| BODY INSIDE DIAMETER | 0.126 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 0.260 INCHES MINIMUM AND 0.265 INCHES MAXIMUM |
| FLANGE DIAMETER | 0.283 INCHES MINIMUM AND 0.285 INCHES MAXIMUM |
| FLANGE SEAT TO DISK END HEIGHT | 0.420 INCHES MINIMUM AND 0.431 INCHES MAXIMUM |
| FSC APPLICATION DATA | AIRCRAFT AUXILIARY POWER UNIT |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| NOMINAL THREAD SIZE | 0.164 INCHES SINGLE THREADED PORTION |
| SEATING SURFACE SHAPE | FLAT |
| STYLE DESIGNATOR | PLAIN FLANGED |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD LENGTH | 0.150 INCHES NOMINAL SINGLE THREADED PORTION |
| THREAD CLASS | 3B SINGLE THREADED PORTION |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) SINGLE THREADED PORTION |
| UNDER FLANGE HEIGHT | 0.333 INCHES MINIMUM AND 0.361 INCHES MAXIMUM |