3020-00-517-2782 GEAR,WORM WHEEL Index 5330-00-517-2785 RETAINER,PACKING

National Stock Number:
5330-00-517-2784

Federal Supply Class:
5330

National Item Identification Number:
005172784

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:
517278419204ARMY, UNITED STATES DEPARTMENT OF THE


Techincal Specification:
ANGLE15.0 DEGREES NOMINAL
CENTER HOLE DIAMETER0.377 INCHES MINIMUM AND 0.378 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLECUP
CROSS-SECTIONAL HEIGHT0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
FSC APPLICATION DATARECOIL MECH. 155MM GUN
MATERIALCOPPER ALLOY OVERALL
SPECIAL FEATURES63 MICROINCH FINISH ON PERIPHERAL AND CENTER HOLE SURFACES,125 MICROINCH FINISH ON ALL OTHER SURFACES
PERIPHERAL DIAMETER0.872 INCHES MINIMUM AND 0.874 INCHES MAXIMUM


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