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 |
K5673 |
SPS TECHNOLOGIES LTD TJ BROOKS DIVIS |
60516 |
WEST COAST AEROSPACE INC |
73197 |
HI-SHEAR CORPORATION |
0PTK6 |
SPS TECHNOLOGIES INC |
76301 |
BOEING COMPANY THE DBA BOEING |
80539 |
SPS TECHNOLOGIES LLC DBA AEROSPACE F |
0PTL6 |
KWA ASSOCIATES INC |
58998 |
EMHART TEKNOLOGIES LLC DBA FASTENER |
17446 |
HUCK INTERNATIONAL INC. DBA ALCOA FA |
L4528 |
LISI AEROSPACE CANADA CORP |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC |
Requirements Statement |
Clear Text Reply |
THSD |
THREAD SERIES DESIGNATOR |
UNJF |
ANEE |
GRIP LENGTH |
1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM |
AAJD |
THREAD CLASS |
3A |
MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
23-112 FSCM 76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
AAJF |
THREAD DIRECTION |
RIGHT-HAND |
AASB |
FASTENER LENGTH |
1.703 INCHES MINIMUM AND 1.733 INCHES MAXIMUM |
AASL |
HEAD DIAMETER |
0.612 INCHES MINIMUM AND 0.672 INCHES MAXIMUM |
AASA |
THREAD LENGTH |
0.631 INCHES MINIMUM AND 0.681 INCHES MAXIMUM |
AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
CRSQ |
COUNTERSINK ANGLE |
99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
MATT |
MATERIAL |
STEEL OVERALL |
AHYM |
NOMINAL THREAD DIAMETER |
0.438 INCHES |
ABQZ |
INTERNAL DRIVE STYLE |
HIGH-TORQUE |
AAUR |
GRIP DIAMETER |
0.4365 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM |
CMLP |
THREAD QUANTITY PER INCH |
20 |
SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
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