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National Stock Number:
5365-01-251-7913
Federal Supply Class:
5365
National Item Identification Number:
012517913
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:
| 68A412731-2001 | 13002 | GOODRICH CORPORATION | | 68A412731-2001 | 32168 | ALL TOOLS INC. DBA E2 PRECISION PRODUCTS | | 68A412731-2001 | 32664 | AEROMETALS, INC. | | 68A412731-2001 | 33068 | TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC | | 68A412731-2001 | 36164 | HEROUX-DEVTEK INC. | | 68A412731-2001 | 58078 | AIRTRONICS, LLC | | 68A412731-2001 | 6K4C8 | GOODRICH CORPORATION | | 68A412731-2001 | 76301 | THE BOEING COMPANY | | 68A412731-2001 | 98247 | CANADIAN COMMERCIAL CORPORATION |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | MATT | | INSIDE DIAMETER | 4.513 INCHES MINIMUM AND 4.516 INCHES MAXIMUM | | OVERALL THICKNESS | 0.785 INCHES MINIMUM AND 0.795 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-8844 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4340 | | OUTSIDE DIAMETER | 4.610 INCHES MINIMUM AND 4.613 INCHES MAXIMUM | | SPECIAL FEATURES | 2 SLOTS 0.345 IN. MIN 0.355 IN. MAX WIDE BY 0.097 IN. DEEP 180.0 DEG APART | | SUPPLEMENTARY FEATURES | ITEM IS NOT CSI BUT HAS CRITICAL FEATURES SUCH AS HEAT TREATMENT, SURFACE FINISH, OR MATERIAL TYPE AND SPECIAL INSP. REQ.S SUCH AS MAGNETIC PARTICLE INSP. OR FLUORESCENT PENETRANT INSPECTION |
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