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 |
|---|---|
| 11862 | GENERAL MOTORS CORP CHEVROLET MOTOR |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASA | THREAD LENGTH | 0.562 INCHES MINIMUM |
| AASA | THREAD LENGTH | 0.562 INCHES MINIMUM |
| AAXC | CONCENTRIC HOLE DIAMETER | 0.154 INCHES MINIMUM AND 0.160 INCHES MAXIMUM |
| CWWR | INTERNAL THREAD CLASS | 2B CONCENTRIC HOLE |
| AASB | FASTENER LENGTH | 1.156 INCHES NOMINAL |
| AAEL | THREADS PER INCH | 24 COUNTERBORE |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.812 INCHES NOMINAL FIRST HOLE |
| BZRR | THREAD SERIES | UNS COUNTERBORE |
| CGMJ | INTERNAL THREAD DIRECTION | RIGHT-HAND COUNTERBORE |
| AATB | WIDTH BETWEEN FLATS | 0.750 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CQJX | NOMINAL THREAD SIZE | 0.438 INCHES COUNTERBORE |
| AASU | HEAD HEIGHT | 0.469 INCHES NOMINAL |
| MATT | MATERIAL | STEEL OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| ABXT | INTERNAL THREAD LENGTH | 0.266 INCHES NOMINAL COUNTERBORE |
| AAJD | THREAD CLASS | 2A |
| AASK | HEAD STYLE | HEXAGON |
| FEAT | SPECIAL FEATURES | UNDERCUT FROM HEAD END 0.703 IN. MAKE 0.500 IN. DIA. BY 0.203 IN. WIDE |
| STYL | STYLE DESIGNATOR | COUNTERBORE THREADED |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.156 INCHES NOMINAL FIRST HOLE |
| CMLP | THREAD QUANTITY PER INCH | 20 |