National Stock Number (NSN) Output Data
NSN:
NIIN:
Item Name:
BOLT , CLOSE TOLERANCE
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE UNTHREADED PORTION IS OF A SPECIFIED GRIP LENGTH, PLATED OR UNPLATED, AND IS MACHINED TO A TOLERANCE OF ONE THOUSANDTH (0.001) OF AN INCH (0.025 MM) OR LESS OF A SPECIFIC DIAMETER FOR ITEMS ONE INCH (25 MM) OR LESS IN DIAMETER. ITEMS OVER ONE INCH (25 MM) IN DIAMETER SHALL HAVE A TOLERANCE OF FIFTEEN TEN-THOUSANDTHS (0.0015) OF AN INCH (0.038 MM) OR LESS. THE NOMINAL MAJOR DIAMETER OF THE THREADS SHALL BE AT LEAST ONE THOUSANDTH (0.001) OF AN INCH (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 NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER, NOR IS IT DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. FOR ITEMS HAVING CLOSE TOLERANCE, AND FABRICATED FROM MATERIAL HAVING 160,000 POUNDS PER SQUARE INCH (1100 MEGAPASCALS) MINIMUM TENSILE STRENGTH, SEE BOLT, SHEAR. FOR ITEMS FABRICATED FROM MATERIAL HAVING LESS THAN 160,000 POUNDS PER SQUARE INCH (1100 MEGAPASCALS) MINIMUM TENSILE STRENGTH AND NOT HAVING A CLOSE TOLERANCE, SEE BOLT, MACHINE.
Reference/Part Number
CAGE Information
| Code |
Company |
| 06725 |
SPS TECHNOLOGIES LLC DBA AIR INDUSTR |
| 27624 |
PAUL R. BRILES INC. DBA PB FASTENERS |
| 56878 |
SPS TECHNOLOGIES LLC DBA AEROSPACE D |
| 0UCY9 |
M.S. AEROSPACE INC. |
| 78286 |
SIKORSKY AIRCRAFT CORPORATION |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| AAUR |
GRIP DIAMETER |
0.4985 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM |
| AAZH |
HEAD MINOR DIAMETER |
0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM |
| CQBC |
MINIMUM TENSILE STRENGTH |
180000 POUNDS PER SQUARE INCH |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AAUM |
LOCKING FEATURE |
PATCH LOCKING FEATURE |
| MATT |
MATERIAL |
PLASTIC POLYAMIDE LOCKING FEATURE |
| ANEE |
GRIP LENGTH |
0.125 INCHES NOMINAL |
| AASK |
HEAD STYLE |
SPLINE DRIVE SHEAR HEAD |
| AAJD |
THREAD CLASS |
3A |
| AASA |
THREAD LENGTH |
0.063 INCHES NOMINAL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.500 INCHES |
| SFTT |
SURFACE TREATMENT |
CADMIUM FASTENER AND CHROMATE FASTENER |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-8844 MIL SPEC SINGLE MATERIAL RESPONSE FASTENER |
| AASU |
HEAD HEIGHT |
0.281 INCHES NOMINAL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| CQFM |
HARDNESS RATING |
39.0 ROCKWELL C MINIMUM FASTENER AND 43.0 ROCKWELL C MAXIMUM FASTENER |
| MATT |
MATERIAL |
STEEL COMP 4340 FASTENER |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| AASB |
FASTENER LENGTH |
0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM |
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