5985-01-476-6872 BASE,ANTENNA SUPPORT Index 3120-01-476-6874 BEARING,SLEEVE

National Stock Number:
5365-01-476-6873

Federal Supply Class:
5365

National Item Identification Number:
014766873

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:
LS35128B012E06698897LOCKHEED MARTIN CORP


Techincal Specification:
OVERALL LENGTH4.095 INCHES MINIMUM AND 4.155 INCHES MAXIMUM
OVERALL THICKNESS0.018 INCHES MINIMUM AND 0.022 INCHES MAXIMUM
OVERALL WIDTH0.720 INCHES MINIMUM AND 0.780 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/12 (BARE) FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-250/13 (CLAD) FED SPEC SINGLE MATERIAL RESPONSE
MATERIALALUMINUM ALLOY 7075
STYLE DESIGNATORRECTANGULAR
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-P-2337, 0.0006 TO 0.0010 INCH THICK MIL SPEC SINGLE TREATMENT RESPONSE
SURFACE TREATMENTPLASTIC EPOXY


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