1680-01-495-7519 SPACER,AIRCRAFT,MAT Index 1680-01-495-7520 SPACER,AIRCRAFT,MAT

National Stock Number:
5365-01-495-7520

Federal Supply Class:
5365

National Item Identification Number:
014957520

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:
3507AS483072E5VERTEX MODERNIZATION AND SUSTAINMENT LLC
3507AS48330003NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
BOLT HOLE CENTERLINE TO NEAREST EDGE DISTANCE0.250 INCHES NOMINAL
BOLT HOLE QUANTITY8
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH1.365 INCHES NOMINAL
CRITICALITY CODE JUSTIFICATIONAGAV
HOLE DIAMETER0.194 INCHES NOMINAL
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH0.310 INCHES NOMINAL
OVERALL LENGTH10.175 INCHES NOMINAL
OVERALL THICKNESS0.625 INCHES NOMINAL
OVERALL WIDTH0.500 INCHES NOMINAL
PART NAME ASSIGNED BY CONTROLLING AGENCYINAVY-SPACER
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B221,ALLOY 6061,TEMPER T6 OR T6511 ASSN STD SINGLE MATERIAL RESPONSE
MATERIALALUMINUM ALLOY 6061
SPECIAL FEATURESFROM LEFT TO RIGHT INSTALL HELICOIL INSERT IN THE 4 DESIGNATED HOLES, P/N MS21209C0630 IN 2ND, 4TH, 6TH, AND 8TH HOLES IN ACCORDANCE WITH MS35337.
STYLE DESIGNATORNON-CIRCULAR W/SQUARE CORNERS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541, CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE
SURFACE TREATMENTANODIZE


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