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National Stock Number:
5365-00-133-3837
Federal Supply Class:
5365
National Item Identification Number:
001333837
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:
| 4G13897-103A | 30205 | MERCER PRODUCTS & MANUFACTURING COMPANY | | 4G13897-103A | 30842 | KIT PACK CO., INC. | | 4G13897-103A | 6M132 | SKYSPARES PARTS INC | | 4G13897-103A | 70265 | ALL POWER MANUFACTURING CO. | | 4G13897-103A | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| FSC APPLICATION DATA | LANDING GEAR,RETRACTABLE | | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM | | INSIDE DIAMETER | 0.688 INCHES MINIMUM AND 0.689 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.876 INCHES MINIMUM AND 0.877 INCHES MAXIMUM | | OVERALL THICKNESS | 0.155 INCHES MINIMUM AND 0.157 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758,COND EH MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4130 | | SURFACE FINISH | 125.0 MICROINCHES BORE | | SURFACE FINISH | 125.0 MICROINCHES LARGEST OUTSIDE DIAMETER | | SURFACE FINISH | 125.0 MICROINCHES LEFT SIDE | | SURFACE FINISH | 125.0 MICROINCHES RIGHT SIDE |
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