5331-01-343-2777 O-RING Index 5330-01-343-2779 RETAINER,PACKING

National Stock Number:
5330-01-343-2778

Federal Supply Class:
5330

National Item Identification Number:
013432778

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:
17P1C2066-188277THE BOEING COMPANY


Techincal Specification:
CENTER HOLE DIAMETER2.747 INCHES MINIMUM AND 2.748 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLEFLANGE
CROSS-SECTIONAL HEIGHT0.487 INCHES NOMINAL
CROSS-SECTIONAL THICKNESS0.3685 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/9 T7351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 7075 OVERALL
PERIPHERAL DIAMETER4.000 INCHES NOMINAL
RIM SURFACE WIDTH0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM


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