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National Stock Number:
5365-00-580-1551
Federal Supply Class:
5365
National Item Identification Number:
005801551
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:
| 146-01010 | 26505 | GROVE VALVE OPERATIONS | | 146-01010CP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZY | | INSIDE DIAMETER | 1.062 INCHES MINIMUM AND 1.066 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.249 INCHES MINIMUM AND 1.253 INCHES MAXIMUM | | OVERALL THICKNESS | 0.027 INCHES MINIMUM AND 0.033 INCHES MAXIMUM | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
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