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 |
| 1VPW8 |
GENERAL DYNAMICS C4 SYSTEMS INC. |
| 96046 |
CRANE PUMPS & SYSTEMS INC. |
| 94990 |
MOTOROLA INC. DBA INTEGRATED INFORMA |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
135410027 FSCM 94990 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
135410027 FSCM 94990 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
| AASB |
FASTENER LENGTH |
3.110 INCHES MINIMUM AND 3.140 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.160 INCHES MINIMUM AND 0.178 INCHES MAXIMUM |
| AATB |
WIDTH BETWEEN FLATS |
0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| ABQZ |
INTERNAL DRIVE STYLE |
SLOT |
| MATT |
MATERIAL |
STEEL COMP 1020 OVERALL |
| AAWH |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER |
2.345 INCHES MINIMUM AND 2.375 INCHES MAXIMUM |
| CSNG |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY |
1 |
| SFTT |
SURFACE TREATMENT |
CHROMATE OVERALL |
| AATD |
EXTENDED WASHER THICKNESS |
0.015 INCHES MINIMUM AND 0.202 INCHES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.735 INCHES MINIMUM AND 0.795 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AAJD |
THREAD CLASS |
2A |
| AASK |
HEAD STYLE |
HEXAGON EXTENDED WASHER |
| AATC |
EXTENDED WASHER DIAMETER |
0.390 INCHES MINIMUM AND 0.410 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
| CQBC |
MINIMUM TENSILE STRENGTH |
90000 POUNDS PER SQUARE INCH |
| AAWC |
FIRST DIAMETER FROM HEAD |
0.166 INCHES MINIMUM AND 0.172 INCHES MAXIMUM |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
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