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National Stock Number (NSN) Output Data

NSN:
NIIN:
Item Name:
SCREW , EXTERNALLY RELIEVED BODY

Definition:

AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, AND WHOSE UNTHREADED PORTION HAS BEEN MACHINED OR GROUND IN ONE OR MORE PLACES OR OVER ITS ENTIRE LENGTH TO A MAXIMUM DIAMETER LESS THAN THE MINIMUM PITCH DIAMETER OF THE THREAD (EXCLUDES UNDERCUT FOR THREAD RELIEF). IT IS NO. 0 (0.060 IN.) (1.5 MM) OR LARGER, AND IS DESIGNED TO BE HELD OR DRIVEN WITH EITHER A WRENCH OR INSERTED DRIVER (EXCLUDING INTERNAL SOCKET AND MULTIPLE SPLINE TYPES) OR BOTH IN SIZES BELOW NO. 10 (0.190 IN.) (5 MM) AND LARGER SIZES MUST HAVE A HEAD DESIGNED FOR ANY TYPE INSERTED DRIVER (EXCLUDING INTERNAL SOCKET AND MULTIPLE SPLINE TYPES) BUT MAY ALSO BE DESIGNED FOR EXTERNAL WRENCHING. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. SEE ALSO BOLT, EXTERNALLY RELIEVED BODY AND BOLT, INTERNAL WRENCHING.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
SC-B-691406 80063 A 3 2 A KZ

CAGE Information

Code Company
80063 US ARMY COMMUNICATIONS & ELECTRONICS

Federal Supply Class

Title

SCREWS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AASB FASTENER LENGTH 1.750 INCHES NOMINAL
AAWC FIRST DIAMETER FROM HEAD 0.185 INCHES NOMINAL
CSNG EXTERNALLY RELIEVED BODY DIAMETER QUANTITY 1
AHYM NOMINAL THREAD DIAMETER 0.250 INCHES
ABQZ INTERNAL DRIVE STYLE CROSS RECESS TYPE 1
ABQJ POINT STYLE FLAT
AAJF THREAD DIRECTION RIGHT-HAND
MATT MATERIAL STEEL COMP 302B OVERALL OR STEEL COMP 303MA OVERALL OR STEEL COMP 304 OVERALL OR STEEL COMP 302 OVERALL OR STEEL COMP 303 PLUS X OVERALL OR STEEL COMP 303CU OVERALL OR STEEL COMP 303SE OVERALL OR STEEL COMP 303 OVERALL OR STEEL COMP 304L OVERALL
AASU HEAD HEIGHT 0.162 INCHES MINIMUM AND 0.175 INCHES MAXIMUM
THSD THREAD SERIES DESIGNATOR UNC
AAJD THREAD CLASS 2A
AASL HEAD DIAMETER 0.492 INCHES NOMINAL
AASA THREAD LENGTH 0.625 INCHES NOMINAL
CMLP THREAD QUANTITY PER INCH 20
AAWH DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER 1.125 INCHES NOMINAL
AASK HEAD STYLE PAN

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SC-B-691406 , SCB691406 , 5305-01-042-8198 , 5305010428198 , 010428198 , SC-B-691406 ,