-01-444-4082
NSN 6685-01-589-3903
NSN 5998-01-167-7893
NSN 5835-01-453-8935
NSN 5925-01-258-4640
NSN 6150-01-293-5770