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 |
|---|---|
| 06329 | ASC INTERNATIONAL INC DBA ASC INDUST |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CSYM | SURFACE FINISH | 32.0 MICROINCHES THREADS |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
| AATB | WIDTH BETWEEN FLATS | 0.312 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| CBBL | FEATURES PROVIDED | FINISHED HEAD |
| AAJD | THREAD CLASS | 3A |
| AATD | EXTENDED WASHER THICKNESS | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| AASU | HEAD HEIGHT | 0.293 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| AATC | EXTENDED WASHER DIAMETER | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES BEARING SURFACE OF HEAD |
| ANEE | GRIP LENGTH | 0.432 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| AASA | THREAD LENGTH | 0.740 INCHES MINIMUM AND 0.766 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FSCM 74900 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| AASK | HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER |
| MATT | MATERIAL | NICKEL ALLOY 718 OVERALL |
| AASB | FASTENER LENGTH | 1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM |