Part Number
Part Number:
NSN:
NIIN:
Item Name:
SETSCREW
Definition:
AN EXTERNALLY THREADED DEVICE WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER WITH OR WITHOUT A HEAD AND HAVING A CUP, CONE, OR OTHER TYPE OF MACHINED POINT DESIGNED TO PREVENT OR RESTRICT RELATIVE MOVEMENT OF PARTS AND DESIGNED TO BE DRIVEN WITH EITHER A WRENCH OR INSERTED DRIVER. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS.
CAGE Information
| Code | Company |
|---|---|
| 24374 | BECHTEL TECHNICAL SERVICES INC MACHI |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| SFTT | SURFACE TREATMENT | ZINC OVERALL |
| CRTL | CRITICALITY CODE JUSTIFICATION | ZZZY |
| AASA | THREAD LENGTH | 1.235 INCHES MINIMUM AND 1.265 INCHES MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AASB | FASTENER LENGTH | 1.235 INCHES MINIMUM AND 1.265 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 45.0 ROCKWELL C MINIMUM OVERALL AND 53.0 ROCKWELL C MAXIMUM OVERALL |
| ABQJ | POINT STYLE | CUP |
| AAJD | THREAD CLASS | 3A |
| TEST | TEST DATA DOCUMENT | 81349-MIL-P-23199 SPECIFICATION |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ASDB | WIDTH ACROSS FLATS | 0.531 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 7 |
| MATT | MATERIAL | STEEL OVERALL |
| AHYM | NOMINAL THREAD DIAMETER | 1.250 INCHES |
| AASK | HEAD STYLE | HEADLESS (SETSCREW) |
| SPCL | SPECIAL TEST FEATURES | SPECIAL QUALITY CONTROL TESTING |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |