| HEAD STYLE | KNURLED NO. 5 |
| INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE |
| MATERIAL | STEEL OVERALL |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | PIN |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD DIAMETER | 0.375 INCHES |
| SHOULDER DIAMETER | 0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM ALL SHOULDERS |
| SHOULDER LENGTH | 1.00 INCHES NOMINAL ALL SHOULDERS |
| SHOULDER SHAPE | ROUND ALL SHOULDERS |
| SPECIAL FEATURES | HEAD HAS A CENTRALLY LOCATED HOLE WITH NUMBER 10-24 UNC-2B THREADING .38 INCHES DEEP |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2404 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | NICKEL OVERALL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.50 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 16 |
| THREAD SERIES DESIGNATOR | UNC |
| FASTENER LENGTH | 2.50 INCHES NOMINAL |
| HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD DIAMETER | 1.25 INCHES NOMINAL |
| HEAD HEIGHT | 1.00 INCHES NOMINAL |