National Stock Number (NSN) Output Data
NSN:
NIIN:
Item Name:
SCREW , CLOSE TOLERANCE
Definition:
A SCREW, MACHINE OR SCREW, CAP, SOCKET HEAD WHOSE UNTHREADED PORTION IS OF SPECIFIED GRIP LENGTH, PLATED OR UNPLATED, AND IS MACHINED TO A TOLERANCE OF ONE THOUSANDTH (0.001 IN.) (0.025 MM) OR LESS OF A SPECIFIC DIAMETER FOR ITEMS (1.000 IN.) (25 MM) OR LESS IN DIAMETER. ITEMS OVER (1.000 IN.) (25 MM) IN DIAMETER SHALL HAVE A TOLERANCE OF FIFTEEN TEN THOUSANDTHS (0.0015 IN.) (0.038 MM) OR LESS. THE NOMINAL MAJOR DIAMETER OF THE THREADS SHALL BE AT LEAST ONE THOUSANDTH (0.001 IN.) (0.025 MM) BELOW THE MINIMUM SHANK DIAMETER, BUT NOT BELOW THE MINIMUM MAJOR DIAMETER FOR APPLICABLE CLASS OF FIT, AS SHOWN IN THE SCREW THREAD STANDARDS, FED STD H28 AND/OR OTHER NATIONALLY RECOGNIZED STANDARDS. THE HEAD IS DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER. IT IS NOT DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS.
Reference/Part Number
CAGE Information
| Code |
Company |
| 04348 |
LAWRENCE ENGINEERING AND SUPPLY INC |
| 30889 |
ERIKS SOUTHWEST INC DBA MONTCLAIR EN |
| 53606 |
PLASTIC AND METAL PRODUCTS CORPORATI |
| 30485 |
QUALIFIED AIR COMPONENTS INC. |
| 16941 |
LONG-LOK FASTENERS CORPORATION |
| 07851 |
NOR-CAL SUPPLY CO.INC. |
| 97928 |
HUCK INTL INC |
| 56878 |
SPS TECHNOLOGIES LLC DBA AEROSPACE D |
| 58998 |
EMHART TEKNOLOGIES LLC DBA FASTENER |
| 80539 |
SPS TECHNOLOGIES LLC DBA AEROSPACE F |
| 17446 |
HUCK INTERNATIONAL INC. DBA ALCOA FA |
| 73197 |
HI-SHEAR CORPORATION |
| 50568 |
APCOM INC |
| 92215 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
| 30902 |
F AND C SALES INC |
| 56877 |
LATICRETE INTERNATIONAL INC |
| 08938 |
AIR INDUSTRIES CO INC |
| L4528 |
LISI AEROSPACE CANADA CORP |
| 80205 |
NATIONAL AEROSPACE STANDARDS COMMITT |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES THREADS |
| ZZZK |
SPECIFICATION/STANDARD DATA |
80205-NAS1163 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
| MATT |
MATERIAL |
PLASTIC LOCKING FEATURE |
| AASL |
HEAD DIAMETER |
0.328 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES BEARING SURFACE OF HEAD |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| AAJD |
THREAD CLASS |
3A |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| AASB |
FASTENER LENGTH |
0.448 INCHES MINIMUM AND 0.478 INCHES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| CRSQ |
COUNTERSINK ANGLE |
99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| AAUM |
LOCKING FEATURE |
STRIP THREADS |
| AAUR |
GRIP DIAMETER |
0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
| AASA |
THREAD LENGTH |
0.313 INCHES MINIMUM AND 0.363 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
PASSIVATE FASTENER |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS5737 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| MATT |
MATERIAL |
IRON ALLOY 660 FASTENER |
| ANEE |
GRIP LENGTH |
0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| ABQZ |
INTERNAL DRIVE STYLE |
OFFSET CRUCIFORM (TORQUE SET) |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
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