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 7035-01-385-7306
NSN 6145-00-738-5601
NSN 6240-01-118-5070
NSN 5998-00-791-5204
NSN 6110-00-160-1374
NSN 6240-01-329-8095
NSN 5975-01-349-4916
NSN 5925-00-498-6718
NSN 6620-00-479-9425
NSN 5945-00-982-6621
NSN 5905-00-125-7588
NSN 2925-00-917-2842