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National Stock Number:
5365-00-340-5948
Federal Supply Class:
5365
National Item Identification Number:
003405948
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:
| 365899-1 | 2N935 | BOEING DISTRIBUTION SERVICES X, INC. | | 365899-1 | 99193 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM | | INSIDE DIAMETER | 1.820 INCHES MINIMUM AND 1.830 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.990 INCHES MINIMUM AND 2.010 INCHES MAXIMUM | | OVERALL THICKNESS | 0.299 INCHES MINIMUM AND 0.301 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR AMS 6415 ASSN STD 1ST MATERIAL RESPONSE OR EMS 627,CAGE 99193 MFR REF 1ST MATERIAL RESPONSE | | MATERIAL | STEEL COMP E4340 OR STEEL COMP 4340 | | SURFACE FINISH | 125.0 MICROINCHES LEFT SIDE | | SURFACE FINISH | 125.0 MICROINCHES RIGHT SIDE |
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