| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| FASTENER LENGTH | 0.678 INCHES MINIMUM AND 0.693 INCHES MAXIMUM |
| GRIP LENGTH | 0.876 INCHES MINIMUM AND 0.938 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.386 INCHES NOMINAL |
| HEAD MINOR DIAMETER | 0.078 INCHES NOMINAL |
| HEAD STYLE | FLUSH COUNTERSUNK |
| MATERIAL DOCUMENT AND CLASSIFICATION | 2219-T-6 MFR REF 2ND MATERIAL RESPONSE LOCKING RING |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66,AISI/SAE 8740 FED SPEC 1ST MATERIAL RESPONSE BODY |
| MATERIAL | ALUMINUM ALLOY LOCKING RING |
| MATERIAL | STEEL BODY |
| NOMINAL THREAD SIZE | 0.164 INCHES |
| SHANK DIAMETER | 0.200 INCHES MINIMUM AND 0.202 INCHES MAXIMUM |
| SPECIAL FEATURES | RIVET DESIGNED TO MATE W/ LOCK COLLAR ID MAX 0.164 IN. AND OD MAX 0.200 IN.,COLLAR SURFACE TREATED PER MIL-C-5541,SLEEVE LUBRICATED W/ CETYL ALCOHOL,HEAD HAS 0.078 IN. HEX SOCKET |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE BODY |
| SURFACE TREATMENT | CADMIUM BODY |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 3A |
| THREAD QUANTITY PER INCH | 56 |
| THREAD SERIES DESIGNATOR | UNS |