5998-00-143-8693 CIRCUIT CARD ASSEMBLY Index 5331-00-143-8695 O-RING

National Stock Number:
5330-00-143-8694

Federal Supply Class:
5330

National Item Identification Number:
001438694

Description:
RETAINER,PACKING

Detail:
An item designed to fit over a packing gland by mating with a surface of a second part which together will retain into a narrow groove or confined space the PACKING, PREFORMED or O-RING, or an item designed to fit over a rod or shaft, to mate with a stuffing box to confine PACKING MATERIAL. It may function as a static or dynamic seal retainer with the packing located on, around, or in the centerline direction of the rod or shaft axis. It may have holes or joints for mounting, be threaded or unthreaded. See also PACKING NUT and PACKING NUT, STUFFING TUBE.


Manufacturer Information:
1144663-105824AEROJET ROCKETDYNE INC


Techincal Specification:
CENTER HOLE DIAMETER21.399 INCHES MINIMUM AND 21.409 INCHES MAXIMUM
CRITICALITY CODE JUSTIFICATIONFEAT
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR
CROSS-SECTIONAL HEIGHT0.045 INCHES MINIMUM AND 0.062 INCHES MAXIMUM
NUCLEAR HARDNESS CRITICAL FEATUREHARDENED
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
PERIPHERAL DIAMETER21.635 INCHES MINIMUM AND 21.649 INCHES MAXIMUM
SPECIAL FEATURESDESIGN ANALYSIS


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