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 4140-00-580-8508
NSN 5910-00-548-6505
NSN 5998-01-043-6206
NSN 5945-00-389-6311
NSN 6645-01-462-3754
NSN 6135-00-078-9931
NSN 6130-01-120-8347
NSN 5965-01-042-2001
NSN 6610-01-284-6968
NSN 5975-01-338-9433
NSN 5855-00-688-9954
NSN 5930-01-242-0055