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
Part Number |
CAGE |
Status |
RNCC |
RNVC |
DAC |
RNAAC |
MSDS |
SADC |
268-21874-1 |
98329 |
F |
5 |
9 |
1 |
SB |
|
|
131268-1 |
09205 |
A |
3 |
2 |
1 |
SB |
|
|
CAGE Information
Code |
Company |
09205 |
LOCKHEED MARTIN CORP ELECTRONICS AND |
98329 |
FORD AEROSPACE CORP |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC |
Requirements Statement |
Clear Text Reply |
AASK |
HEAD STYLE |
FILLISTER |
AASK |
HEAD STYLE |
FILLISTER |
AASA |
THREAD LENGTH |
0.163 INCHES NOMINAL |
ABQZ |
INTERNAL DRIVE STYLE |
CROSS RECESS TYPE II |
AAJF |
THREAD DIRECTION |
RIGHT-HAND |
CSNG |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY |
2 |
AHYM |
NOMINAL THREAD DIAMETER |
0.112 INCHES |
AAWD |
SECOND DIAMETER FROM HEAD |
0.060 INCHES MINIMUM AND 0.063 INCHES MAXIMUM |
AAWH |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER |
0.230 INCHES NOMINAL |
MATT |
MATERIAL |
STEEL OVERALL |
THSD |
THREAD SERIES DESIGNATOR |
UNC |
AAJD |
THREAD CLASS |
2A |
AASB |
FASTENER LENGTH |
0.438 INCHES NOMINAL |
STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
AAWJ |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER |
0.275 INCHES NOMINAL |
SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
CMLP |
THREAD QUANTITY PER INCH |
40 |
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