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National Stock Number:
5365-01-143-6868
Federal Supply Class:
5365
National Item Identification Number:
011436868
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:
| 518-4674751 ITEM 22 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | TT415-0147 PIECE 5 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| INSIDE DIAMETER | 6.513 INCHES MINIMUM AND 6.515 INCHES MAXIMUM | | OUTSIDE DIAMETER | 7.485 INCHES MINIMUM AND 7.487 INCHES MAXIMUM | | OVERALL THICKNESS | 0.300 INCHES NOMINAL | | MATERIAL | PLASTIC POLYAMIDE (NYLON) AND GLASS | | SURFACE FINISH | 63.0 MICROINCHES OVERALL |
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