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National Stock Number:
5365-01-027-9248
Federal Supply Class:
5365
National Item Identification Number:
010279248
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:
| 783696-1 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| HARDNESS RATING | 55.0 ROCKWELL C MINIMUM AND 59.0 ROCKWELL C MAXIMUM | | INSIDE DIAMETER | 1.252 INCHES MINIMUM AND 1.253 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.490 INCHES MINIMUM AND 1.491 INCHES MAXIMUM | | OVERALL THICKNESS | 0.060 INCHES MINIMUM AND 0.062 INCHES MAXIMUM | | MATERIAL | STEEL CORROSION RESISTING |
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