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 |
|---|---|
| 00000 | ORDNANCE CORPS |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| SFTT | SURFACE TREATMENT | ZINC OVERALL |
| SFTT | SURFACE TREATMENT | ZINC OVERALL |
| AASU | HEAD HEIGHT | 0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-631 FED SPEC 5TH MATERIAL RESPONSE OVERALL OR QQ-S-633 FED SPEC 7TH MATERIAL RESPONSE OVERALL OR QQ-S-634 FED SPEC 3RD MATERIAL RESPONSE OVERALL OR QQ-S-634 FED SPEC 6TH MATERIAL RESPONSE OVERALL OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OVERALL OR QQ-S-630 FED SPEC 4TH MATERIAL RESPONSE OVERALL OR QQ-S-630 FS1018 FED SPEC 1ST MATERIAL RESPONSE OVERALL OR QQ-S-633 FED SPEC 8TH MATERIAL RESPONSE OVERALL |
| AAJD | THREAD CLASS | 1A |
| AASA | THREAD LENGTH | 0.516 INCHES MINIMUM AND 0.609 INCHES MAXIMUM |
| ABQJ | POINT STYLE | DOG |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ABQZ | INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE |
| AASK | HEAD STYLE | SQUARE |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AATB | WIDTH BETWEEN FLATS | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM |
| AAUY | POINT LENGTH | 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAVA | POINT DIAMETER | 0.180 INCHES MINIMUM AND 0.183 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 20 |