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 |
| 97928 |
HUCK INTL INC |
| 73197 |
HI-SHEAR CORPORATION |
| 30003 |
NAVAL AIR SYSTEMS COMMAND |
| 76301 |
BOEING COMPANY THE DBA BOEING |
| 17419 |
DEUTSCH CO THE |
| 17446 |
HUCK INTERNATIONAL INC. DBA ALCOA FA |
| L4528 |
LISI AEROSPACE CANADA CORP |
| 80539 |
SPS TECHNOLOGIES LLC DBA AEROSPACE F |
| 92215 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
| 56878 |
SPS TECHNOLOGIES LLC DBA AEROSPACE D |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES THREADS |
| AASL |
HEAD DIAMETER |
0.3765 INCHES MINIMUM AND 0.3813 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES GRIP |
| CRSQ |
COUNTERSINK ANGLE |
100.0 DEGREES NOMINAL |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AASA |
THREAD LENGTH |
0.390 INCHES MINIMUM AND 0.437 INCHES MAXIMUM |
| AAJD |
THREAD CLASS |
3A |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| AASU |
HEAD HEIGHT |
0.0439 INCHES MINIMUM AND 0.0459 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL CORROSION RESISTING FASTENER |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-R-25988 TY 1,CL 1,GRADE 70 MIL SPEC SINGLE MATERIAL RESPONSE PRIMARY WASHER |
| CBBL |
FEATURES PROVIDED |
O RING |
| SFTT |
SURFACE TREATMENT |
PASSIVATE FASTENER |
| ABQZ |
INTERNAL DRIVE STYLE |
HIGH-TORQUE |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK UNDERCUT |
| ANEE |
GRIP LENGTH |
0.500 INCHES NOMINAL |
| AAUR |
GRIP DIAMETER |
0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
| AASB |
FASTENER LENGTH |
0.890 INCHES MINIMUM AND 0.937 INCHES MAXIMUM |
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