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 6110-01-005-3378
NSN 5998-00-042-9690
NSN 6240-00-357-7976
NSN 5990-01-378-7349
NSN 5945-01-335-7940
NSN 6145-01-534-9881
NSN 5945-01-035-0908
NSN 5975-01-478-3514
NSN 5945-01-046-6218
NSN 5945-01-514-8757
NSN 6650-01-214-1710
NSN 6135-00-643-4843