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National Stock Number:
5365-01-325-5710
Federal Supply Class:
5365
National Item Identification Number:
013255710
Description:
SPACER,RING
Detail:
A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see GASKET. For items manufactured from lubricated plastics, see BEARING, WASHER, THRUST. For items manufactured from lubricated felt, see FELT, MECHANICAL, PREFORMED. Excludes DISK, VALVE; INSULATOR WASHER; and SHIM. See also SPACER, PLATE and SPACER, SLEEVE.
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Manufacturer Information:
| 1276-06-246 | 44114 | BAE SYSTEMS LAND & ARMAMENTS L.P. | | 1276-06-246 | A0199 | FINMECCANICA SPA | | 5520203 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 5365PL0818731 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH |
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Techincal Specification:
| FSC APPLICATION DATA | MK75MOD0,MOUNT,GUN,76MM 62 CALIBER | | HARDNESS RATING | 53.0 ROCKWELL C MINIMUM AND 58.0 ROCKWELL C MAXIMUM | | INSIDE DIAMETER | 15.000 MILLIMETERS MINIMUM AND 15.027 MILLIMETERS MAXIMUM | | MATERIAL | STEEL COMP 4340 | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 19.805 MILLIMETERS MINIMUM AND 19.935 MILLIMETERS MAXIMUM | | SURFACE TREATMENT | PHOSPHATE |
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