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 |
|---|---|
| 98897 | LOCKHEED MARTIN CORPORATION DBA LOCK |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASB | FASTENER LENGTH | 2.735 INCHES MINIMUM AND 2.855 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 2.735 INCHES MINIMUM AND 2.855 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.220 INCHES NOMINAL |
| AASY | DISTANCE FROM CENTERLINE TO FLAT | 0.470 INCHES MINIMUM AND 0.475 INCHES MAXIMUM |
| AAWZ | COUNTERBORE DEPTH | 2.190 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.625 INCHES |
| CQFM | HARDNESS RATING | 24.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| AASA | THREAD LENGTH | 0.500 INCHES MINIMUM AND 0.590 INCHES MAXIMUM |
| AAWY | COUNTERBORE DIAMETER | 0.440 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| AAJD | THREAD CLASS | 3A |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| MATT | MATERIAL | STEEL COMP 416 OVERALL |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.545 INCHES MINIMUM ALL HOLES AND 2.605 INCHES MAXIMUM ALL HOLES |
| AASK | HEAD STYLE | DEE |
| AASL | HEAD DIAMETER | 1.380 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| STYL | STYLE DESIGNATOR | COUNTERBORE UNTHREADED |
| AAXC | CONCENTRIC HOLE DIAMETER | 0.312 INCHES NOMINAL |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.141 INCHES MINIMUM ALL HOLES AND 0.151 INCHES MAXIMUM ALL HOLES |