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National Stock Number:
5330-01-239-0113
Federal Supply Class:
5330
National Item Identification Number:
012390113
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:
| 407-45853-1 | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| CENTER HOLE DIAMETER | 4.000 INCHES MINIMUM AND 4.012 INCHES MAXIMUM | | CROSS-SECTIONAL HEIGHT | 0.247 INCHES MINIMUM AND 0.250 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | SQUARE/RECTANGULAR | | MATERIAL | COPPER ALLOY 955 OVERALL | | NUCLEAR HARDNESS CRITICAL FEATURE | HARDENED | | PERIPHERAL DIAMETER | 4.012 INCHES MINIMUM AND 4.014 INCHES MAXIMUM | | SPECIAL FEATURES | HARDNESS CRITICAL ITEM |
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