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National Stock Number:
5330-58-000-4546
Federal Supply Class:
5330
National Item Identification Number:
580004546
Description:
BACK-UP RING,PREFOR
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:
| 5310PL0819719 | | 5330PL0819719 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | S004069 | 0291H | ROSOMAK S.A | | TEF 55X60X1,3 | A110G | PARKER HANNIFIN OY | | S004069 | A548G | PATRIA LAND SERVICES OY |
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