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 |
| 17943 |
FEDERAL MANUFACTURING CORPORATION |
| 56878 |
SPS TECHNOLOGIES LLC DBA AEROSPACE D |
| 80439 |
ROBERTSHAW TENNESSEE/COOKEVILLE AUTO |
| 92215 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
| 81205 |
THE BOEING COMPANY DBA BOEING DIV DE |
| 27624 |
PAUL R. BRILES INC. DBA PB FASTENERS |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| ANEE |
GRIP LENGTH |
230.0 MILLIMETERS NOMINAL |
| CQWR |
EXTERNAL THREAD TOLERANCE CLASS |
4H |
| AASU |
HEAD HEIGHT |
14.78 MILLIMETERS MINIMUM AND 15.22 MILLIMETERS MAXIMUM |
| AASB |
FASTENER LENGTH |
271.0 MILLIMETERS NOMINAL |
| CBBL |
FEATURES PROVIDED |
FINISHED HEAD |
| AAUR |
GRIP DIAMETER |
23.9 MILLIMETERS MINIMUM AND 24.0 MILLIMETERS MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AHYM |
NOMINAL THREAD DIAMETER |
24.0 MILLIMETERS |
| MATT |
MATERIAL |
IRON ALLOY 660 OVERALL |
| AASA |
THREAD LENGTH |
41.0 MILLIMETERS NOMINAL |
| AATB |
WIDTH BETWEEN FLATS |
35.38 MILLIMETERS MINIMUM AND 36.00 MILLIMETERS MAXIMUM |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 5734 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| CQQR |
THREAD PITCH IN MILLIMETERS |
2.0 |
| AASK |
HEAD STYLE |
HEXAGON |
| THSD |
THREAD SERIES DESIGNATOR |
M |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
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