Part Details | PREFORMED PACKING BACK-UP RING
5330-00-504-3683 A circular shaped item with an aperture manufactured to predetermined dimensions, constructed with a rectangular cross section that may be solid, with joint, or in a helical form that facilitates spiral wrap installation. It prevents seal extrusion under pressure and is designed to fit on the down-pressure side of a gland groove with a PACKING, PREFORMED or O-RING.
Alternate Parts: MS28774448, MS28774-448, 5330-00-504-3683, 00-504-3683, 5330005043683, 005043683
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-504-3683 | 66949 ( BACK-UP RING, PREFORMED PACKING ) |
REFERENCE DRAWINGS & PICTURES
SINGLE TURN SPIRAL
Cross Reference | NSN 5330-00-504-3683
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| MS28774-448 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
Technical Data | NSN 5330-00-504-3683
| Characteristic | Specifications |
|---|---|
| MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE |
| CROSS-SECTIONAL SHAPE STYLE | SINGLE TURN SPIRAL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | RETAINER PACKING BACK UP SINGLE TURN POLYTETRAFLUOROETHYLENE |
| CROSS-SECTIONAL HEIGHT | 0.100 INCHES NOMINAL |
| CENTER HOLE DIAMETER | 9.523 INCHES MINIMUM AND 9.525 INCHES MAXIMUM |
| PERIPHERAL DIAMETER | 0.235 INCHES NOMINAL |