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National Stock Number:
5365-01-452-7751
Federal Supply Class:
5365
National Item Identification Number:
014527751
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:
| 211087485 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 6402203 ITEM 1 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 751-6402201 FIND 91 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 751-6402201 ITEM 91 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 751-6402201-91 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 751-6402202 FIND 91 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 751-6402203 ITEM 1 | 53711 | NAVAL SEA SYSTEMS COMMAND | | ASTM-D4020,TY-UHMW-PE | 81346 | AMERICAN SOCIETY FOR TESTING AND MATERIALS |
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Techincal Specification:
| INSIDE DIAMETER | 3.625 INCHES NOMINAL | | OUTSIDE DIAMETER | 4.620 INCHES NOMINAL | | OVERALL THICKNESS | 1.000 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM D4020 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | PLASTIC POLYETHYLENE | | SPECIAL FEATURES | ONE END OF ID IS CHAMFERED |
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