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 |
| 80204 |
AMERICAN NATIONAL STANDARDS INSTITUT |
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| AASA |
THREAD LENGTH |
0.250 INCHES MAXIMUM |
| AASA |
THREAD LENGTH |
0.250 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
0.250 INCHES NOMINAL |
| CYBA |
SCREW SURFACE TREATMENT |
PASSIVATE |
| ABQZ |
INTERNAL DRIVE STYLE |
CROSS RECESS TYPE II |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| ZZZT |
NONDEFINITIVE SPEC/STD DATA |
5 TABLE AND 4-40 SIZE AND 1/4IN. LENGTH AND STLS/STL MATERIAL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.112 INCHES |
| SUPP |
SUPPLEMENTARY FEATURES |
ARINC-KING PT LIST 006-8024-05,SIMILAR TO NSN 5305-00-054-5647 |
| ZZZK |
SPECIFICATION/STANDARD DATA |
22373-089-5903 MANUFACTURERS SPECIFICATION CONTROL AND 80204-ANSI B18.6.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| AAJD |
THREAD CLASS |
2A |
| CYAU |
SCREW MATERIAL |
STEEL COMP 301 OR STEEL COMP 430 |
| CYAW |
SCREW MATERIAL DOCUMENT AND CLASSIFICATION |
IFI-104 ASSN STD ALL MATERIAL RESPONSES |
| AASK |
HEAD STYLE |
PAN |
| CMLP |
THREAD QUANTITY PER INCH |
40 |
| ZZZW |
DEPARTURE FROM CITED DOCUMENT |
AS MODIFIED BY MATERIAL |
Similar Parts