|
|
|
National Stock Number:
5330-01-501-1397
Federal Supply Class:
5330
National Item Identification Number:
015011397
Description:
BACK-UP RING,PREFORMED PACKING
Detail:
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.
|
Manufacturer Information:
| 342-7067321-160 | 53711 | NAVAL SEA SYSTEMS COMMAND | | H643-7002-160 | 96169 | ELECTRIC BOAT CORPORATION |
|
Techincal Specification:
| CROSS-SECTIONAL HEIGHT | 0.117 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | SOLID | | MATERIAL DOCUMENT AND CLASSIFICATION | 81364/ASTM-D3293 TY II S/S BY ASTM-D3294 TY II ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE | | SPECIAL FEATURES | BACK-UP RING FOR O-RING 16.455ID X 0.275 CROSS SECTION |
|
|