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 |
|---|---|
| 26233 | NYLOK CORPORATION DBA NYLOK WESTERN |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CMLP | THREAD QUANTITY PER INCH | 24 |
| AASB | FASTENER LENGTH | 1.547 INCHES MINIMUM AND 1.562 INCHES MAXIMUM |
| AASA | THREAD LENGTH | 0.662 INCHES MINIMUM |
| MATT | MATERIAL | PLASTIC POLYAMIDE LOCKING FEATURE |
| CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| AAJD | THREAD CLASS | 3A |
| AASU | HEAD HEIGHT | 0.375 INCHES NOMINAL |
| AASK | HEAD STYLE | BEVEL-CONICAL |
| SFTT | SURFACE TREATMENT | CADMIUM FASTENER AND CHROMATE FASTENER |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AAUM | LOCKING FEATURE | PATCH THREADS OR STRIP THREADS |
| AASL | HEAD DIAMETER | 0.639 INCHES MINIMUM AND 0.649 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 34.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| ASDB | WIDTH ACROSS FLATS | 0.313 INCHES MINIMUM AND 0.315 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
| MATT | MATERIAL | STEEL COMP 4140 FASTENER OR STEEL COMP 8735 FASTENER OR STEEL COMP 4340 FASTENER OR STEEL COMP 8740 FASTENER |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE 2, CLASS 2 FED SPEC ALL TREATMENT RESPONSES FASTENER |