| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.270 INCHES MINIMUM AND |
| 0.300 INCHES MAXIMUM |
| FASTENER LENGTH | 0.360 INCHES MINIMUM AND |
| 0.390 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 4130 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758,F4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | STP58-001 FSCM 98897 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| HEAD STYLE | TEE NO. 3 |
| HEAD HEIGHT | 0.375 INCHES NOMINAL |
| HEAD LENGTH | 0.350 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.260 INCHES NOMINAL |
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.244 INCHES MINIMUM AND |
| 0.274 INCHES MAXIMUM FIRST HOLE |
| SHANK UNTHREADED HOLE DIAMETER | 0.075 INCHES MINIMUM AND |
| 0.080 INCHES MAXIMUM FIRST HOLE |
| SPECIAL FEATURES | CRITICAL DIMENSIONS AND CHARACTERISTICS THAT MUST BE MAINTAINED FOR SAFE OPERATION, LANDING GEAR SPECIFIC ITEM |
| CRITICALITY CODE JUSTIFICATION | FEAT |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 98897 |
| DESIGN CONTROL REFERENCE | 4G14370-101A |