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 5998-01-598-0407
NSN 6320-01-329-8380
NSN 5855-01-201-4857
NSN 5985-01-421-2982
NSN 4140-01-570-1599
NSN 5855-01-352-7033
NSN 6130-01-250-2822
NSN 5960-01-086-9650
NSN 6645-01-415-3341
NSN 6685-01-146-6969
NSN 5910-01-047-9449
NSN 5990-01-232-6018