2915-00-486-4165 VALVE Index 5330-00-486-4172 RETAINER,PACKING

National Stock Number:
5330-00-486-4168

Federal Supply Class:
5330

National Item Identification Number:
004864168

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:
68B458012-20576301THE BOEING COMPANY
966311-01409257TRELLEBORG SEALING SOLUTIONS US, INC.
966311-01412599SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION DIV ENGINEERED POLYMERS
966311-01482106PARKER-HANNIFIN CORPORATION
966311-01493835PARKER HANNIFIN CORPORATION
966311-01498103LEAR SIEGLER INC SIGNAL DIV MTB


Techincal Specification:
CENTER HOLE DIAMETER0.457 INCHES NOMINAL
CROSS-SECTIONAL HEIGHT0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLEV
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
SPECIAL FEATURES4 GROOVES EACH SIDE EQUALLY SPACED. GROOVES ON ONE SIDE SHALL NOT COINCIDE WITH GROOVES ON OTHER SIDE
PERIPHERAL DIAMETER0.620 INCHES MINIMUM AND 0.625 INCHES MAXIMUM


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