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 |
|---|---|
| 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASK | HEAD STYLE | THUMB NO. 7 |
| AASK | HEAD STYLE | THUMB NO. 7 |
| AASU | HEAD HEIGHT | 0.617 INCHES MINIMUM AND 0.650 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAUB | HOLE DIAMETER | 0.062 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 2.156 INCHES MINIMUM AND 2.250 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 1.250 INCHES NOMINAL |
| ASXK | HOLE QUANTITY | 1 |
| ABQJ | POINT STYLE | POINTLESS |
| MATT | MATERIAL | STEEL OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AAJD | THREAD CLASS | 2A |
| BQDM | HOLE TYPE | DRILLED |
| AASA | THREAD LENGTH | 1.750 INCHES MINIMUM |
| CRHC | HOLE CONFIGURATION STYLE | ROUND |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |