Part Number
Part Number:
NSN:
NIIN:
Item Name:
BOLT , INTERNALLY RELIEVED BODY
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE EXTERNAL THREADED PORTION IS OF ONE NOMINAL DIAMETER. IT HAS A CONCENTRIC HOLE ALONG THE LONGITUDINAL CENTERLINE WHICH MAY EXTEND A PART OR THE FULL LENGTH OF THE BOLT. THE CONCENTRIC HOLE ALONG THE CENTERLINE MAY BE COUNTERBORED AND/OR INTERNALLY THREADED AT THE HEAD END OR THE BOLT END. THE HEAD IS DESIGNED TO BE HELD OR DRIVEN BY AN EXTERNAL AND/OR INTERNAL DRIVER. FOR ITEMS HAVING A HOLE(S) PERPENDICULAR TO THE AXIS WHICH MEET THE CONCENTRIC HOLE ALONG THE LONGITUDINAL CENTERLINE, SEE BOLT, FLUID PASSAGE.
CAGE Information
| Code | Company |
|---|---|
| 83120 | PRESSED METALS OF AMERICA INC |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AATB | WIDTH BETWEEN FLATS | 0.875 INCHES NOMINAL |
| AAXC | CONCENTRIC HOLE DIAMETER | 0.213 INCHES NOMINAL |
| AASA | THREAD LENGTH | 4.562 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.688 INCHES |
| THSD | THREAD SERIES DESIGNATOR | UNS |
| AASB | FASTENER LENGTH | 4.750 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.531 INCHES NOMINAL FIRST HOLE |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES CONCENTRIC HOLE |
| AASK | HEAD STYLE | HEXAGON |
| CMLP | THREAD QUANTITY PER INCH | 11 |
| AASU | HEAD HEIGHT | 0.438 INCHES NOMINAL |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.125 INCHES NOMINAL FIRST HOLE |
| STYL | STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED |
| AAWX | CONCENTRIC HOLE DEPTH | 2.688 INCHES NOMINAL |
| BZRR | THREAD SERIES | UNC CONCENTRIC HOLE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| CQFM | HARDNESS RATING | 23.0 ROCKWELL C MINIMUM OVERALL AND 29.0 ROCKWELL C MAXIMUM OVERALL |
| AAEL | THREADS PER INCH | 20 CONCENTRIC HOLE |