2840-00-037-6743 SEAL RING Index 2840-00-037-6745 SEAL RING,METAL

National Stock Number:
5365-00-037-6744

Federal Supply Class:
5365

National Item Identification Number:
000376744

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:
25176P5P10W00198PRATT & WHITNEY CANADA CORP
25176P5P10W77445RTX CORPORATION
25176P6P10W00198PRATT & WHITNEY CANADA CORP
25176P6P10W77445RTX CORPORATION
AS25176P5P10W12776AIRCRAFT SUPPLIES


Techincal Specification:
APERTURE DIAMETER2.163 INCHES MINIMUM AND 2.173 INCHES MAXIMUM
OUTSIDE DIAMETER2.256 INCHES NOMINAL
MATERIALCOPPER ALLOY
SURFACE TREATMENTLEAD


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