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 |
|---|---|
| 17283 | LEVEL ONE FASTENERS |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AAUY | POINT LENGTH | 0.388 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.219 INCHES MINIMUM AND 0.234 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 4130 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| AASA | THREAD LENGTH | 0.312 INCHES MINIMUM |
| AAJD | THREAD CLASS | 3A |
| AAVA | POINT DIAMETER | 0.370 INCHES MINIMUM AND 0.371 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE |
| ABQJ | POINT STYLE | FLAT |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAUB | HOLE DIAMETER | 0.062 INCHES NOMINAL |
| ASXK | HOLE QUANTITY | 1 |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| CQFM | HARDNESS RATING | 34.0 ROCKWELL C MINIMUM OVERALL AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| CWDK | POINT CHAMFER ANGLE | 45.0 DEGREES NOMINAL |
| AASB | FASTENER LENGTH | 0.700 INCHES NOMINAL |
| AASK | HEAD STYLE | HEXAGON |
| CRHC | HOLE CONFIGURATION STYLE | HEXAGON FLATS |
| AHYM | NOMINAL THREAD DIAMETER | 0.438 INCHES |
| CQBC | MINIMUM TENSILE STRENGTH | 150000 POUNDS PER SQUARE INCH |
| AATB | WIDTH BETWEEN FLATS | 0.620 INCHES NOMINAL |
| BQDM | HOLE TYPE | DRILLED |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |