6685-00-942-1794 GAGE,DIFFERENTIAL,DIAL INDICATIN Index 3020-00-942-1797 GEAR,BEVEL

National Stock Number:
5365-00-942-1796

Federal Supply Class:
5365

National Item Identification Number:
009421796

Description:
SHIM

Detail:
A thin flat metal or plastic item of various peripheral shapes having a solid or laminated cross-section. It is designed to maintain a predetermined distance between two surfaces. For round items without a hole and having a solid rectangular cross-section use DISK, SOLID, PLAIN. Items with either (1) a solid (not laminated) cross-section, or (2) a non-separable laminated cross-section with one hole centrally located, must have a thickness less than 0.006 inch (0.152 mm) for items less than 1/4 inch (6.35 mm) outside diameter or shortest distance across peripheral flats, and less than 0.016 inch (0.406 mm) for items 1/4 inch (6.35 mm) or more outside diameter, or shortest distance across peripheral flats. For items with thickness greater than those indicated above, see SPACER, PLATE; WASHER, FLAT and SPACER, RING. When thickness and/or outside diameter or shortest distance across peripheral flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance. See also SHIM STOCK, LAMINATED; SHIM STOCK ASSORTMENT, GASKET; and BEARING, WASHER, THRUST.


Manufacturer Information:
65355-12116-10178286SIKORSKY AIRCRAFT CORPORATION


Techincal Specification:
APERTURE DIAMETER1.968 INCHES NOMINAL
BOLT HOLE QUANTITY4
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH1.870 INCHES MINIMUM AND 1.880 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH1.870 INCHES MINIMUM AND 1.880 INCHES MAXIMUM
CONSTRUCTIONLAMINATED
FEATURES PROVIDEDSEPARABLE
FSC APPLICATION DATANOSE GEAR BOX,HELICOPTER
HOLE DIAMETER0.281 INCHES NOMINAL
LAMINATION QUANTITY21
LAMINATION THICKNESS0.003 INCHES NOMINAL
OUTSIDE CORNER RADIUS0.312 INCHES NOMINAL
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH0.312 INCHES NOMINAL
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG WIDTH0.312 INCHES NOMINAL
OVERALL LENGTH2.500 INCHES NOMINAL
OVERALL WIDTH2.500 INCHES NOMINAL
MATERIALALUMINUM ALLOY
SPECIAL FEATURESW/SLOT 0.156 IN. W BY 0.063 IN. DEEP W/0.078 IN. RADIUS AT SLOT BOTTOM LOCATED AT CENTER OF ONE SIDE OF SHIM
STYLE DESIGNATORNON-CIRCULAR W/BOLT HOLES


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