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National Stock Number:
5330-01-471-5721
Federal Supply Class:
5330
National Item Identification Number:
014715721
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.
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Manufacturer Information:
| MS28774 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MS28774-144 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | V7907PC21 | 53154 | PORTLAND VALVE LLC |
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Techincal Specification:
| MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL | | CROSS-SECTIONAL SHAPE STYLE | SQUARE/RECTANGULAR | | CROSS-SECTIONAL HEIGHT | 0.045 INCHES MINIMUM AND | | 0.052 INCHES MAXIMUM | | CENTER HOLE DIAMETER | 2.507 INCHES MINIMUM AND | | 2.509 INCHES MAXIMUM | | PERIPHERAL DIAMETER | 2.677 INCHES MINIMUM AND | | 2.683 INCHES MAXIMUM | | JOINT TYPE | SCARF-PERIPHERAL RETAINER | | CUT TYPE | DIAGONAL OVERALL | | DEPARTURE FROM CITED DOCUMENT | MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS | | CRITICALITY CODE JUSTIFICATION | ZZZW | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 96906 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS28774-144 |
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