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National Stock Number:
5365-01-434-8525
Federal Supply Class:
5365
National Item Identification Number:
014348525
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:
| 6-50464 | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| INSIDE DIAMETER | 5.400 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-685 FED SPEC SINGLE MATERIAL RESPONSE OR AN-S-12 ASSN STD SINGLE MATERIAL RESPONSE OR MIL-T-6736 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-T-6735 MIL SPEC SINGLE MATERIAL RESPONSE OR AMS6381 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 4135 OR STEEL COMP 4140 | | OUTSIDE DIAMETER | 5.980 INCHES NOMINAL | | OVERALL THICKNESS | 0.253 INCHES MINIMUM AND 0.258 INCHES MAXIMUM | | SPECIAL FEATURES | HEAT TREAT 125,000-145,000 PSI; ORIGINAL NAME - SPACER |
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