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 5975-01-625-7397
NSN 6610-01-087-4701
NSN 7035-00-179-3924
NSN 6320-00-682-3448
NSN 6685-01-381-0445
NSN 5915-01-279-8791
NSN 6105-01-244-6254
NSN 6145-01-424-0354
NSN 5960-00-201-5265
NSN 5920-01-457-1251
NSN 6110-00-099-7113
NSN 6620-00-613-3023