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 |
| 06725 |
SPS TECHNOLOGIES LLC DBA AIR INDUSTR |
| 17446 |
HUCK INTERNATIONAL INC. DBA ALCOA FA |
| 27624 |
PAUL R. BRILES INC. DBA PB FASTENERS |
| 0PTK6 |
SPS TECHNOLOGIES INC |
| 97928 |
HUCK INTL INC |
| 06950 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
| 16258 |
SPACELOK INC. |
| 1W025 |
NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 73197 |
HI-SHEAR CORPORATION |
| L4528 |
LISI AEROSPACE CANADA CORP |
| 0HDW7 |
HUCK INTERNATIONAL INC. DBA ALCOA FA |
| 80539 |
SPS TECHNOLOGIES LLC DBA AEROSPACE F |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES THREADS |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES GRIP |
| AASA |
THREAD LENGTH |
0.501 INCHES NOMINAL |
| CRSQ |
COUNTERSINK ANGLE |
129.0 DEGREES MINIMUM AND 131.0 DEGREES MAXIMUM |
| MATT |
MATERIAL |
TITANIUM ALLOY UNS R56400 OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES BEARING SURFACE OF HEAD |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| ANEE |
GRIP LENGTH |
0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM |
| AAUR |
GRIP DIAMETER |
0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
1.174 INCHES MINIMUM AND 1.204 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
0.5951 INCHES MINIMUM AND 0.6037 INCHES MAXIMUM |
| ABQZ |
INTERNAL DRIVE STYLE |
OFFSET CRUCIFORM (TORQUE SET) |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.312 INCHES |
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