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 |
|---|---|
| 01289 | GENERAL ELECTRIC COMPANY DBA GE DIV |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.625 INCHES NOMINAL |
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.625 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 2.250 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 8 |
| AASL | HEAD DIAMETER | 1.859 INCHES MINIMUM AND 1.875 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UN |
| FEAT | SPECIAL FEATURES | TAPERED THREADS |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| SFTT | SURFACE TREATMENT | COPPER OVERALL |
| MATT | MATERIAL | STEEL OVERALL |
| AHYM | NOMINAL THREAD DIAMETER | 1.250 INCHES |
| AASA | THREAD LENGTH | 1.625 INCHES NOMINAL |
| AAJD | THREAD CLASS | 2A |
| AASU | HEAD HEIGHT | 1.230 INCHES MINIMUM AND 1.250 INCHES MAXIMUM |
| AAWC | FIRST DIAMETER FROM HEAD | 1.069 INCHES MINIMUM AND 1.074 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| ASDB | WIDTH ACROSS FLATS | 0.875 INCHES MINIMUM AND 0.880 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A193,GR B16 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |