NIIN Output Data
NIIN:
NSN:
Item Name:
SCREW , EXTERNALLY RELIEVED BODY
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, AND WHOSE UNTHREADED PORTION HAS BEEN MACHINED OR GROUND IN ONE OR MORE PLACES OR OVER ITS ENTIRE LENGTH TO A MAXIMUM DIAMETER LESS THAN THE MINIMUM PITCH DIAMETER OF THE THREAD (EXCLUDES UNDERCUT FOR THREAD RELIEF). IT IS NO. 0 (0.060 IN.) (1.5 MM) OR LARGER, AND IS DESIGNED TO BE HELD OR DRIVEN WITH EITHER A WRENCH OR INSERTED DRIVER (EXCLUDING INTERNAL SOCKET AND MULTIPLE SPLINE TYPES) OR BOTH IN SIZES BELOW NO. 10 (0.190 IN.) (5 MM) AND LARGER SIZES MUST HAVE A HEAD DESIGNED FOR ANY TYPE INSERTED DRIVER (EXCLUDING INTERNAL SOCKET AND 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. SEE ALSO BOLT, EXTERNALLY RELIEVED BODY AND BOLT, INTERNAL WRENCHING.
Reference/Part Number
CAGE Information
Code |
Company |
05452 |
RAYTHEON CO RAYTHEON SYSTEMS CO |
49956 |
RAYTHEON COMPANY DBA RAYTHEON |
3B150 |
RAYTHEON TECHNICAL SERVICES COMPANY |
06845 |
RAYTHEON COMPANY DBA RAYTHEON |
D9182 |
BOSCH REXROTH GMBH LOHMANN STOLTERFO |
1YGB8 |
CAREY MANUFACTURING COMPANY INC. DBA |
55566 |
R A F ELECTRONIC HARDWARE INC |
99687 |
RAYTHEON CO EQUIPMENT DEVELOPMENT LA |
06540 |
NEW HAVEN MFG CORP AMATOM ELECTRONIC |
06424 |
ALLIANT TECHSYSTEMS INC. DIV DEFENSE |
06481 |
NORTHROP GRUMMAN GUIDANCE AND ELECTR |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC |
Requirements Statement |
Clear Text Reply |
AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
AASK |
HEAD STYLE |
KNURLED NO. 4 |
ABQZ |
INTERNAL DRIVE STYLE |
SLOT |
MATT |
MATERIAL |
STEEL CORROSION RESISTING OVERALL |
AASL |
HEAD DIAMETER |
0.375 INCHES NOMINAL |
CSNG |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY |
1 |
AAJF |
THREAD DIRECTION |
RIGHT-HAND |
AAWH |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER |
0.424 INCHES NOMINAL |
THSD |
THREAD SERIES DESIGNATOR |
UNF |
AASA |
THREAD LENGTH |
0.250 INCHES MINIMUM |
AAJD |
THREAD CLASS |
2A |
AAWC |
FIRST DIAMETER FROM HEAD |
0.130 INCHES NOMINAL |
AASB |
FASTENER LENGTH |
0.830 INCHES NOMINAL |
AASU |
HEAD HEIGHT |
0.483 INCHES NOMINAL |
CMLP |
THREAD QUANTITY PER INCH |
32 |
SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
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