4820-00-641-0223 DISK,VALVE Index 5330-00-641-0227 O-RING

National Stock Number:
5330-00-641-0225

Federal Supply Class:
5330

National Item Identification Number:
006410225

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:
1000-005PC8027423ALUF INDUSTRIES INC
MS2878296906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS28782-8096906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SAE-AS87910U583SAE INTERNATIONAL


Techincal Specification:
ANGLE25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM
CENTER HOLE DIAMETER12.000 INCHES NOMINAL
CROSS-SECTIONAL HEIGHT0.138 INCHES MINIMUM AND 0.156 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLESQUARE
CROSS-SECTIONAL THICKNESS0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM
DISTANCE BETWEEN ENDS0.188 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
JOINT TYPESCARF-BUTT RETAINER
MATERIAL DOCUMENT AND CLASSIFICATIONSAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALPLASTIC TETRAFLUOROETHYLENE OVERALL
PERIPHERAL DIAMETER12.474 INCHES MINIMUM AND 12.478 INCHES MAXIMUM


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