| CHAMFER ANGLE | 45.0 DEGREES MINIMUM AND 47.0 DEGREES MAXIMUM |
| CRITICALITY CODE JUSTIFICATION | FEAT |
| FASTENER LENGTH | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM |
| HEAD LENGTH | 0.420 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
| HEAD HEIGHT | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| HEAD STYLE | TEE NO. 6 |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | TITANIUM ALLOY OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| SPECIAL FEATURES | FORM, FIT, FUNCTION; THIS BOLT IS USED IN TWO PLACES IN ENGINE, THE MOST CRITICAL BEING THE REA COMPRESSOR VARIABLE VAN LINEAR ACTUATING CYLINDER. IT ALSO MOUNTS FAN DUCT IT IS MADE OF (AMS 7461, TI ALLOY , 0.885 INCH LENGTH, 0.320 INCH DIAMETER) USED ON THE 220 ENGINE. FAILURE OF THIS BOLT WOULD NOT CAUSE AN ENGINE SHUT DOWN OR CATASTROPHIC FAILURE. FAILURE WOULD RESULT IN ENGINE NON-OPTIMAL PERFORMANCE DUE TO LACK OF MAINTAINING PROPER PRESSURE RATIOS. IT WOULD ALSO CAUSE MAINTENANCE TO REMOVE AND REPLACE BROKEN BOLT. |
| WIDTH BETWEEN FLATS | 0.310 INCHES MINIMUM AND 0.320 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | PWA 37,FSCM 77445 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.605 INCHES MINIMUM AND 0.692 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNJF |
| THREAD QUANTITY PER INCH | 32 |