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 |
06710 |
VALLEY-TODECO INC. |
1EM77 |
B & B SPECIALTIES INC. DBA G S AEROS |
17446 |
HUCK INTERNATIONAL INC. DBA ALCOA FA |
60516 |
WEST COAST AEROSPACE INC |
1VSL7 |
HOUSTON PRECISION FASTENER L.L.C. |
76301 |
BOEING COMPANY THE DBA BOEING |
C4293 |
ALCOA FASTENING SYSTEMS FAIRCHILD FA |
56878 |
SPS TECHNOLOGIES LLC DBA AEROSPACE D |
06950 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
73197 |
HI-SHEAR CORPORATION |
0ZC92 |
HEARTLAND PRECISION FASTENERS INC. |
59563 |
REID PRODUCTS INC. |
27624 |
PAUL R. BRILES INC. DBA PB FASTENERS |
L4528 |
LISI AEROSPACE CANADA CORP |
0PTK6 |
SPS TECHNOLOGIES INC |
06725 |
SPS TECHNOLOGIES LLC DBA AIR INDUSTR |
80539 |
SPS TECHNOLOGIES LLC DBA AEROSPACE F |
58998 |
EMHART TEKNOLOGIES LLC DBA FASTENER |
92215 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC |
Requirements Statement |
Clear Text Reply |
AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
ANEE |
GRIP LENGTH |
0.188 INCHES NOMINAL |
AAUJ |
SPLINE MAJOR DIAMETER |
0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM |
MATT |
MATERIAL |
TITANIUM ALLOY UNS R56400 OVERALL |
THSD |
THREAD SERIES DESIGNATOR |
UNJF |
AAJD |
THREAD CLASS |
3A |
ABQZ |
INTERNAL DRIVE STYLE |
TORX |
AASU |
HEAD HEIGHT |
0.046 INCHES NOMINAL |
AAJF |
THREAD DIRECTION |
RIGHT-HAND |
AGAV |
END ITEM IDENTIFICATION |
A/F-18-DCN |
AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
AASB |
FASTENER LENGTH |
0.518 INCHES MINIMUM AND 0.548 INCHES MAXIMUM |
CRSQ |
COUNTERSINK ANGLE |
99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
AASL |
HEAD DIAMETER |
0.2931 INCHES MINIMUM AND 0.3016 INCHES MAXIMUM |
MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
NAS4004 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL |
AAUR |
GRIP DIAMETER |
0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
CMLP |
THREAD QUANTITY PER INCH |
32 |
AASA |
THREAD LENGTH |
0.345 INCHES NOMINAL |
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