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 |
|---|---|
| 63848 | WARREN INDUSTRIES INCORPORATED DBA W |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| PRMT | PRECIOUS MATERIAL | SILVER |
| AATN | SHOULDER DIAMETER | 0.344 INCHES NOMINAL FIRST SHOULDER |
| AASA | THREAD LENGTH | 0.625 INCHES MINIMUM |
| AASU | HEAD HEIGHT | 0.625 INCHES NOMINAL |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| AATX | SHOULDER LENGTH | 0.188 INCHES NOMINAL FIRST SHOULDER |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| ABQJ | POINT STYLE | FLAT |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AAJD | THREAD CLASS | 2A |
| SFTT | SURFACE TREATMENT | SILVER OVERALL |
| AATB | WIDTH BETWEEN FLATS | 1.875 INCHES NOMINAL |
| AASK | HEAD STYLE | THUMB NO. 1 |
| AASB | FASTENER LENGTH | 1.188 INCHES NOMINAL |