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 5985-00-682-7192
NSN 5996-00-052-7801
NSN 5965-01-168-3255
NSN 2925-00-221-8529
NSN 5895-00-316-9518
NSN 6135-01-040-1446
NSN 5945-01-040-5749
NSN 5930-01-479-6025
NSN 5910-01-039-7191
NSN 6320-01-478-7338
NSN 5925-01-039-2230
NSN 6150-01-478-6515