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 |
|---|---|
| 12464 | MCDONNELL DOUGLAS CORP MCDONNELL DOU |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASB | FASTENER LENGTH | 2.250 INCHES NOMINAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| CWWR | INTERNAL THREAD CLASS | 2B COUNTERBORE |
| AASK | HEAD STYLE | KNURLED NO. 6 |
| SFTT | SURFACE TREATMENT | OXIDE OVERALL |
| ABXT | INTERNAL THREAD LENGTH | 0.250 INCHES MINIMUM COUNTERBORE |
| CGMJ | INTERNAL THREAD DIRECTION | RIGHT-HAND COUNTERBORE |
| AAXC | CONCENTRIC HOLE DIAMETER | 0.136 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924 CL4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAWX | CONCENTRIC HOLE DEPTH | 0.360 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 1.000 INCHES NOMINAL |
| MATT | MATERIAL | IRON ALLOY 660 OVERALL |
| CQJX | NOMINAL THREAD SIZE | 0.164 INCHES COUNTERBORE |
| AAEL | THREADS PER INCH | 32 COUNTERBORE |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AAJD | THREAD CLASS | 2A |
| STYL | STYLE DESIGNATOR | COUNTERBORE THREADED |
| AASA | THREAD LENGTH | 0.450 INCHES NOMINAL |
| BZRR | THREAD SERIES | UNC COUNTERBORE |
| AASL | HEAD DIAMETER | 0.620 INCHES NOMINAL |