5330-01-579-3885 BACK-UP RING,PREFORMED PACKING Index 5330-01-579-3901 BACK-UP RING,PREFORMED PACKING

National Stock Number:
5330-01-579-3897

Federal Supply Class:
5330

National Item Identification Number:
015793897

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:
BDS3115-026C82106PARKER-HANNIFIN CORPORATION
BDS3115-026C93835PARKER-HANNIFIN CORP


Techincal Specification:
CROSS-SECTIONAL SHAPE STYLESINGLE TURN SPIRAL
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE
PART NAME ASSIGNED BY CONTROLLING AGENCYPACKING BACKUP RING


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