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National Stock Number:
5365-00-157-1742
Federal Supply Class:
5365
National Item Identification Number:
001571742
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:
| 417225 PIECE 1 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 417225 PIECE 1 | 56232 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| APERTURE DIAMETER | 2.500 INCHES NOMINAL | | BOLT CIRCLE DIAMETER | 3.375 INCHES NOMINAL | | BOLT HOLE QUANTITY | 4 | | HOLE DIAMETER | 0.156 INCHES NOMINAL | | OUTSIDE DIAMETER | 3.562 INCHES NOMINAL | | MATERIAL | STEEL | | SLOT DEPTH | 0.250 INCHES NOMINAL | | SLOT QUANTITY | 4 | | SLOT RADIUS | 0.125 INCHES NOMINAL | | SLOT WIDTH | 0.250 INCHES NOMINAL | | SPECIAL FEATURES | SLOTS ARE OFFSET 45.0 DEG FROM HOLES |
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