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Part Number

Part Number:
NSN:
NIIN:
Item Name:
BOLT , INTERNAL WRENCHING

Definition:

AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, NO. 10 (0.190 IN.) (5 MM) OR LARGER. IT IS DESIGNED WITH AN INTERNAL SOCKET OR INTERNAL MULTIPLE SPLINE FOR USE WITH AN INTERNAL DRIVER. THE HEAD IS BEVELED (CONICAL) OR CYLINDRICAL IN SHAPE. ITEMS WITH CYLINDRICAL SHAPED HEADS MUST HAVE AN EXTERNALLY RELIEVED BODY. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. SEE ALSO SCREW, CAP, SOCKET HEAD. EXCLUDES SETSCREW; SCREW, SHOULDER; BOLT, SHOULDER; SCREW, EXTERNALLY RELIEVED BODY; BOLT, EXTERNALLY RELIEVED BODY; AND SCREW, MACHINE.

CAGE Information

Code Company
80205 NATIONAL AEROSPACE STANDARDS COMMITT

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CMLP THREAD QUANTITY PER INCH 24
CMLP THREAD QUANTITY PER INCH 24
AASB FASTENER LENGTH 1.735 INCHES MINIMUM AND 1.765 INCHES MAXIMUM
CQBC MINIMUM TENSILE STRENGTH 160000 POUNDS PER SQUARE INCH
AAJD THREAD CLASS 3A
AASU HEAD HEIGHT 0.333 INCHES MINIMUM AND 0.353 INCHES MAXIMUM
AASA THREAD LENGTH 0.688 INCHES MINIMUM
AASK HEAD STYLE BEVEL-CONICAL
AAJF THREAD DIRECTION RIGHT-HAND
THSD THREAD SERIES DESIGNATOR UNF
ABQZ INTERNAL DRIVE STYLE HEXAGON
MDCL MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
AHYM NOMINAL THREAD DIAMETER 0.375 INCHES
SFTT SURFACE TREATMENT CADMIUM OVERALL AND CHROMATE OVERALL
ASDB WIDTH ACROSS FLATS 0.375 INCHES MINIMUM AND 0.378 INCHES MAXIMUM
MATT MATERIAL STEEL COMP 3140 OVERALL
AASL HEAD DIAMETER 0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM

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