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 |
| 09524 |
POWERHOLD INC |
| 80539 |
SPS TECHNOLOGIES LLC DBA AEROSPACE F |
| D9182 |
BOSCH REXROTH GMBH LOHMANN STOLTERFO |
| 56878 |
SPS TECHNOLOGIES LLC DBA AEROSPACE D |
| 92215 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
| 73197 |
HI-SHEAR CORPORATION |
| 76301 |
BOEING COMPANY THE DBA BOEING |
| C4293 |
ALCOA FASTENING SYSTEMS FAIRCHILD FA |
| L4528 |
LISI AEROSPACE CANADA CORP |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
3-48 FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
3-48 FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| AASA |
THREAD LENGTH |
0.372 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| CRSQ |
COUNTERSINK ANGLE |
100.0 DEGREES NOMINAL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
3-48 FSCM 76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| ANEE |
GRIP LENGTH |
1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM |
| AAJD |
THREAD CLASS |
3A |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASB |
FASTENER LENGTH |
1.515 INCHES MINIMUM AND 1.562 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AAUR |
GRIP DIAMETER |
0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
0.5018 INCHES MINIMUM AND 0.5066 INCHES MAXIMUM |
| ABQZ |
INTERNAL DRIVE STYLE |
HIGH-TORQUE |
| AASU |
HEAD HEIGHT |
0.106 INCHES MINIMUM AND 0.108 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK UNDERCUT |
| FEAT |
SPECIAL FEATURES |
FURNISHED W/ PREFORMED PACKING |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
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