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 2925-01-600-2309
NSN 5975-01-017-5994
NSN 6130-01-015-1610
NSN 2925-01-437-1128
NSN 5920-00-636-4713
NSN 6130-00-411-9535
NSN 6135-00-231-7257
NSN 6685-01-200-0962
NSN 6320-01-513-9166
NSN 5960-01-282-2386
NSN 5925-01-224-7940
NSN 6320-00-925-0558