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National Stock Number:
5330-01-517-7580
Federal Supply Class:
5330
National Item Identification Number:
015177580
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:
| 7425FT-4780N | 5F573 | GREENE TWEED & CO INC | | 7425FT-4780N | 12516 | JAMAICA BEARINGS CO. INC. |
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Techincal Specification:
| CENTER HOLE DIAMETER | 4.497 INCHES NOMINAL | | CRITICALITY CODE JUSTIFICATION | AGAV | | CROSS-SECTIONAL HEIGHT | 0.087 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | SINGLE TURN SPIRAL | | MATERIAL DOCUMENT AND CLASSIFICATION | 5F573/GTS-0020(NWR) MFR REF SINGLE MATERIAL RESPONSE | | III MATERIAL | PLASTIC POLYAMIDE | | PART NAME ASSIGNED BY CONTROLLING AGENCY | INAVY RING,BACKUP,AIRCRAFT | | PERIPHERAL DIAMETER | 4.815 INCHES NOMINAL | | PROPRIETARY CHARACTERISTICS | PACS | | SPECIAL FEATURES | BACK-UP RING,ROD TYPE NON-RADIUSED,REVERSE SCARF CUT |
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