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National Stock Number:
5365-00-937-5697
Federal Supply Class:
5365
National Item Identification Number:
009375697
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:
| 8432824 | 19204 | ARMY, UNITED STATES DEPARTMENT OF THE |
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Techincal Specification:
| HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM | | INSIDE DIAMETER | 1.875 INCHES NOMINAL | | OUTSIDE DIAMETER | 2.248 INCHES NOMINAL | | OVERALL THICKNESS | 0.250 INCHES NOMINAL | | SPECIAL FEATURES | W/4 SLOTS,0.060 IN. DEEP AND 0.190 IN. W,SPACED 90 DEG APART |
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