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National Stock Number:
5365-01-125-6564
Federal Supply Class:
5365
National Item Identification Number:
011256564
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:
| 42312-282 | 82402 | TRIUMPH GEAR SYSTEMS INC | | 42312D282 | 04602 | B-C-D METAL PRODUCTS, INC | | 42312D282 | 05141 | MCMELLON BROS., INCORPORATED | | 42312D282 | 56878 | SPS TECHNOLOGIES, LLC | | 42312D282 | 82402 | TRIUMPH GEAR SYSTEMS INC |
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Techincal Specification:
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM | | INSIDE DIAMETER | 0.900 INCHES MINIMUM AND 0.930 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4140 | | OUTSIDE DIAMETER | 1.168 INCHES MINIMUM AND 1.178 INCHES MAXIMUM | | OVERALL THICKNESS | 0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM | | SURFACE FINISH | 125.0 MICROINCHES OVERALL |
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