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 6130-01-231-2375
NSN 7035-01-053-4769
NSN 5985-00-979-9241
NSN 5925-01-259-3603
NSN 5855-01-331-8502
NSN 5855-00-832-9341
NSN 5990-01-457-6316
NSN 6320-01-232-4664
NSN 7035-01-157-0028
NSN 5930-01-473-2395
NSN 6135-00-180-5125
NSN 5950-01-027-8341