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National Stock Number:
5330-01-485-6084
Federal Supply Class:
5330
National Item Identification Number:
014856084
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:
| 4311580 | 77445 | RTX CORPORATION |
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Techincal Specification:
| CENTER HOLE DIAMETER | 1.235 INCHES MINIMUM AND 1.242 INCHES MAXIMUM | | CROSS-SECTIONAL HEIGHT | 0.057 INCHES MINIMUM AND 0.064 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | SINGLE TURN SPIRAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-46183 TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE | | III MATERIAL | PLASTIC POLYAMIDE | | PART NAME ASSIGNED BY CONTROLLING AGENCY | RETAINER,SEAL | | PERIPHERAL DIAMETER | 1.457 INCHES MINIMUM AND 1.459 INCHES MAXIMUM | | PROPRIETARY CHARACTERISTICS | PACS |
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