Part Number
Part Number:
NSN:
NIIN:
Item Name:
BOLT , MACHINE
Definition:
AN EXTERNALLY THREADED FASTENER DESIGNED FOR INSERTION THROUGH HOLES IN ASSEMBLED PARTS AND NORMALLY INTENDED TO BE TIGHTENED OR RELEASED BY TORQUING A NUT. THE THREADED AND UNTHREADED PORTIONS ARE BOTH OF ONE NOMINAL DIAMETER OF 0.190 INCH (5 MM) OR LARGER. THE HEAD IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER OR BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. HEAD DIMENSIONS AND SIZES OF THREADED AND UNTHREADED PORTIONS SHALL CONFORM TO INTERNATIONALLY RECOGNIZED FASTENER STANDARDS. FOR ITEMS HAVING A GRIP LENGTH PORTION MACHINED TO A TOLERANCE OF 0.0015 INCH (0.038 MM) OR LESS, BOLT, SHEAR. SEE ALSO SCREW, CAP, HEXAGON HEAD AND SCREW, MACHINE.
CAGE Information
Code | Company |
---|---|
K0239 | COBHAM DEFENCE COMMUNICATIONS LTD |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
CMLP | THREAD QUANTITY PER INCH | 24 |
AAUM | LOCKING FEATURE | PATCH THREADS |
AASB | FASTENER LENGTH | 0.750 INCHES NOMINAL |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE8640 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
CBBL | FEATURES PROVIDED | FINISHED HEAD |
AASA | THREAD LENGTH | 0.667 INCHES NOMINAL |
CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
AATC | EXTENDED WASHER DIAMETER | 11.61 MILLIMETERS MINIMUM AND 11.91 MILLIMETERS MAXIMUM |
MATT | MATERIAL | STEEL COMP 8640 OVERALL |
AATD | EXTENDED WASHER THICKNESS | 2.51 MILLIMETERS MINIMUM AND 3.02 MILLIMETERS MAXIMUM |
AAJF | THREAD DIRECTION | RIGHT-HAND |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTMB117 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
AASU | HEAD HEIGHT | 7.77 MILLIMETERS MINIMUM AND 7.92 MILLIMETERS MAXIMUM |
THSD | THREAD SERIES DESIGNATOR | UNF |
AAJD | THREAD CLASS | 2A |
AATB | WIDTH BETWEEN FLATS | 7.912 MILLIMETERS MINIMUM AND 8.014 MILLIMETERS MAXIMUM |
AASK | HEAD STYLE | HEXAGON EXTENDED WASHER |
AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
SFTT | SURFACE TREATMENT | PHOSPHATE OVERALL AND OIL OVERALL |