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National Stock Number:
5330-01-503-6212
Federal Supply Class:
5330
National Item Identification Number:
015036212
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:
| 6392757 FIND 39 | 31442 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 6392757 FIND 39 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 8-110 V0709-90 | 02697 | PARKER-HANNIFIN CORP | | 8-110-V0709 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | 8-110-V0709-90 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
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Techincal Specification:
| CENTER HOLE DIAMETER | 0.385 INCHES MINIMUM AND 0.395 INCHES MAXIMUM | | CROSS-SECTIONAL HEIGHT | 0.050 INCHES MINIMUM AND 0.056 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | CONTOURED FACE SOLID | | HARDNESS RATING | 90.0 SHORE DUROMETER A NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE AMS-R-83248, TY 1, CL 2; AMS7259 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | RUBBER SYNTHETIC | | PART NAME ASSIGNED BY CONTROLLING AGENCY | O-RING BACKUP | | PERIPHERAL DIAMETER | 0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM | | SPECIAL FEATURES | HIGH TEMPERATURE FLUID AND COMPRESSION SET RESISTANT FLUOROCARBON (FKM) ELASTOMER | | TEMP RATING | -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT |
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