5305-01-323-5553 SCREW,CLOSE TOLERANCE Index 5310-01-323-5555 WASHER,KEY

National Stock Number:
5305-01-323-5554

Federal Supply Class:
5305

National Item Identification Number:
013235554

Description:
SCREW ASSEMBLY,PANEL

Detail:
A HEADED, THREADED FASTENING DEVICE OVER WHICH MAY BE ASSEMBLED; (1) A STAND-OFF; (2) A FLANGED BUSHING WITH WASHER(S) AND/OR A SHOULDERED BUSHING WITHOUT A FLANGE, OR IT MAY HAVE AN INTERNALLY THREADED SLEEVE THAT IS AN INTEGRAL PART OF THE SCREW; A WASHER AND AN EXTERNALLY THREAD SELF-LOCKING BUSHING THAT IS DRIVEN BY AN INSERTED DRIVER. ATTACHED TO PANEL BY THREADED BUSHING OR BY FLARING END OF STAND-OFF, OR BUSHING. USED IN CONJUNCTION WITH A SPEED NUT, NUT PLATE, OR DRIVEN INTO A THREADED HOLE IN THE ITEM THAT THE PANEL IS FASTENED TO. MAY BE SPRING LOADED.


Manufacturer Information:
51-18-108-2494222SOUTHCO INC
KLJ83A02750EATON AEROSPACE LLC
LL-HX6-749114153DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA
PO0320NRP14153DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA


Techincal Specification:
CRITICALITY CODE JUSTIFICATIONZZZY
FASTENER LENGTH0.781 INCHES NOMINAL
HEAD DIAMETER0.375 INCHES NOMINAL
HEAD HEIGHT0.188 INCHES NOMINAL
HEAD STYLEKNURLED NO. 1
INTERNAL DRIVE STYLESLOT
MATERIAL ACCOMMODATED THICKNESS0.052 INCHES MINIMUM AND 0.067 INCHES MAXIMUM
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER0.138 INCHES
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSREFERENCE NUMBER DIFFERENTIATING MATERIAL WILL BE IN ACCORDANCE WITH NAVAL INVENTORY CONTROL POINT ACTIVITY HX QUALITY CONTROL. MANUFACTURING AND TESTING SPECIFICATIONS AVAILABLE AT THE DLA ICP
SPECIAL FEATURESITEM MUST COMPLY WITH REQUIREMENTS OF DEFENSE SUPPLY CENTER PHILADELPHIAPRODUCTION STANDARD NO. RO0320
SPECIAL TEST FEATURESSPECIAL QUALITY CONTROL TESTING
SURFACE TREATMENTPASSIVATE OVERALL
TEST DATA DOCUMENT81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.281 INCHES NOMINAL
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)


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