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National Stock Number:
5365-00-902-8641
Federal Supply Class:
5365
National Item Identification Number:
009028641
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:
| 123CM11788-1 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 123CM11788-1 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 123CSM11788-1 | 0BVP9 | CAPY MACHINE SHOP INC. | | 123CSM11788-1 | 0R2T5 | DESIGN/OL, INC. | | 123CSM11788-1 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 123CSM11788-1 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| FSC APPLICATION DATA | 1. RUDDER ASSEMBLY,AIRCRAFT | | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM | | INSIDE DIAMETER | 2.938 INCHES MINIMUM AND 2.948 INCHES MAXIMUM | | OVERALL THICKNESS | 0.093 INCHES MINIMUM AND 0.099 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP E4340 | | OUTSIDE DIAMETER | 3.190 INCHES NOMINAL | | SURFACE TREATMENT | CADMIUM |
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