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 5950-01-054-2748
NSN 5905-00-555-1899
NSN 6645-01-221-3704
NSN 6240-01-604-1293
NSN 2925-01-168-6253
NSN 5905-01-223-5649
NSN 5950-01-085-6565
NSN 5945-01-626-1401
NSN 7035-01-322-8180
NSN 5960-00-152-9488
NSN 5996-01-087-9037
NSN 5985-01-492-5080