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 6685-01-146-5249
NSN 6645-00-236-9076
NSN 6610-01-659-3277
NSN 2925-01-573-1067
NSN 6610-01-532-3899
NSN 5985-01-020-8259
NSN 5975-01-246-1452
NSN 5920-01-197-8397
NSN 5945-00-129-6208
NSN 5996-01-394-3378
NSN 5950-01-424-7267
NSN 6220-01-012-0803