National Stock Number (NSN) Output Data
NSN:
NIIN:
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 |
| 1YGB8 |
CAREY MANUFACTURING COMPANY INC. DBA |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| AAWC |
FIRST DIAMETER FROM HEAD |
0.073 INCHES MINIMUM AND 0.083 INCHES MAXIMUM |
| ABQZ |
INTERNAL DRIVE STYLE |
SLOT |
| MATT |
MATERIAL |
STEEL COMP 303 OVERALL |
| AASK |
HEAD STYLE |
FILLISTER |
| CSNG |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY |
1 |
| AASB |
FASTENER LENGTH |
0.250 INCHES NOMINAL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.069 INCHES MINIMUM AND 0.079 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.112 INCHES |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| AAJD |
THREAD CLASS |
2A |
| AASL |
HEAD DIAMETER |
0.166 INCHES MINIMUM AND 0.183 INCHES MAXIMUM |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
ASTM A582 COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AAWH |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER |
0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
40 |
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