Part Number
Part Number:
NSN:
NIIN:
Item Name:
SCREW , MACHINE
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, NO 0 (0.060 IN./1.5 MM) OR LARGER, DESIGNED TO BE HELD OR DRIVEN WITH EITHER A WRENCH OR AN INSERTED DRIVER OR BOTH (EXCLUDING INTERNAL SOCKET OR INTERNAL MULTIPLE SPLINE TYPES), IN SIZES BELOW NO. 10 (0.190 IN./5 MM). NO. 10 AND LARGER SIZES MUST HAVE A HEAD DESIGNED FOR ANY TYPE INSERTED DRIVER (EXCLUDING INTERNAL SOCKET OR INTERNAL MULTIPLE SPLINE TYPES), BUT MAY ALSO BE DESIGNED FOR EXTERNAL WRENCHING. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; AND SCREW, ASSEMBLED WASHER. SEE ALSO, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; AND SCREW, CAP SOCKET HEAD.
CAGE Information
| Code |
Company |
| 18876 |
U S ARMY AVIATION AND MISSILE COMMAN |
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| CYBA |
SCREW SURFACE TREATMENT |
NICKEL |
| CYAU |
SCREW MATERIAL |
COPPER ALLOY 274 OR COPPER ALLOY 745 OR COPPER ALLOY 270 OR COPPER ALLOY 764 OR COPPER ALLOY 260 OR COPPER ALLOY 240 OR COPPER ALLOY 230 OR COPPER ALLOY 752 OR COPPER ALLOY 770 |
| THSD |
THREAD SERIES DESIGNATOR |
UN |
| ABQZ |
INTERNAL DRIVE STYLE |
CROSS RECESS TYPE 1 |
| AASK |
HEAD STYLE |
BINDING |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASL |
HEAD DIAMETER |
0.454 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.216 INCHES |
| AAJD |
THREAD CLASS |
2A |
| AASB |
FASTENER LENGTH |
0.625 INCHES NOMINAL |
| CYAW |
SCREW MATERIAL DOCUMENT AND CLASSIFICATION |
QQ-W-321 FED SPEC ALL MATERIAL RESPONSES |
| AASU |
HEAD HEIGHT |
0.130 INCHES MAXIMUM |
| AASA |
THREAD LENGTH |
0.625 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
Similar Parts