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 |
|---|---|
| 93568 | HARSCO CORP BMY-COMBAT SYSTEMS DIV |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASL | HEAD DIAMETER | 0.940 INCHES NOMINAL |
| AASL | HEAD DIAMETER | 0.940 INCHES NOMINAL |
| CQFM | HARDNESS RATING | 163.0 BRINELL STANDARD MINIMUM OVERALL |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.156 INCHES NOMINAL FIRST HOLE |
| CWWR | INTERNAL THREAD CLASS | 2B COUNTERBORE |
| BZRR | THREAD SERIES | UNF COUNTERBORE |
| AAVK | SHOULDER LENGTH | 2.500 INCHES NOMINAL |
| AAXC | CONCENTRIC HOLE DIAMETER | 0.213 INCHES NOMINAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| CGMJ | INTERNAL THREAD DIRECTION | RIGHT-HAND COUNTERBORE |
| AAVH | SHOULDER DIAMETER | 0.622 INCHES MINIMUM AND 0.623 INCHES MAXIMUM |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 3.040 INCHES NOMINAL FIRST HOLE |
| AAEL | THREADS PER INCH | 28 COUNTERBORE |
| AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
| AAWX | CONCENTRIC HOLE DEPTH | 1.620 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ABXT | INTERNAL THREAD LENGTH | 0.250 INCHES NOMINAL COUNTERBORE |
| AASK | HEAD STYLE | DEE |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES COUNTERBORE |
| AASB | FASTENER LENGTH | 3.240 INCHES NOMINAL |
| AASA | THREAD LENGTH | 0.740 INCHES MINIMUM |
| AASY | DISTANCE FROM CENTERLINE TO FLAT | 0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AAJD | THREAD CLASS | 2A |
| CBBL | FEATURES PROVIDED | CASEHARDENED |
| AASU | HEAD HEIGHT | 0.200 INCHES NOMINAL |
| STYL | STYLE DESIGNATOR | COUNTERBORE THREADED |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| MATT | MATERIAL | STEEL COMP 1018 OVERALL |