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 6645-01-391-9820
NSN 5990-01-485-0260
NSN 5945-00-243-9365
NSN 6610-01-352-5500
NSN 6110-01-344-5852
NSN 6105-00-265-7545
NSN 5975-01-094-6943
NSN 5915-01-569-1081
NSN 5925-00-894-8016
NSN 6135-00-477-8847
NSN 5910-01-025-9820
NSN 5999-01-195-2843