1560-01-522-0411 FAIRING,AIRCRAFT Index 5310-01-522-0413 NUT,PLAIN,HEXAGON

National Stock Number:
5365-01-522-0412

Federal Supply Class:
5365

National Item Identification Number:
015220412

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.


Manufacturer Information:
74A88071676301THE BOEING COMPANY
74A880716-200176301THE BOEING COMPANY


Techincal Specification:
OVERALL LENGTH4.020 INCHES NOMINAL
OVERALL THICKNESS0.125 INCHES NOMINAL
OVERALL WIDTH3.350 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/25 COND T76 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALALUMINUM ALLOY 7075
SPECIAL FEATURESC CLIP STYLE WITH 4 MOUNTING HOLES 0.218 INCH DIAMETER
STYLE DESIGNATORRECTANGULAR


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