Part Number
Part Number:
NSN:
NIIN:
Item Name:
BOLT , INTERNAL WRENCHING
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, NO. 10 (0.190 IN.) (5 MM) OR LARGER. IT IS DESIGNED WITH AN INTERNAL SOCKET OR INTERNAL MULTIPLE SPLINE FOR USE WITH AN INTERNAL DRIVER. THE HEAD IS BEVELED (CONICAL) OR CYLINDRICAL IN SHAPE. ITEMS WITH CYLINDRICAL SHAPED HEADS MUST HAVE AN EXTERNALLY RELIEVED BODY. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. SEE ALSO SCREW, CAP, SOCKET HEAD. EXCLUDES SETSCREW; SCREW, SHOULDER; BOLT, SHOULDER; SCREW, EXTERNALLY RELIEVED BODY; BOLT, EXTERNALLY RELIEVED BODY; AND SCREW, MACHINE.
CAGE Information
| Code | Company |
|---|---|
| 43491 | GENERAL SIGNAL CORP |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CMLP | THREAD QUANTITY PER INCH | 18 |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAUB | HOLE DIAMETER | 0.062 INCHES NOMINAL |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASU | HEAD HEIGHT | 0.312 INCHES NOMINAL |
| AASL | HEAD DIAMETER | 0.438 INCHES NOMINAL |
| MATT | MATERIAL | STEEL OVERALL |
| AASA | THREAD LENGTH | 1.250 INCHES MINIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| CQBC | MINIMUM TENSILE STRENGTH | 170000 POUNDS PER SQUARE INCH |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| BQDM | HOLE TYPE | DRILLED |
| ASDB | WIDTH ACROSS FLATS | 0.219 INCHES NOMINAL |
| ASXK | HOLE QUANTITY | 6 |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| CRHC | HOLE CONFIGURATION STYLE | ROUND INTERNAL HEXAGON |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| AASB | FASTENER LENGTH | 1.250 INCHES NOMINAL |