5330-01-246-7856 RETAINER,PACKING Index 5330-01-246-7858 RETAINER,PACKING

National Stock Number:
5330-01-246-7857

Federal Supply Class:
5330

National Item Identification Number:
012467857

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:
582920553711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
CENTER HOLE DIAMETER2.955 INCHES MINIMUM AND 2.957 INCHES MAXIMUM
CROSS-SECTIONAL THICKNESS0.293 INCHES MINIMUM AND 0.295 INCHES MAXIMUM
CROSS-SECTIONAL HEIGHT1.120 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLEFLANGE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A-668 CLASS D ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
PERIPHERAL DIAMETER3.810 INCHES NOMINAL
RIM SURFACE WIDTH0.187 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924 CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTOXIDE OVERALL


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