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National Stock Number:
5330-01-590-0844
Federal Supply Class:
5330
National Item Identification Number:
015900844
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:
| 84002161-119 | 81873 | WOODWARD HRT INC | | S38588-119-29 | 09257 | TRELLEBORG SEALING SOLUTIONS US, INC. |
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Techincal Specification:
| CENTER HOLE DIAMETER | 0.924 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | SINGLE TURN SPIRAL | | CROSS-SECTIONAL HEIGHT | 0.103 INCHES NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BACK-UP RING | | MATERIAL DOCUMENT AND CLASSIFICATION | TURCON 29 MFR REF SINGLE MATERIAL RESPONSE | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE | | PERIPHERAL DIAMETER | 1.130 INCHES NOMINAL |
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