Part Number
Part Number:
NSN:
NIIN:
Item Name:
STUD , 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 ENTIRE UNTHREADED PORTION MUST BE OF A SINGLE DIAMETER EQUAL TO OR SMALLER THAN THE MAXIMUM MAJOR DIAMETER OF THE LARGER THREADED END. INCLUDES RADIAL GROOVES OR THREAD RELIEFS. EXCLUDES ITEMS WITH TAPERED THREADS.
CAGE Information
| Code | Company |
|---|---|
| 77445 | UNITED TECHNOLOGIES CORPORATION DBA |
Federal Supply Class
Title
STUDS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AAJE | THREAD PITCH DIAMETERS | +0.3386/+0.3410 INCHES STUD THREAD |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| AAJD | THREAD CLASS | 3A NUT THREAD |
| AASA | THREAD LENGTH | 0.428 INCHES MINIMUM STUD THREAD |
| MATT | MATERIAL | STEEL COMP 8735 OR STEEL COMP 8740 |
| STYL | STYLE DESIGNATOR | STEPPED |
| AAJF | THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| AASA | THREAD LENGTH | 0.428 INCHES NOMINAL NUT THREAD |
| CMLP | THREAD QUANTITY PER INCH | 16 STUD THREAD |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| CMLP | THREAD QUANTITY PER INCH | 28 NUT THREAD |
| ABHP | OVERALL LENGTH | 1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| AAZE | SHANK DIAMETER | 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNS STUD THREAD |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| CQJX | NOMINAL THREAD SIZE | 0.375 INCHES STUD THREAD |