| VACCO INDUSTRIES | 99517 |
| NAVAL INVENTORY CONTROL POINT MECHANICSBURG | 3950 |
| CRITICALITY CODE JUSTIFICATION | ZZZY |
| COLOR | BLACK |
| MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| PROPRIETARY CHARACTERISTICS | PACS |
| 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. |
