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 |
|---|---|
| 00285 | KWIK FILE STORAGE SYSTEMS LLC |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AAWY | COUNTERBORE DIAMETER | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM |
| AAXC | CONCENTRIC HOLE DIAMETER | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| AAVH | SHOULDER DIAMETER | 1.290 INCHES MINIMUM AND 1.310 INCHES MAXIMUM |
| AAWZ | COUNTERBORE DEPTH | 1.070 INCHES MINIMUM AND 1.090 INCHES MAXIMUM |
| AASA | THREAD LENGTH | 0.560 INCHES MINIMUM AND 0.580 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 3A |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| AAWX | CONCENTRIC HOLE DEPTH | 4.180 INCHES MINIMUM AND 4.220 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CQFM | HARDNESS RATING | 35.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AASU | HEAD HEIGHT | 0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 4.510 INCHES MINIMUM AND 4.530 INCHES MAXIMUM |
| AASK | HEAD STYLE | HEXAGON |
| AAVK | SHOULDER LENGTH | 3.200 INCHES MINIMUM AND 3.240 INCHES MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 7470 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | COUNTERBORE UNTHREADED |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |