5330-01-249-0499 RETAINER,PACKING Index 5330-01-249-0501 SEAL,NONMETALLIC STRIP

National Stock Number:
5330-01-249-0500

Federal Supply Class:
5330

National Item Identification Number:
012490500

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:
582919253711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
ATTACHMENT FEATURE CIRCLE DIAMETER7.000 INCHES NOMINAL SINGLE CIRCLE
ATTACHMENT FEATURE QUANTITY4
ATTACHMENT HOLE DIAMETER0.281 INCHES MINIMUM AND 0.291 INCHES MAXIMUM
ATTACHMENT METHODROUND HOLE
CENTER HOLE DIAMETER6.500 INCHES NOMINAL
CROSS-SECTIONAL HEIGHT0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286 CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY K-500 OVERALL
PERIPHERAL DIAMETER7.500 INCHES NOMINAL
SPECIAL FEATURESFOUR EQUALLY SPACED TABS 0.500 INCHES WIDE ALONG INSIDE DIAMETER


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