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Part Number:
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Item Name:
SCREW , MACHINE

Definition:

AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, NO 0 (0.060 IN./1.5 MM) OR LARGER, DESIGNED TO BE HELD OR DRIVEN WITH EITHER A WRENCH OR AN INSERTED DRIVER OR BOTH (EXCLUDING INTERNAL SOCKET OR INTERNAL MULTIPLE SPLINE TYPES), IN SIZES BELOW NO. 10 (0.190 IN./5 MM). NO. 10 AND LARGER SIZES MUST HAVE A HEAD DESIGNED FOR ANY TYPE INSERTED DRIVER (EXCLUDING INTERNAL SOCKET OR INTERNAL 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. EXCLUDES BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; AND SCREW, ASSEMBLED WASHER. SEE ALSO, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; AND SCREW, CAP SOCKET HEAD.

CAGE Information

Code Company
59873 SPACELABS-HILLSBORO OPERATIONS SQUIB

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AASK HEAD STYLE PAN NO. 2
AASK HEAD STYLE PAN NO. 2
ABQZ INTERNAL DRIVE STYLE SLOT
AASL HEAD DIAMETER 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
AASA THREAD LENGTH 0.375 INCHES NOMINAL
CYAU SCREW MATERIAL STEEL
AAJF THREAD DIRECTION RIGHT-HAND
ZZZT NONDEFINITIVE SPEC/STD DATA I TYPE AND 9S STYLE
THSD THREAD SERIES DESIGNATOR UNC
AAJD THREAD CLASS 2A
AASU HEAD HEIGHT 0.072 INCHES MINIMUM AND 0.082 INCHES MAXIMUM
CMLP THREAD QUANTITY PER INCH 32
CYBA SCREW SURFACE TREATMENT CADMIUM AND ZINC AND CHROMATE OR CHROMATE
AASB FASTENER LENGTH 0.375 INCHES NOMINAL
AHYM NOMINAL THREAD DIAMETER 0.138 INCHES

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