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National Stock Number:
5365-01-169-0223
Federal Supply Class:
5365
National Item Identification Number:
011690223
Description:
SPACER,PLATE
Detail:
A flat metal or plastic item of various peripheral shapes having a solid (not laminated) cross-section. It is designed to maintain a predetermined distance between two surfaces. For round items without a hole having a solid rectangular cross-section use DISK, SOLID, PLAIN. For round or hexagonal items with only one hole centrally located and with the length (thickness) exceeding 25 percent of the outside diameter or distance across peripheral flats, see SPACER, SLEEVE. The thickness between the two parallel bearing surfaces must be 0.006 inch, (0.152 mm) or more for items less than 1/4 inch (6.35 mm) across the peripheral diameter, or smallest overall outside dimension, or must be 0.016 inch (0.406 mm) or more for items 1/4 inch (6.35 mm) or greater across the peripheral diameter or smallest overall outside dimension. For items with a thickness less than those indicated above, see SHIM. For items with one hole centrally located conforming to the above dimensional criteria use WASHER, FLAT or SPACER, RING as applicable. When thickness and/or outside diameter or smallest overall outside dimension is designated as a tolerance/dimension the maximum dimension will be used to determine compliance. Excludes GASKET; INSULATOR (as modified) and MOUNTING PAD, ELECTRICAL-ELECTRONIC COMPONENT.
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Manufacturer Information:
| 71330189-001 | 04939 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| APERTURE DIAMETER | 0.322 INCHES MINIMUM AND 0.329 INCHES MAXIMUM | | BOLT CIRCLE DIAMETER | 0.700 INCHES NOMINAL | | BOLT HOLE QUANTITY | 2 | | GASKET CENTER TO FLAT DISTANCE | 0.330 INCHES NOMINAL | | LARGEST BOLT HOLE DIAMETER | 0.069 INCHES MINIMUM AND 0.073 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.830 INCHES NOMINAL | | SMALLEST BOLT HOLE DIAMETER | 0.062 INCHES MINIMUM AND 0.064 INCHES MAXIMUM | | SPECIAL FEATURES | COUNTERBORE BOTH LARGEST BOLT HOLES 0.140 IN. DIA BY 0.070 IN. DEEP BY 0.010 IN. MAX CORNER RADIUS; COUNTERSINK SMALLEST BOLT HOLE 100 DEG BY 0.078 IN. MAX DIA |
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