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 5975-00-286-8506
NSN 6105-01-515-8624
NSN 5975-00-488-8691
NSN 6685-01-572-7860
NSN 2925-00-635-9731
NSN 5835-01-158-6878
NSN 5945-01-173-8958
NSN 5998-01-538-6031
NSN 5905-00-918-3559
NSN 5990-00-902-5268
NSN 6240-01-318-6349
NSN 6240-01-444-1673