| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OR |
| PLASTIC EPOXY AND |
| PLASTIC POLYAMIDE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE AND |
| MIL-P-2377 MIL SPEC 2ND TREATMENT RESPONSE AND |
| MIL-P-2377 FED STD 3RD TREATMENT RESPONSE OVERALL |
| NUT STYLE | GANG CHANNEL, SELF LOCKING |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| CHANNEL STYLE | STRAIGHT TYPE |
| OVERALL LENGTH | 4.500 INCHES NOMINAL |
| OVERALL WIDTH | 0.552 INCHES MAXIMUM |
| ASSEMBLY OVERALL HEIGHT | 0.595 INCHES MAXIMUM |
| CHANNEL HEIGHT | 0.298 INCHES MAXIMUM |
| NUT SPACING | 2.250 INCHES MAXIMUM |
| NUT QUANTITY | 2 |
| NUT COUNTERBORE DEPTH | 0.375 INCHES MINIMUM NUT |
| COUNTERBORE DIAMETER | 0.254 INCHES MINIMUM NUT |
| LUBRICATION | DRY FILM LUBRICANT |
| FEATURES PROVIDED | FLOATING NUT |