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National Stock Number:
5365-00-927-1856
Federal Supply Class:
5365
National Item Identification Number:
009271856
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:
| 4G13164-101A | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| OVERALL THICKNESS | 0.875 INCHES NOMINAL | | INSIDE DIAMETER | 3.510 INCHES MINIMUM AND | | 3.520 INCHES MAXIMUM | | OUTSIDE DIAMETER | 3.880 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY 7075 | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/9,T651 FED SPEC SINGLE MATERIAL RESPONSE | | SURFACE FINISH | 125.0 MICROINCHES LARGEST OUTSIDE DIAMETER | | 125.0 MICROINCHES LEFT SIDE | | 125.0 MICROINCHES RIGHT SIDE | | 125.0 MICROINCHES BORE | | FSC APPLICATION DATA | CYLINDER ASSEMBLY,MAIN LANDING GEAR,AIRCRAFT | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 98897 | | DESIGN CONTROL REFERENCE | 4G13164-101A |
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