5330-00-171-9220 RETAINER,PACKING Index 5330-00-171-9223 RETAINER,PACKING

National Stock Number:
5330-00-171-9222

Federal Supply Class:
5330

National Item Identification Number:
001719222

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:
2641-405-11 ITEM 6796169ELECTRIC BOAT CORPORATION
2642-785-05 ITEM 11096169ELECTRIC BOAT CORPORATION
845-4558740 ITEM 11080064NAVAL SHIP SYSTEMS COMMAND
MS28783-1096906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS35803-23296906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
ANGLE25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM
CENTER HOLE DIAMETER2.750 INCHES NOMINAL
CROSS-SECTIONAL HEIGHT0.075 INCHES MINIMUM AND 0.087 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLESQUARE
CROSS-SECTIONAL THICKNESS0.025 INCHES MINIMUM AND 0.029 INCHES MAXIMUM
DISTANCE BETWEEN ENDS0.093 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
JOINT TYPESCARF-BUTT RETAINER
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALPLASTIC TETRAFLUOROETHYLENE OVERALL
PERIPHERAL DIAMETER2.988 INCHES MINIMUM AND 2.992 INCHES MAXIMUM


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