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 |
|---|---|
| 12204 | DAIMLER CHRYSLER |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| AASA | THREAD LENGTH | 0.859 INCHES MINIMUM AND 0.891 INCHES MAXIMUM |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.093 INCHES MINIMUM FIRST HOLE AND 0.125 INCHES MAXIMUM FIRST HOLE |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL OR ZINC OVERALL |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.875 INCHES NOMINAL FIRST HOLE |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASU | HEAD HEIGHT | 0.218 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.984 INCHES MINIMUM AND 1.016 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| CQFM | HARDNESS RATING | 15.2 ROCKWELL C MINIMUM OVERALL AND 25.4 ROCKWELL C MAXIMUM OVERALL |
| AASK | HEAD STYLE | HEXAGON |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-631 FS1030 FED SPEC 1ST MATERIAL RESPONSE OVERALL OR QQ-S-631 FS1038 FED SPEC 3RD MATERIAL RESPONSE OVERALL OR QQ0S0631 FS1037 FED SPEC 2ND MATERIAL RESPONSE OVERALL OR QQ-S-634 FS1035 FED SPEC 4TH MATERIAL RESPONSE OVERALL OR QQ-S-634 FS1040 FED SPEC 5TH MATERIAL RESPONSE OVERALL |
| AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
| CBBL | FEATURES PROVIDED | UNFINISHED HEAD |
| MATT | MATERIAL | STEEL COMP 1035 OVERALL OR STEEL COMP 1030 OVERALL OR STEEL COMP 1037 OVERALL OR STEEL COMP 1038 OVERALL OR STEEL COMP 1040 OVERALL |
| AATB | WIDTH BETWEEN FLATS | 0.546 INCHES MINIMUM AND 0.578 INCHES MAXIMUM |