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National Stock Number:
5365-00-895-9429
Federal Supply Class:
5365
National Item Identification Number:
008959429
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:
| 114D2150-1 | 77272 | THE BOEING COMPANY | | 114D2150-1 | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| HARDNESS RATING | 60.0 ROCKWELL C MINIMUM AND 64.0 ROCKWELL C MAXIMUM | | INSIDE DIAMETER | 1.201 INCHES MINIMUM AND 1.206 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP E52100 | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 1.550 INCHES MINIMUM AND 1.570 INCHES MAXIMUM | | OVERALL THICKNESS | 0.125 INCHES NOMINAL | | SPECIAL FEATURES | LEFT SIDE ID CHAMFERED 0.30 IN. MIN,0.040 IN. MAX LG BY 45 DEG | | SURFACE FINISH | 125.0 MICROINCHES BORE | | SURFACE FINISH | 125.0 MICROINCHES LARGEST OUTSIDE DIAMETER | | SURFACE FINISH | 125.0 MICROINCHES RIGHT SIDE | | SURFACE FINISH | 20.0 MICROINCHES LEFT SIDE |
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