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 5925-01-604-9427
NSN 5965-00-170-5254
NSN 5925-01-157-9950
NSN 6130-00-473-0342
NSN 6145-01-104-1126
NSN 6620-01-145-1278
NSN 6645-01-442-6476
NSN 5930-00-985-9094
NSN 6145-00-663-6133
NSN 6610-00-474-9517
NSN 7035-01-072-7785
NSN 5925-00-955-0659