Part Number
Part Number:
NSN:
NIIN:
Item Name:
STUD , RECESSED AND STEPPED
Definition:
A HEADLESS FASTENER NOT EXCEEDING 12 INCHES (304.8 MM) IN LENGTH, THREADED EXTERNALLY ON BOTH ENDS ON WHICH THE NOMINAL DIAMETER OF ONE THREADED SECTION IS GREATER THAN THE OTHER. THE UNTHREADED SECTION MUST HAVE MORE THAN ONE DIAMETER, NONE OF WHICH MAY BE LARGER THAN THE MAXIMUM MAJOR DIAMETER OF THE LARGER THREAD. IT MAY BE THREAD RELIEVED. EXCLUDES ITEMS WITH TAPERED THREADS.
CAGE Information
| Code | Company |
|---|---|
| 01556 | EMHART TEKNOLOGIES LLC DBA EMHART FA |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ABHP | OVERALL LENGTH | 0.792 INCHES MINIMUM AND 0.832 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 3A NUT THREAD |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES STUD THREAD |
| AAJF | THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE |
| ADDA | DIAMETER OF RECESSED PORTION OF SHANK | 0.180 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNC STUD THREAD |
| ADCZ | LENGTH OF RECESSED PORTION OF SHANK | 0.043 NOMINAL MILS AND 0.073 NOMINAL CENTIMETERS |
| CMLP | THREAD QUANTITY PER INCH | 20 STUD THREAD |
| AAJD | THREAD CLASS | 3A STUD THREAD |
| AAJF | THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| AASA | THREAD LENGTH | 0.437 INCHES MINIMUM NUT THREAD AND 0.447 INCHES MAXIMUM NUT THREAD |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED AND STEPPED |
| AASA | THREAD LENGTH | 0.260 INCHES MINIMUM STUD THREAD AND 0.290 INCHES MAXIMUM STUD THREAD |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| MATT | MATERIAL | STEEL COMP 4130 |