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National Stock Number:
5365-01-217-6799
Federal Supply Class:
5365
National Item Identification Number:
012176799
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:
| 8019044-051 | 58259 | BALLISTIC MISSILE OFFICE /AFSC/ |
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Techincal Specification:
| OVERALL THICKNESS | 0.01695 INCHES MINIMUM AND | | 0.01705 INCHES MAXIMUM | | INSIDE DIAMETER | 1.794 INCHES MINIMUM AND | | 1.796 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.912 INCHES MINIMUM AND | | 1.914 INCHES MAXIMUM | | MATERIAL | STEEL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582,COND A ASSN STD SINGLE MATERIAL RESPONSE | | SURFACE FINISH | 32.0 MICROINCHES LARGEST OUTSIDE DIAMETER | | 32.0 MICROINCHES LEFT SIDE | | 32.0 MICROINCHES RIGHT SIDE | | 32.0 MICROINCHES BORE | | FSC APPLICATION DATA | THIRD GENERATION GYRO | | SPECIAL FEATURES | CHAMFERED 4 PLACES 0.004-0.007 BY 43.0-47.0 DEG | | CRITICALITY CODE JUSTIFICATION | ADUM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 58259 | | DESIGN CONTROL REFERENCE | 8019044-051 |
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