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National Stock Number:
5365-00-020-2977
Federal Supply Class:
5365
National Item Identification Number:
000202977
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:
| 579369 | 77445 | RTX CORPORATION |
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Techincal Specification:
| FSC APPLICATION DATA | 1. FUEL FILTER AND HEATER,ENGINE,AIRCRAFT | | INSIDE DIAMETER | 3.110 INCHES MINIMUM AND 3.130 INCHES MAXIMUM | | OUTSIDE DIAMETER | 3.780 INCHES MINIMUM AND 3.790 INCHES MAXIMUM | | OVERALL THICKNESS | 0.028 INCHES MINIMUM AND 0.036 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5045 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 1020 | | SURFACE FINISH | 63.0 MICROINCHES OVERALL | | SURFACE TREATMENT | CADMIUM |
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