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 |
|---|---|
| 90536 | LOCKHEED MARTIN CORPORATION DBA LOCK |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASU | HEAD HEIGHT | 0.500 INCHES NOMINAL |
| AAUY | POINT LENGTH | 0.218 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | FURNISHED WITH NYLOK LOCKING ELEMENT IN THEADED PORTION |
| AASK | HEAD STYLE | KNURLED NO. 2 |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| AASB | FASTENER LENGTH | 0.968 INCHES NOMINAL |
| ABQJ | POINT STYLE | CHAMFER DOG |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 2A |
| AASA | THREAD LENGTH | 0.750 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
| AAVA | POINT DIAMETER | 0.185 INCHES MINIMUM AND 0.186 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| AASL | HEAD DIAMETER | 0.750 INCHES NOMINAL |