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National Stock Number:
5365-00-434-0921
Federal Supply Class:
5365
National Item Identification Number:
004340921
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:
| 11665580 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| INSIDE DIAMETER | 1.670 INCHES MINIMUM AND 1.671 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-T-830,COMP 1010-1035 OR 1118-1137 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL | | OUTSIDE DIAMETER | 2.044 INCHES MINIMUM AND 2.045 INCHES MAXIMUM | | OVERALL THICKNESS | 0.4015 INCHES MINIMUM AND 0.4025 INCHES MAXIMUM | | SURFACE FINISH | 125.0 MICROINCHES OVERALL |
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