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 5925-00-868-4313
NSN 5965-00-247-4886
NSN 5895-01-451-0743
NSN 6220-01-142-3148
NSN 5855-01-147-4785
NSN 6650-00-950-4107
NSN 5905-01-352-5824
NSN 5935-00-182-6932
NSN 5910-01-054-2543
NSN 5935-01-311-4121
NSN 5975-01-426-4284
NSN 5855-01-295-2313