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 4140-01-146-3524
NSN 5910-01-467-8948
NSN 6645-00-079-1430
NSN 5930-00-222-0342
NSN 5985-01-394-5373
NSN 5920-01-327-7125
NSN 5855-01-451-1163
NSN 5960-01-436-4493
NSN 5930-01-400-6126
NSN 2925-00-335-7119
NSN 6105-01-026-0165
NSN 5925-01-332-3266