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 5965-01-322-8136
NSN 6220-00-497-3139
NSN 6685-01-038-6889
NSN 6320-00-468-8421
NSN 6150-01-020-8983
NSN 5950-01-299-3239
NSN 6650-00-647-1085
NSN 6145-01-246-3988
NSN 5905-01-464-5058
NSN 6320-01-233-5798
NSN 6320-00-036-3688
NSN 4140-01-475-1352