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National Stock Number:
5365-01-324-4502
Federal Supply Class:
5365
National Item Identification Number:
013244502
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:
| 2621-561-03 PIECE 20 | 96169 | ELECTRIC BOAT CORPORATION | | 845-4864184 PIECE 20 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| INSIDE DIAMETER | 4.300 INCHES NOMINAL | | OVERALL THICKNESS | 0.375 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-C-15726,ALLOY C71500,TEMPER 060 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | COPPER ALLOY 715 | | OUTSIDE DIAMETER | 5.060 INCHES NOMINAL | | SPECIAL FEATURES | SLOT LOCATED ON LARGEST OD,0.250 IN. WIDE,0.250 IN. DEEP | | SURFACE FINISH | 125.0 MICROINCHES OVERALL |
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