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 5925-01-294-8331
NSN 6610-01-067-4359
NSN 5835-01-345-6697
NSN 6240-01-024-7028
NSN 5950-01-651-4716
NSN 6130-01-592-8346
NSN 6145-01-643-6019
NSN 5999-01-173-6964
NSN 6610-01-025-8283
NSN 6135-01-048-0910
NSN 5996-01-553-1118
NSN 5915-01-411-3544