| Item Name | O Ring |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5331 O Ring |
| National Item Identification Number (NIIN) | 01-528-5786 (015285786) |
| NCB Code | USA (01) |
| Manufacturer | Twin Disc Incorporated |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADVN | CROSS-SECTIONAL HEIGHT | 0.070 INCHES NOMINAL |
| ADYT | CENTER HOLE DIAMETER | 0.239 INCHES NOMINAL |
| AGAV | END ITEM IDENTIFICATION | MARINE GEAR MDL MG-5050A, 2.50:1 RATIO |
| CQFM | HARDNESS RATING | 70.0 SHORE DUROMETER A NOMINAL |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | RING O,PLUG COVER |
| FEAT | SPECIAL FEATURES | HOUSING ASSEMBLY REAR HALF EXPLODED VIEW FIG. 6-25, ITEM 36 |
| MATT | MATERIAL | RUBBER POLYACRYLATE CLASS ACM |
| Relevant Components for NSN - 5331-01-528-5786, 5331015285786 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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