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 |
| 04348 |
LAWRENCE ENGINEERING AND SUPPLY INC |
| 92215 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
| 30902 |
F AND C SALES INC |
| 58998 |
EMHART TEKNOLOGIES LLC DBA FASTENER |
| 08938 |
AIR INDUSTRIES CO INC |
| 80205 |
NATIONAL AEROSPACE STANDARDS COMMITT |
| 73197 |
HI-SHEAR CORPORATION |
| L4528 |
LISI AEROSPACE CANADA CORP |
| 53606 |
PLASTIC AND METAL PRODUCTS CORPORATI |
| 97928 |
HUCK INTL INC |
| 56878 |
SPS TECHNOLOGIES LLC DBA AEROSPACE D |
| 07851 |
NOR-CAL SUPPLY CO.INC. |
| 80539 |
SPS TECHNOLOGIES LLC DBA AEROSPACE F |
| 17446 |
HUCK INTERNATIONAL INC. DBA ALCOA FA |
| 50568 |
APCOM INC |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES THREADS |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES THREADS |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES GRIP |
| AAUR |
GRIP DIAMETER |
0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES BEARING SURFACE OF HEAD |
| ZZZK |
SPECIFICATION/STANDARD DATA |
80205-NAS1135 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| AAJD |
THREAD CLASS |
3A |
| AASL |
HEAD DIAMETER |
0.594 INCHES MINIMUM AND 0.615 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
248.0 BRINELL STANDARD MINIMUM OVERALL AND 341.0 BRINELL STANDARD MAXIMUM OVERALL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| MATT |
MATERIAL |
IRON ALLOY 660 OVERALL |
| AASA |
THREAD LENGTH |
0.350 INCHES MINIMUM AND 0.400 INCHES MAXIMUM |
| CQBC |
MINIMUM TENSILE STRENGTH |
140000 POUNDS PER SQUARE INCH |
| AASB |
FASTENER LENGTH |
0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ABQZ |
INTERNAL DRIVE STYLE |
OFFSET CRUCIFORM (TORQUE SET) |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AASU |
HEAD HEIGHT |
0.203 INCHES MINIMUM AND 0.218 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.312 INCHES |
| ANEE |
GRIP LENGTH |
0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
| AASK |
HEAD STYLE |
PAN |
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