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 |
| 27624 |
PAUL R. BRILES INC. DBA PB FASTENERS |
| 56878 |
SPS TECHNOLOGIES LLC DBA AEROSPACE D |
| 73197 |
HI-SHEAR CORPORATION |
| 57928 |
SONIC INDUSTRIES INC. |
| 43999 |
BOEING COMPANY THE DBA BOEING DIV DE |
| L4528 |
LISI AEROSPACE CANADA CORP |
| 06725 |
SPS TECHNOLOGIES LLC DBA AIR INDUSTR |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
| AAUR |
GRIP DIAMETER |
0.3271 INCHES MINIMUM AND 0.3276 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| FEAT |
SPECIAL FEATURES |
OVERSIZE GRIP DIA |
| AASB |
FASTENER LENGTH |
1.327 INCHES MINIMUM AND 1.357 INCHES MAXIMUM |
| ANEE |
GRIP LENGTH |
0.875 INCHES NOMINAL |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| CRSQ |
COUNTERSINK ANGLE |
99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| AASA |
THREAD LENGTH |
0.467 INCHES NOMINAL |
| MATT |
MATERIAL |
STEEL COMP XM-13 OVERALL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AASL |
HEAD DIAMETER |
0.578 INCHES MINIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ABQZ |
INTERNAL DRIVE STYLE |
OFFSET CRUCIFORM (TORQUE SET) |
| AHYM |
NOMINAL THREAD DIAMETER |
0.312 INCHES |
| SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
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