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 5999-01-428-7793
NSN 5905-00-889-2647
NSN 6620-01-257-6483
NSN 5960-01-439-9517
NSN 6650-01-525-7370
NSN 6645-01-415-3894
NSN 6110-01-227-2617
NSN 6685-01-632-6452
NSN 5945-01-555-8373
NSN 5999-00-309-5599
NSN 5935-00-702-9455
NSN 6645-01-616-4170