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 |
|---|---|
| 3B150 | RAYTHEON TECHNICAL SERVICES COMPANY |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| AASK | HEAD STYLE | THUMB NO. 9 |
| AATB | WIDTH BETWEEN FLATS | 0.938 INCHES NOMINAL |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| AAWJ | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.562 INCHES NOMINAL |
| ABQJ | POINT STYLE | FLAT |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 2A |
| AASU | HEAD HEIGHT | 0.438 INCHES NOMINAL |
| AAWC | FIRST DIAMETER FROM HEAD | 0.135 INCHES NOMINAL |
| AAWD | SECOND DIAMETER FROM HEAD | 0.312 INCHES NOMINAL |
| AASA | THREAD LENGTH | 0.188 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 2.312 INCHES NOMINAL |