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 5920-00-816-7535
NSN 5965-00-069-2723
NSN 6610-01-234-5542
NSN 6130-00-991-7443
NSN 5985-00-350-2173
NSN 5975-01-498-9406
NSN 5855-00-138-2386
NSN 6145-00-548-7195
NSN 5945-01-224-7610
NSN 6110-01-069-7817
NSN 5920-01-173-8212
NSN 5950-00-226-1231