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National Stock Number:
5365-00-075-3319
Federal Supply Class:
5365
National Item Identification Number:
000753319
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:
| 1010702-9 | 36090 | LOCKHEED MARTIN LIBRASCOPE CORP | | L312 003 469 | 36090 | LOCKHEED MARTIN LIBRASCOPE CORP |
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Techincal Specification:
| INSIDE DIAMETER | 0.401 INCHES MINIMUM AND 0.406 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.494 INCHES MINIMUM AND 0.499 INCHES MAXIMUM | | OVERALL THICKNESS | 0.0135 INCHES MINIMUM AND 0.0165 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763. COND A FED SPEC SINGLE MATERIAL RESPONSE OR AISI ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 302 | | SURFACE FINISH | 125.0 MICROINCHES OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE | | SURFACE TREATMENT | PASSIVATE |
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