Item must comply with requirements of defense supply center columbus production standard no. Lo1156
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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6610-00-647-3830
NSN 5895-01-648-2670
NSN 6240-00-237-7878
NSN 5960-01-389-9941
NSN 6110-01-540-9582
NSN 5835-00-823-6116
NSN 6105-01-364-1727
NSN 6145-01-119-9040
NSN 5950-01-285-1322
NSN 6135-00-411-3171
NSN 6645-00-498-6869
NSN 5996-01-172-9400