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 5895-00-939-3765
NSN 5975-00-782-8890
NSN 6685-01-034-2277
NSN 5996-01-633-2434
NSN 2925-01-457-5649
NSN 6220-01-222-3493
NSN 6135-01-100-3593
NSN 5998-01-244-7519
NSN 6135-00-911-9321
NSN 5895-01-278-9379
NSN 5920-01-010-3293
NSN 6610-01-222-0582