4820-00-082-0817 VALVE,SAFETY RELIEF Index 5340-00-082-0822 STRAP,RETAINING

National Stock Number:
5330-00-082-0818

Federal Supply Class:
5330

National Item Identification Number:
000820818

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:
10397724930L3HARRIS TECHNOLOGIES, INC


Techincal Specification:
ATTACHMENT FEATURE CIRCLE DIAMETER7.500 INCHES NOMINAL RETAINER
ATTACHMENT FEATURE QUANTITY2
ATTACHMENT HOLE DIAMETER0.271 INCHES MINIMUM AND 0.278 INCHES MAXIMUM
ATTACHMENT METHODROUND HOLE
CENTER HOLE DIAMETER6.500 INCHES MINIMUM AND 6.505 INCHES MAXIMUM
CROSS-SECTIONAL HEIGHT0.625 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2017 OVERALL
PERIPHERAL DIAMETER7.875 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 TY 2 CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL


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