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 |
|---|---|
| I9008 | INTERNATIONAL ORGANIZATION FOR STAND |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CQQR | THREAD PITCH IN MILLIMETERS | 1.5 |
| AATB | WIDTH BETWEEN FLATS | 20.67 MILLIMETERS MINIMUM AND 21.00 MILLIMETERS MAXIMUM |
| AASA | THREAD LENGTH | 38.0 MILLIMETERS NOMINAL |
| SFTT | SURFACE TREATMENT | ZINC OVERALL AND CHROMATE OVERALL |
| MATT | MATERIAL | STEEL PROPERTY CLASS 10.9 OVERALL |
| AASB | FASTENER LENGTH | 120.0 MILLIMETERS NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CQWR | EXTERNAL THREAD TOLERANCE CLASS | 6G |
| AASU | HEAD HEIGHT | 14.4 MILLIMETERS MAXIMUM |
| AASK | HEAD STYLE | HEXAGON EXTENDED WASHER |
| THSD | THREAD SERIES DESIGNATOR | M |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DIN 267, SHEET 9 NATIONAL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AATC | EXTENDED WASHER DIAMETER | 35.0 MILLIMETERS MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 16.0 MILLIMETERS |