| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | ALUMINUM AND |
| STEEL OVERALL |
| STEEL UNS K03104 FASTENER |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-F-18240 MIL SPEC SINGLE MATERIAL RESPONSE LOCKING FEATURE |
| ASTM A574 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| SURFACE TREATMENT | ZINC OVERALL |
| ZINC AND |
| CHROMATE FASTENER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633 TY 2 ASSN STD SINGLE TREATMENT RESPONSE FASTENER |
| SPECIAL FEATURES | DWG PROVIDED DOES NOT SHOW DETAILS FOR -128 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, CAP, SOCKET HEAD, SELF LOCKING |