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National Stock Number:
5365-01-525-5278
Federal Supply Class:
5365
National Item Identification Number:
015255278
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:
| 5008429002-003 | 022T1 | THE BOEING COMPANY |
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Techincal Specification:
| INSIDE DIAMETER | 15.270 INCHES MINIMUM AND 15.330 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | ALUMINUM ALLOY 6061 | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SHIM | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 17.250 INCHES MINIMUM AND 17.310 INCHES MAXIMUM | | OVERALL THICKNESS | 0.050 INCHES MINIMUM AND 0.110 INCHES MAXIMUM | | SPECIAL FEATURES | 10 X R .45 ON THE 16.00 BOLT CIRCLE DIAMETER, 8 ARE EQUALLY SPACED STARTING AT 22.5 DEGREES AND THEN EVERY 45 DEGREES. 2 ARE AT 90 AND 270 DEGREES. | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541. CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE AND MIL-PRF-23377, TYPE 1. CLASS C MIL SPEC SINGLE TREATMENT RESPONSE | | SURFACE TREATMENT | CHROMATE AND PLASTIC EPOXY AND PLASTIC POLYAMIDE |
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