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 |
06950 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
97928 |
HUCK INTL INC |
92215 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
17446 |
HUCK INTERNATIONAL INC. DBA ALCOA FA |
73197 |
HI-SHEAR CORPORATION |
K5673 |
SPS TECHNOLOGIES LTD TJ BROOKS DIVIS |
80539 |
SPS TECHNOLOGIES LLC DBA AEROSPACE F |
L4528 |
LISI AEROSPACE CANADA CORP |
76301 |
BOEING COMPANY THE DBA BOEING |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC |
Requirements Statement |
Clear Text Reply |
AASL |
HEAD DIAMETER |
0.3765 INCHES MINIMUM AND 0.3813 INCHES MAXIMUM |
AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
CRSQ |
COUNTERSINK ANGLE |
100.0 DEGREES NOMINAL |
THSD |
THREAD SERIES DESIGNATOR |
UNJF |
AAJD |
THREAD CLASS |
3A |
AASU |
HEAD HEIGHT |
0.0439 INCHES MINIMUM AND 0.0459 INCHES MAXIMUM |
AAJF |
THREAD DIRECTION |
RIGHT-HAND |
AASB |
FASTENER LENGTH |
0.515 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
MATT |
MATERIAL |
TITANIUM ALLOY OVERALL |
MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
NAS621 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
ABQZ |
INTERNAL DRIVE STYLE |
HIGH-TORQUE |
AASA |
THREAD LENGTH |
0.380 INCHES MINIMUM AND 0.447 INCHES MAXIMUM |
AASK |
HEAD STYLE |
FLAT COUNTERSUNK UNDERCUT |
ANEE |
GRIP LENGTH |
0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
AAUR |
GRIP DIAMETER |
0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
CMLP |
THREAD QUANTITY PER INCH |
32 |
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