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 6240-00-872-3365
NSN 5985-01-388-6232
NSN 2925-00-455-2367
NSN 5998-01-578-6609
NSN 6240-01-297-2978
NSN 5945-01-416-7583
NSN 5945-01-280-1196
NSN 6320-01-519-0916
NSN 5998-00-222-5293
NSN 6105-01-586-9001
NSN 5945-01-415-0858
NSN 6620-01-318-1856