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 5965-00-985-9157
NSN 5990-01-501-5409
NSN 5950-01-443-8377
NSN 5855-01-203-4719
NSN 6130-01-061-1773
NSN 6240-01-116-3382
NSN 7035-01-123-8723
NSN 5990-00-870-8310
NSN 5975-01-500-5724
NSN 5985-01-417-1308
NSN 6240-00-072-0352
NSN 2925-00-860-3652