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 6145-01-491-1958
NSN 6610-01-059-5271
NSN 5925-01-535-3789
NSN 5975-01-286-7351
NSN 5950-01-178-3254
NSN 6685-01-422-5242
NSN 5910-01-029-0871
NSN 5975-00-440-5287
NSN 6135-01-051-7836
NSN 5990-00-864-9690
NSN 5998-00-966-6405
NSN 7035-01-531-4750