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 |
|---|---|
| 29440 | W. M. BERG INC |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASK | HEAD STYLE | KNURLED NO. 1 |
| AASL | HEAD DIAMETER | 0.500 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AHYM | NOMINAL THREAD DIAMETER | 0.164 INCHES |
| AASA | THREAD LENGTH | 1.000 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 303SE THREADS AND STEEL COMP 303 PLUS X THREADS OR STEEL COMP 303CU THREADS OR STEEL COMP 303MA THREADS OR STEEL COMP 302B THREADS OR STEEL COMP 303 THREADS OR STEEL COMP 304 THREADS OR STEEL COMP 302 THREADS OR STEEL COMP 304L THREADS |
| MATT | MATERIAL | PLASTIC HEAD |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 2A |
| AASU | HEAD HEIGHT | 0.2188 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| HUES | COLOR | BLACK HEAD |
| AASB | FASTENER LENGTH | 1.000 INCHES NOMINAL |