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 |
|---|---|
| 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL D |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASU | HEAD HEIGHT | 0.500 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.500 INCHES NOMINAL |
| AASA | THREAD LENGTH | 0.750 INCHES MINIMUM |
| AATD | EXTENDED WASHER THICKNESS | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| CBBL | FEATURES PROVIDED | FINISHED HEAD |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UN |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASK | HEAD STYLE | SQUARE EXTENDED WASHER |
| AASB | FASTENER LENGTH | 1.303 INCHES MINIMUM AND 1.323 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 2A |
| AATC | EXTENDED WASHER DIAMETER | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| FEAT | SPECIAL FEATURES | UNTHREADED PORTION OF SHANK 0.306 TO 0.312 IN. DIA |
| AATB | WIDTH BETWEEN FLATS | 0.307 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |