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National Stock Number:
5365-01-275-4772
Federal Supply Class:
5365
National Item Identification Number:
012754772
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:
| 697636CL16 | 77445 | RTX CORPORATION |
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Techincal Specification:
| OVERALL THICKNESS | 0.519 INCHES MINIMUM AND | | 0.524 INCHES MAXIMUM | | INSIDE DIAMETER | 2.195 INCHES MINIMUM AND | | 2.205 INCHES MAXIMUM | | OUTSIDE DIAMETER | 2.5515 INCHES MINIMUM AND | | 2.5525 INCHES MAXIMUM | | MATERIAL | STEEL COMP 410 | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5613 ASSN STD SINGLE MATERIAL RESPONSE | | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND | | 33.0 ROCKWELL C MAXIMUM | | SURFACE FINISH | 63.0 MICROINCHES LARGEST OUTSIDE DIAMETER | | 63.0 MICROINCHES LEFT SIDE | | 63.0 MICROINCHES RIGHT SIDE | | SPECIAL FEATURES | INTERNAL GROOVE 2.325-2.335 IN. DIA. X 0.180-0.200 IN. W; OUTSIDE CORNERS CHAM 0.050-0.070 IN. X 45.0 DEG |
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