| CONCENTRIC HOLE DEPTH | 0.850 INCHES MINIMUM AND 0.865 INCHES MAXIMUM |
| CONCENTRIC HOLE DIAMETER | 0.315 INCHES MINIMUM |
| FASTENER LENGTH | 1.500 INCHES NOMINAL |
| INTERNAL THREAD CLASS | 3B CONCENTRIC HOLE |
| INTERNAL THREAD DIRECTION | RIGHT-HAND CONCENTRIC HOLE |
| INTERNAL THREAD LENGTH | 0.770 INCHES NOMINAL CONCENTRIC HOLE |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 630 OVERALL |
| NOMINAL THREAD DIAMETER | 0.375 INCHES |
| NOMINAL THREAD SIZE | 0.312 INCHES CONCENTRIC HOLE |
| SPECIAL FEATURES | FURNISHED WITH PIN, P/N MS16556-602; INSERT, P/N 935277-1, CAGE 82577; AND WASHER 0.063 IN. THICK X 1.000 IN. WIDE X 1.260 IN. LONG |
| STYLE DESIGNATOR | COUNTERBORE THREADED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | H+4-99, TY 2, GR B, CAGE 82577 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | NICKEL OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.687 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) CONCENTRIC HOLE |
| THREADS PER INCH | 24 CONCENTRIC HOLE |