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 |
|---|---|
| 80064 | NAVAL SHIP SYSTEMS COMMAND |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CMLP | THREAD QUANTITY PER INCH | 4 |
| CWWR | INTERNAL THREAD CLASS | 2B COUNTERBORE |
| AATB | WIDTH BETWEEN FLATS | 0.174 INCHES MINIMUM AND 0.175 INCHES MAXIMUM |
| CGMJ | INTERNAL THREAD DIRECTION | RIGHT-HAND COUNTERBORE |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASU | HEAD HEIGHT | 1.000 INCHES NOMINAL |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.060 INCHES NOMINAL FIRST HOLE |
| AASB | FASTENER LENGTH | 15.000 INCHES NOMINAL |
| ABXT | INTERNAL THREAD LENGTH | 6.000 INCHES MINIMUM COUNTERBORE |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 2A |
| AASK | HEAD STYLE | HEXAGON |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 8.750 INCHES NOMINAL FIRST HOLE |
| STYL | STYLE DESIGNATOR | CONCENTRIC HOLE THREADED |
| AAEL | THREADS PER INCH | 6 COUNTERBORE |
| AHYM | NOMINAL THREAD DIAMETER | 2.500 INCHES |
| BZRR | THREAD SERIES | UNC COUNTERBORE |
| FEAT | SPECIAL FEATURES | SLOTTED ON LOWER THREADED 1.880 IN. FRO POINT 0.380 IN. DIA |
| CQJX | NOMINAL THREAD SIZE | 1.500 INCHES COUNTERBORE |