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 |
|---|---|
| 20418 | DRS SUSTAINMENT SYSTEMS INC. DIV DRS |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASK | HEAD STYLE | KNURLED NO. 1 |
| AASL | HEAD DIAMETER | 1.000 INCHES NOMINAL |
| AAJD | THREAD CLASS | 3A |
| SFTT | SURFACE TREATMENT | ZINC OVERALL AND CHROMATE OVERALL |
| AAUY | POINT LENGTH | 0.125 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| AASA | THREAD LENGTH | 1.078 INCHES NOMINAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 12L14 CAGEC 20418 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| AAVA | POINT DIAMETER | 0.375 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CTLL | POINT SWIVEL INCLUDED ANGLE | 40.0 DEGREES NOMINAL |
| AASU | HEAD HEIGHT | 0.312 INCHES NOMINAL |
| MATT | MATERIAL | STEEL OVERALL |
| AASB | FASTENER LENGTH | 1.315 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| FEAT | SPECIAL FEATURES | STEEL12L14 FOOT,OR NYLON FOOT |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| ABQJ | POINT STYLE | UNIVERSAL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633 TY 2,CL FE/ZN ASSN STD SINGLE TREATMENT RESPONSE OVERALL |