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 |
| 17446 |
HUCK INTERNATIONAL INC. DBA ALCOA FA |
| 0PTK6 |
SPS TECHNOLOGIES INC |
| 80539 |
SPS TECHNOLOGIES LLC DBA AEROSPACE F |
| L4528 |
LISI AEROSPACE CANADA CORP |
| 27624 |
PAUL R. BRILES INC. DBA PB FASTENERS |
| 97928 |
HUCK INTL INC |
| 73197 |
HI-SHEAR CORPORATION |
| 06950 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
| 16258 |
SPACELOK INC. |
| 1W025 |
NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 76823 |
NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 0JRC1 |
NORTHROP GRUMMAN TECHNICAL SERVICES |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
| MATT |
MATERIAL |
TITANIUM ALLOY UNS R56400 OVERALL |
| AASL |
HEAD DIAMETER |
0.328 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| SFTT |
SURFACE TREATMENT |
ALUMINUM OVERALL |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| AASB |
FASTENER LENGTH |
1.267 INCHES MINIMUM AND 1.297 INCHES MAXIMUM |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES OVERALL |
| AAUR |
GRIP DIAMETER |
0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
| AASA |
THREAD LENGTH |
0.320 INCHES MINIMUM AND 0.370 INCHES MAXIMUM |
| CRSQ |
COUNTERSINK ANGLE |
99.0 DEGREES MINIMUM |
| ABQZ |
INTERNAL DRIVE STYLE |
OFFSET CRUCIFORM (TORQUE SET) |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
| ANEE |
GRIP LENGTH |
0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
NAS 4006 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
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