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National Stock Number:
5330-01-513-4813
Federal Supply Class:
5330
National Item Identification Number:
015134813
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.
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Manufacturer Information:
| CP041 | 73030 | HAMILTON SUNDSTRAND CORPORATION | | CP041B148 | 73030 | HAMILTON SUNDSTRAND CORPORATION |
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Techincal Specification:
| CENTER HOLE DIAMETER | 2.886 INCHES NOMINAL | | CROSS-SECTIONAL HEIGHT | 0.045 INCHES MINIMUM AND 0.052 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | SINGLE TURN SPIRAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-M-20693,TYPE 1 (POLYHEXAMETHYLENE ADIPAMIDE) MIL SPEC SINGLE MATERIAL RESPONSE | | III MATERIAL | PLASTIC | | PERIPHERAL DIAMETER | 2.933 INCHES NOMINAL | | PROPRIETARY CHARACTERISTICS | PACS |
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