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 6220-00-079-0178
NSN 6145-01-236-9327
NSN 6645-00-658-7838
NSN 5855-01-351-6277
NSN 7035-00-529-3128
NSN 6150-00-627-2081
NSN 5935-01-251-3809
NSN 5998-00-925-4640
NSN 5999-01-438-9563
NSN 5950-01-536-4797
NSN 2925-01-470-5534
NSN 5895-00-487-8448