Part Number
Part Number:
NSN:
NIIN:
Item Name:
BOLT , MACHINE
Definition:
AN EXTERNALLY THREADED FASTENER DESIGNED FOR INSERTION THROUGH HOLES IN ASSEMBLED PARTS AND NORMALLY INTENDED TO BE TIGHTENED OR RELEASED BY TORQUING A NUT. THE THREADED AND UNTHREADED PORTIONS ARE BOTH OF ONE NOMINAL DIAMETER OF 0.190 INCH (5 MM) OR LARGER. THE HEAD IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER OR BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. HEAD DIMENSIONS AND SIZES OF THREADED AND UNTHREADED PORTIONS SHALL CONFORM TO INTERNATIONALLY RECOGNIZED FASTENER STANDARDS. FOR ITEMS HAVING A GRIP LENGTH PORTION MACHINED TO A TOLERANCE OF 0.0015 INCH (0.038 MM) OR LESS, BOLT, SHEAR. SEE ALSO SCREW, CAP, HEXAGON HEAD AND SCREW, MACHINE.
CAGE Information
| Code | Company |
|---|---|
| 1FH08 | LEHIGH-ARMSTRONG INC. |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASB | FASTENER LENGTH | 13.50 MILLIMETERS MINIMUM AND 16.00 MILLIMETERS MAXIMUM |
| CQBC | MINIMUM TENSILE STRENGTH | 113784 MEGAPASCALS |
| CBBL | FEATURES PROVIDED | FINISHED HEAD |
| AATB | WIDTH BETWEEN FLATS | 13.0 MILLIMETERS NOMINAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | DIN933 8.8 MFR REF 6TH MATERIAL RESPONSE OVERALL |
| AHYM | NOMINAL THREAD DIAMETER | 8.0 MILLIMETERS |
| MATT | MATERIAL | STEEL PROPERTY CLASS 8.8 OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CQHQ | MINIMUM YIELD STRENGTH | 91000 MEGAPASCALS |
| CQQR | THREAD PITCH IN MILLIMETERS | 1.25 |
| AASK | HEAD STYLE | HEXAGON |
| AASA | THREAD LENGTH | 5.50 MILLIMETERS MINIMUM AND 8.00 MILLIMETERS MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | M |
| AASU | HEAD HEIGHT | 5.5 MILLIMETERS NOMINAL |
| CQFM | HARDNESS RATING | 18.0 ROCKWELL C MINIMUM OVERALL AND 31.0 ROCKWELL C MAXIMUM OVERALL |