5950-00-947-6789 REACTOR Index 3020-00-947-6791 GEAR,HELICAL

National Stock Number:
5330-00-947-6790

Federal Supply Class:
5330

National Item Identification Number:
009476790

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:
E87890-2580020NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2


Techincal Specification:
ATTACHMENT FEATURE QUANTITY4
ATTACHMENT HOLE DIAMETER0.190 INCHES NOMINAL
ATTACHMENT METHODROUND HOLE
CENTER HOLE DIAMETER3.880 INCHES MINIMUM AND 3.885 INCHES MAXIMUM
CROSS-SECTIONAL HEIGHT0.625 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLEV
MATERIALCOPPER ALLOY OVERALL
SPECIAL FEATURES4 MTG HOLES TAPPED,0.19032 UNF THD
PERIPHERAL DIAMETER4.990 INCHES MINIMUM AND 4.995 INCHES MAXIMUM


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