NIIN Output Data
NIIN:
NSN:
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 |
| 06725 |
SPS TECHNOLOGIES LLC DBA AIR INDUSTR |
| 27624 |
PAUL R. BRILES INC. DBA PB FASTENERS |
| 92215 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
| 06950 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
| 80539 |
SPS TECHNOLOGIES LLC DBA AEROSPACE F |
| 81755 |
LOCKHEED MARTIN CORPORATION DBA LOCK |
| 56878 |
SPS TECHNOLOGIES LLC DBA AEROSPACE D |
| 17446 |
HUCK INTERNATIONAL INC. DBA ALCOA FA |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES THREADS |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES GRIP |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AASA |
THREAD LENGTH |
0.913 INCHES MINIMUM AND 0.963 INCHES MAXIMUM |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| ANEE |
GRIP LENGTH |
0.518 INCHES MINIMUM AND 0.538 INCHES MAXIMUM |
| AAUR |
GRIP DIAMETER |
0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| CQBC |
MINIMUM TENSILE STRENGTH |
220000 POUNDS PER SQUARE INCH |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
NAS 672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| CRSQ |
COUNTERSINK ANGLE |
99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| AASB |
FASTENER LENGTH |
1.451 INCHES MINIMUM AND 1.481 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
46.0 ROCKWELL C MINIMUM OVERALL AND 49.0 ROCKWELL C MAXIMUM OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.438 INCHES |
| AAWU |
SINGLE SHEAR STRENGTH |
132000 POUNDS PER SQUARE INCH |
| MATT |
MATERIAL |
STEEL COMP H11 OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| ABQZ |
INTERNAL DRIVE STYLE |
OFFSET CRUCIFORM (TORQUE SET) |
| AASL |
HEAD DIAMETER |
0.825 INCHES MINIMUM AND 0.890 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
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