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 |
| 04729 |
UNICORP |
| D9182 |
BOSCH REXROTH GMBH LOHMANN STOLTERFO |
| 80249 |
BAE SYSTEMS INFORMATION AND ELECTRON |
| 1YGB8 |
CAREY MANUFACTURING COMPANY INC. DBA |
| 81755 |
LOCKHEED MARTIN CORPORATION DBA LOCK |
| 1FJ15 |
EMHART INDUSTRIES AMATOM ELECTRONICS |
| 87557 |
LOCKHEED CORP LOCKHEED ELECTRONICS C |
| 80020 |
NAVAL AIR WARFARE CENTER AIRCRAFT DI |
| 30003 |
NAVAL AIR SYSTEMS COMMAND |
| 61000 |
GLOBE FASTENERS INC |
| 06540 |
NEW HAVEN MFG CORP AMATOM ELECTRONIC |
| 94117 |
BAE SYSTEMS INFORMATION AND ELECTRON |
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. 1 |
| ABQZ |
INTERNAL DRIVE STYLE |
SLOT |
| AASU |
HEAD HEIGHT |
0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL COMP 303 OVERALL |
| AASL |
HEAD DIAMETER |
0.432 INCHES MINIMUM AND 0.442 INCHES MAXIMUM |
| CSNG |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY |
1 |
| AASA |
THREAD LENGTH |
0.375 INCHES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AAWC |
FIRST DIAMETER FROM HEAD |
0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AAWH |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER |
0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
1.125 INCHES NOMINAL |
| AAJD |
THREAD CLASS |
2A |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
ASTM A582 COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
| SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
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