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National Stock Number:
5365-01-214-4526
Federal Supply Class:
5365
National Item Identification Number:
012144526
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:
| 751686-1-1 | 73030 | HAMILTON SUNDSTRAND CORPORATION |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | FEAT | | FSC APPLICATION DATA | BLOWER,P/N 765327-3-1; B-1B | | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM | | INSIDE DIAMETER | 0.7881 INCHES MINIMUM AND 0.7892 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.985 INCHES NOMINAL | | OVERALL THICKNESS | 0.140 INCHES MINIMUM AND 0.144 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4340 | | SPECIAL FEATURES | FIT TOLERENCE | | SURFACE TREATMENT | NICKEL |
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