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
| Part Number |
CAGE |
Status |
RNCC |
RNVC |
DAC |
RNAAC |
MSDS |
SADC |
| NAS1171-7K |
80205 |
A |
3 |
2 |
4 |
9Z |
|
|
CAGE Information
| Code |
Company |
| 80205 |
NATIONAL AEROSPACE STANDARDS COMMITT |
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| MATT |
MATERIAL |
STEEL COMP 4340 FASTENER OR STEEL COMP 4140 FASTENER OR STEEL COMP E4340 FASTENER |
| AASL |
HEAD DIAMETER |
0.270 INCHES NOMINAL |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AASB |
FASTENER LENGTH |
0.776 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.097 INCHES NOMINAL |
| AAJD |
THREAD CLASS |
3A |
| MATT |
MATERIAL |
PLASTIC POLYCHLOROTRIFLUOROETHYLENE LOCKING FEATURE |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| ANEE |
GRIP LENGTH |
0.438 INCHES NOMINAL |
| AASA |
THREAD LENGTH |
0.338 INCHES NOMINAL |
| AAUR |
GRIP DIAMETER |
0.242 INCHES NOMINAL |
| ABQZ |
INTERNAL DRIVE STYLE |
OFFSET CRUCIFORM (TORQUE SET) |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
| AHYM |
NOMINAL THREAD DIAMETER |
0.138 INCHES |
| AASK |
HEAD STYLE |
PAN |
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