5310-01-489-1910 NUT,PLAIN,HEXAGON Index 4820-01-489-1912 VALVE,PLUG

National Stock Number:
5330-01-489-1911

Federal Supply Class:
5330

National Item Identification Number:
014891911

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:
566-6985426-4453711NAVAL SEA SYSTEMS COMMAND
H621-0102-4496169ELECTRIC BOAT CORPORATION
H6210102A-4496169ELECTRIC BOAT CORPORATION


Techincal Specification:
ATTACHMENT FEATURE QUANTITY6
ATTACHMENT HOLE DIAMETER0.281 INCHES NOMINAL
ATTACHMENT METHODROUND HOLE
CENTER HOLE DIAMETER5.062 INCHES NOMINAL
CROSS-SECTIONAL HEIGHT0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR
MATERIALNICKEL ALLOY OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYRETAINER WIPER
PERIPHERAL DIAMETER6.370 INCHES NOMINAL
SPECIAL FEATURESHAS A 5.370-5.378 IN COUNTER BORE APERTURE 0.203-0.206 DEEP;HOLES CENTERED ON 5.675 DIA


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