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 7035-01-442-7947
NSN 6105-01-483-1506
NSN 5998-00-701-5611
NSN 4140-01-097-0983
NSN 6220-00-613-6808
NSN 5905-01-139-4377
NSN 5990-01-100-1840
NSN 6645-01-228-8380
NSN 6645-00-269-2764
NSN 6220-01-608-3797
NSN 5910-00-505-3015
NSN 6645-01-578-6815