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 |
| 06540 |
NEW HAVEN MFG CORP AMATOM ELECTRONIC |
| SCY13 |
E.C.A ETABLISSEMENT CENTRAL DES APPR |
| 87557 |
LOCKHEED CORP LOCKHEED ELECTRONICS C |
| 1YGB8 |
CAREY MANUFACTURING COMPANY INC. DBA |
| 0MN52 |
AMERICAN INDUSTRIAL PRODUCTS INC |
| 94117 |
BAE SYSTEMS INFORMATION AND ELECTRON |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| AASB |
FASTENER LENGTH |
0.437 INCHES NOMINAL |
| AASA |
THREAD LENGTH |
0.187 INCHES MINIMUM |
| ABQZ |
INTERNAL DRIVE STYLE |
SLOT |
| AASK |
HEAD STYLE |
FILLISTER |
| MATT |
MATERIAL |
STEEL COMP 302 OVERALL OR STEEL COMP 303 OVERALL |
| CSNG |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY |
1 |
| AAWH |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER |
0.250 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.086 INCHES MINIMUM AND 0.096 INCHES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
66 FED STD ALL MATERIAL RESPONSES OVERALL |
| AASL |
HEAD DIAMETER |
0.208 INCHES MINIMUM AND 0.226 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| AAJD |
THREAD CLASS |
2A |
| AAWC |
FIRST DIAMETER FROM HEAD |
0.095 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
| SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.138 INCHES |
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