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 5905-01-322-7983
NSN 5975-01-602-9402
NSN 6130-00-508-1881
NSN 5965-01-005-0341
NSN 6685-01-155-6012
NSN 2925-00-325-4372
NSN 5925-01-038-3071
NSN 5930-01-014-2640
NSN 5945-01-387-6742
NSN 5975-00-006-5248
NSN 5915-00-771-1645
NSN 5945-00-550-0000