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National Stock Number:
5365-01-514-9256
Federal Supply Class:
5365
National Item Identification Number:
015149256
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:
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Techincal Specification:
| INSIDE DIAMETER | 1.834 INCHES MINIMUM AND 1.844 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI 4142, ANNEALED CONDITION PER ASTM-519 ASSN STD 1ST MATERIAL RESPONSE OR AISI 4140 PER AMS 6382 ASSN STD 2ND MATERIAL RESPONSE | | MATERIAL | STEEL OR STEEL COMP 4140 | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SHIM | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 2.180 INCHES MINIMUM AND 2.220 INCHES MAXIMUM | | OVERALL THICKNESS | 0.080 INCHES NOMINAL | | SPECIAL FEATURES | THICKNESS TOLERANCE IS + OR - .0005 | | SURFACE FINISH | 125.0 MICROINCHES OVERALL |
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