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National Stock Number:
5365-00-522-7146
Federal Supply Class:
5365
National Item Identification Number:
005227146
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:
| 5227146 | 19204 | ARMY, UNITED STATES DEPARTMENT OF THE |
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Techincal Specification:
| INSIDE DIAMETER | 3.516 INCHES MINIMUM AND 3.532 INCHES MAXIMUM | | OUTSIDE DIAMETER | 4.484 INCHES MINIMUM AND 4.516 INCHES MAXIMUM | | OVERALL THICKNESS | 0.059 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-00640 FED SPEC ALL MATERIAL RESPONSES | | MATERIAL | STEEL COMP 1009 OR STEEL COMP 1015 | | SURFACE TREATMENT | CADMIUM |
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