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 |
|---|---|
| 46522 | DCM MANUFACTURING INC. |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CBBL | FEATURES PROVIDED | FINISHED HEAD |
| CBBL | FEATURES PROVIDED | FINISHED HEAD |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| AASL | HEAD DIAMETER | 0.500 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AATB | WIDTH BETWEEN FLATS | 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.312 INCHES NOMINAL |
| MATT | MATERIAL | STEEL OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 2A |
| AASK | HEAD STYLE | ROUND W/WRENCH FLATS CHAMFERED |
| FEAT | SPECIAL FEATURES | CHAMFER EXTENDED WASHER 0.031 IN. DIA TO BE 0.685 IN. MIN TO 0.689 IN. MAX AND A THICKNESS OF 0.125 IN. |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| AASA | THREAD LENGTH | 0.375 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 0.375 INCHES NOMINAL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |