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 |
|---|---|
| 80205 | NATIONAL AEROSPACE STANDARDS COMMITT |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASU | HEAD HEIGHT | 0.226 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.226 INCHES NOMINAL |
| CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| AAJD | THREAD CLASS | 3A |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| AASK | HEAD STYLE | BEVEL-CONICAL |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| AAUB | HOLE DIAMETER | 0.055 INCHES MINIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000,COND C4 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6049,COND C4 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-8503,COND C4 MIL SPEC 3RD MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| MATT | MATERIAL | STEEL COMP 4340 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 6150 OVERALL |
| AASL | HEAD DIAMETER | 0.430 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| ASDB | WIDTH ACROSS FLATS | 0.219 INCHES MINIMUM AND 0.221 INCHES MAXIMUM |
| BQDM | HOLE TYPE | DRILLED |
| CRHC | HOLE CONFIGURATION STYLE | ROUND |
| ASXK | HOLE QUANTITY | 6 |
| AASB | FASTENER LENGTH | 0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |