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 |
|---|---|
| 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DI |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASU | HEAD HEIGHT | 0.616 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.625 INCHES |
| AATC | EXTENDED WASHER DIAMETER | 0.921 INCHES MINIMUM AND 0.937 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 304 OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYII,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AATD | EXTENDED WASHER THICKNESS | 0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 1.969 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AATB | WIDTH BETWEEN FLATS | 0.620 INCHES MINIMUM AND 0.628 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 11 |
| AASB | FASTENER LENGTH | 3.219 INCHES MINIMUM AND 3.281 INCHES MAXIMUM |
| AASK | HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |