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 5930-00-470-0339
NSN 5990-00-165-1809
NSN 6220-01-135-3841
NSN 5985-01-542-7372
NSN 5895-01-322-9410
NSN 2925-01-025-0082
NSN 2925-01-547-4565
NSN 5975-01-406-3395
NSN 5935-01-471-5390
NSN 6320-01-145-9013
NSN 5996-00-184-8732
NSN 5920-00-254-8429