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National Stock Number:
5365-00-177-7967
Federal Supply Class:
5365
National Item Identification Number:
001777967
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:
| 6848996-4 | 63005 | ROLLS-ROYCE CORPORATION | | 6848996-4 | 73342 | ALLISON TRANSMISSION INC |
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Techincal Specification:
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM | | INSIDE DIAMETER | 2.150 INCHES MINIMUM AND 2.170 INCHES MAXIMUM | | OUTSIDE DIAMETER | 2.430 INCHES MINIMUM AND 2.435 INCHES MAXIMUM | | OVERALL THICKNESS | 0.066 INCHES MINIMUM AND 0.068 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6372 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6350 ASSN STD 2ND MATERIAL RESPONSE OR AMS 6351 ASSN STD 2ND MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4135 OR STEEL COMP 4130 | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2485 ASSN STD SINGLE TREATMENT RESPONSE | | SURFACE TREATMENT | OXIDE |
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