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National Stock Number:
5365-01-303-0522
Federal Supply Class:
5365
National Item Identification Number:
013030522
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:
| 1005655 | 08719 | DUCOMMUN LABARGE TECHNOLOGIES, INC |
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Techincal Specification:
| INSIDE DIAMETER | 12.4062 INCHES NOMINAL | | OUTSIDE DIAMETER | 14.998 INCHES MINIMUM AND 15.000 INCHES MAXIMUM | | OVERALL THICKNESS | 1.180 INCHES MINIMUM AND 1.220 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/11,T651 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | ALUMINUM ALLOY 6061 | | SPECIAL FEATURES | HAS 3 THREADED BOLT HOLES THRU LENTH OF SPACER 0.500-20 UNF-2B;HAS 4 UNTHREADED BOLT HOLES THRU LENGTH OF SPACER W/0.530-0.539 IN. DIA.; HAS 3 THREADED BOLT HOLES THRU THICKNESS OF SPACER 0.375-16 UNC-2B |
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