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 |
|---|---|
| 81349 | MILITARY SPECIFICATIONS PROMULGATED |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| MATT | MATERIAL | STEEL COMP 303 OVERALL |
| ABQJ | POINT STYLE | CONE |
| AAJD | THREAD CLASS | 3A |
| ZZZX | DEPARTURE FROM CITED DESIGNATOR | AS MOD BY THD CLASS |
| AASB | FASTENER LENGTH | 0.250 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASK | HEAD STYLE | HEADLESS (SETSCREW) |
| AASA | THREAD LENGTH | 0.250 INCHES MINIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | F TYPE |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| AHYM | NOMINAL THREAD DIAMETER | 0.138 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 40 |