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 |
|---|---|
| K0680 | ROLLS-ROYCE AIRLINES |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CQFM | HARDNESS RATING | 24.0 ROCKWELL C MINIMUM OVERALL AND 30.0 ROCKWELL C MAXIMUM OVERALL |
| AAVH | SHOULDER DIAMETER | 0.499 INCHES NOMINAL |
| AAXC | CONCENTRIC HOLE DIAMETER | 0.341 INCHES MINIMUM AND 0.354 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 4340 OVERALL |
| AAVK | SHOULDER LENGTH | 1.569 INCHES NOMINAL |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.541 INCHES MINIMUM |
| SFTT | SURFACE TREATMENT | CADMIUM THREADS |
| AASU | HEAD HEIGHT | 0.125 INCHES NOMINAL |
| AASK | HEAD STYLE | DEE CHAMFER |
| AAWX | CONCENTRIC HOLE DEPTH | 1.520 INCHES NOMINAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AASY | DISTANCE FROM CENTERLINE TO FLAT | 0.305 INCHES MINIMUM AND 0.310 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 0.770 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 2.110 INCHES NOMINAL |
| STYL | STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |