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 |
06710 |
VALLEY-TODECO INC. |
92215 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
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. |
0ZC92 |
HEARTLAND PRECISION FASTENERS INC. |
C4293 |
ALCOA FASTENING SYSTEMS FAIRCHILD FA |
56878 |
SPS TECHNOLOGIES LLC DBA AEROSPACE D |
06950 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
73197 |
HI-SHEAR CORPORATION |
59563 |
REID PRODUCTS INC. |
27624 |
PAUL R. BRILES INC. DBA PB FASTENERS |
L4528 |
LISI AEROSPACE CANADA CORP |
0PTK6 |
SPS TECHNOLOGIES INC |
76301 |
BOEING COMPANY THE DBA BOEING |
06725 |
SPS TECHNOLOGIES LLC DBA AIR INDUSTR |
80539 |
SPS TECHNOLOGIES LLC DBA AEROSPACE F |
58998 |
EMHART TEKNOLOGIES LLC DBA FASTENER |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC |
Requirements Statement |
Clear Text Reply |
AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
AAUJ |
SPLINE MAJOR DIAMETER |
0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM |
CQBC |
MINIMUM TENSILE STRENGTH |
2200 POUNDS PER SQUARE INCH |
MATT |
MATERIAL |
TITANIUM ALLOY UNS R56400 OVERALL |
THSD |
THREAD SERIES DESIGNATOR |
UNJF |
AASB |
FASTENER LENGTH |
0.897 INCHES MINIMUM AND 0.917 INCHES MAXIMUM |
AAJD |
THREAD CLASS |
3A |
ABQZ |
INTERNAL DRIVE STYLE |
TORX |
AASL |
HEAD DIAMETER |
0.293 INCHES MINIMUM AND 0.301 INCHES MAXIMUM |
AAJF |
THREAD DIRECTION |
RIGHT-HAND |
AGAV |
END ITEM IDENTIFICATION |
A/F-18-DCN |
AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
CRSQ |
COUNTERSINK ANGLE |
99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
ANEE |
GRIP LENGTH |
0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM |
AASA |
THREAD LENGTH |
0.335 INCHES MINIMUM AND 0.355 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 |
AASU |
HEAD HEIGHT |
0.046 INCHES MAXIMUM |
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