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National Stock Number:
5365-00-497-7164
Federal Supply Class:
5365
National Item Identification Number:
004977164
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:
| 10246682 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| INSIDE DIAMETER | 2.260 INCHES MINIMUM AND 2.270 INCHES MAXIMUM | | OUTSIDE DIAMETER | 2.720 INCHES MINIMUM AND 2.750 INCHES MAXIMUM | | OVERALL THICKNESS | 0.108 INCHES MINIMUM AND 0.110 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-T-830,COND CD FED SPEC ALL MATERIAL RESPONSES | | MATERIAL | STEEL COMP MT1010 OR STEEL COMP MT1015 OR STEEL COMP MT1020 | | SURFACE FINISH | 63.0 MICROINCHES OVERALL | | SURFACE TREATMENT | PHOSPHATE |
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