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Part Number

Part Number:
NSN:
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Item Name:
BOLT , CLOSE TOLERANCE

Definition:

AN EXTERNALLY THREADED FASTENER WHOSE UNTHREADED PORTION IS OF A SPECIFIED GRIP LENGTH, PLATED OR UNPLATED, AND IS MACHINED TO A TOLERANCE OF ONE THOUSANDTH (0.001) OF AN INCH (0.025 MM) OR LESS OF A SPECIFIC DIAMETER FOR ITEMS ONE INCH (25 MM) OR LESS IN DIAMETER. ITEMS OVER ONE INCH (25 MM) IN DIAMETER SHALL HAVE A TOLERANCE OF FIFTEEN TEN-THOUSANDTHS (0.0015) OF AN INCH (0.038 MM) OR LESS. THE NOMINAL MAJOR DIAMETER OF THE THREADS SHALL BE AT LEAST ONE THOUSANDTH (0.001) OF AN INCH (0.025 MM) BELOW THE MINIMUM SHANK DIAMETER, BUT NOT BELOW THE MINIMUM MAJOR DIAMETER FOR APPLICABLE CLASS OF FIT, AS SHOWN IN THE SCREW THREAD STANDARDS, FED STD H28 AND/OR OTHER NATIONALLY RECOGNIZED STANDARDS. THE HEAD IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER, NOR IS IT DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. FOR ITEMS HAVING CLOSE TOLERANCE, AND FABRICATED FROM MATERIAL HAVING 160,000 POUNDS PER SQUARE INCH (1100 MEGAPASCALS) MINIMUM TENSILE STRENGTH, SEE BOLT, SHEAR. FOR ITEMS FABRICATED FROM MATERIAL HAVING LESS THAN 160,000 POUNDS PER SQUARE INCH (1100 MEGAPASCALS) MINIMUM TENSILE STRENGTH AND NOT HAVING A CLOSE TOLERANCE, SEE BOLT, MACHINE.

CAGE Information

Code Company
06710 VALLEY-TODECO INC.

Federal Supply Class

Title

BOLTS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
ANEE GRIP LENGTH 3.125 INCHES NOMINAL
THSD THREAD SERIES DESIGNATOR UNJF
AASK HEAD STYLE SPLINE DRIVE SHEAR HEAD
AAJD THREAD CLASS 3A
MDCL MATERIAL DOCUMENT AND CLASSIFICATION AMS5629 ASSN STD 1ST MATERIAL RESPONSE OVERALL AND PH13-8MO MFR REF 2ND MATERIAL RESPONSE OVERALL
AAJF THREAD DIRECTION RIGHT-HAND
AASB FASTENER LENGTH 4.039 INCHES NOMINAL
AAZH HEAD MINOR DIAMETER 1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM
AASA THREAD LENGTH 0.914 INCHES NOMINAL
MATT MATERIAL STEEL COMP XM-13 OVERALL
CMLP THREAD QUANTITY PER INCH 16
AHYM NOMINAL THREAD DIAMETER 0.750 INCHES
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE OVERALL
AGAV END ITEM IDENTIFICATION B-1 BOMBER
AAUR GRIP DIAMETER 0.7485 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM
SFTT SURFACE TREATMENT PASSIVATE OVERALL
FEAT SPECIAL FEATURES APPLY LB0140-005 DRY FILM LUBRICANT - DO NOT DRY FILM LUBE THREADS
AASU HEAD HEIGHT 0.400 INCHES NOMINAL

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