Part Number
Part Number:
NSN:
NIIN:
Item Name:
THUMBSCREW
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER. IT MAY HAVE AN UNTHREADED PORTION WITH A DIAMETER LESS THAN, EQUAL TO, OR GREATER THAN THE DIAMETER OF THE THREADED PORTION. IT HAS EITHER A VERTICALLY FLATTENED, CIRCULAR KNURLED, OR WING TYPE HEAD, ALL OF WHICH ARE DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. FOR ITEMS HAVING WRENCHING FACILITIES SUCH AS SOCKET RECESS, MULTIPLE SPLINE OR SLOT HEADS, USE SCREW (AS MODIFIED) OR BOLT (AS MODIFIED).
CAGE Information
| Code | Company |
|---|---|
| 01226 | BARRY WRIGHT CORPORATION DBA VLIER D |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASK | HEAD STYLE | KNURLED NO. 1 |
| AAVA | POINT DIAMETER | 0.240 INCHES NOMINAL |
| AASL | HEAD DIAMETER | 1.125 INCHES NOMINAL |
| AAUY | POINT LENGTH | 0.203 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP 1213 OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 2A |
| AASU | HEAD HEIGHT | 0.438 INCHES NOMINAL |
| AASA | THREAD LENGTH | 1.297 INCHES MINIMUM |
| CTLL | POINT SWIVEL INCLUDED ANGLE | 7.5 DEGREES NOMINAL |
| AASB | FASTENER LENGTH | 1.500 INCHES NOMINAL |
| ABQJ | POINT STYLE | UNIVERSAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |