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 |
| 06725 |
SPS TECHNOLOGIES LLC DBA AIR INDUSTR |
| L4528 |
LISI AEROSPACE CANADA CORP |
| 06950 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
| 27624 |
PAUL R. BRILES INC. DBA PB FASTENERS |
| 43999 |
BOEING COMPANY THE DBA BOEING DIV DE |
| 73197 |
HI-SHEAR CORPORATION |
| 56878 |
SPS TECHNOLOGIES LLC DBA AEROSPACE D |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| ANEE |
GRIP LENGTH |
1.562 INCHES NOMINAL |
| AAJD |
THREAD CLASS |
3A |
| AHYM |
NOMINAL THREAD DIAMETER |
0.500 INCHES |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| CRSQ |
COUNTERSINK ANGLE |
99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| FEAT |
SPECIAL FEATURES |
INTERNAL DRIVE RIBBED |
| AASL |
HEAD DIAMETER |
0.951 INCHES MINIMUM AND 1.039 INCHES MAXIMUM |
| AASA |
THREAD LENGTH |
0.634 INCHES MINIMUM AND 0.664 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL COMP XM-13 OVERALL |
| AAUR |
GRIP DIAMETER |
0.4990 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
2.196 INCHES MINIMUM AND 2.226 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| ABQZ |
INTERNAL DRIVE STYLE |
OFFSET CRUCIFORM (TORQUE SET) |
| SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
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