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 5996-01-124-2407
NSN 6130-01-180-4948
NSN 5895-01-386-3049
NSN 5925-01-467-1172
NSN 6645-01-003-5692
NSN 5975-01-383-7391
NSN 6110-00-012-2532
NSN 6645-00-848-8490
NSN 5985-00-937-0556
NSN 2925-01-485-6982
NSN 6135-01-252-0315
NSN 5895-01-166-3861