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 6145-00-686-5397
NSN 2925-01-608-6895
NSN 6150-00-528-4175
NSN 6685-01-385-0222
NSN 5920-01-153-2690
NSN 2925-00-960-9850
NSN 6220-00-838-6090
NSN 5985-01-123-1988
NSN 6650-00-539-7298
NSN 7035-01-561-6331
NSN 7035-00-335-7283
NSN 5895-01-125-6822