| CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL |
| CRITICALITY CODE JUSTIFICATION | ZZZY |
| HEAD HEIGHT | 0.150 INCHES MINIMUM AND 0.165 INCHES MAXIMUM |
| HEAD TYPE | SOLID |
| OVERALL LENGTH | 1.010 INCHES MINIMUM AND 1.040 INCHES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | AIR FLASK PLUG |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| NOMINAL THREAD SIZE | 0.875 INCHES EXTERNAL |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PROCEDURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES |
| SPECIAL FEATURES | HEAD IS HEX-SHAPED WITH 1.047 IN (MIN) AND 1.062 IN (MAX) ACROSS THE FLATS |
| STYLE DESIGNATOR | PLUG, MACHINE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A EXTERNAL |
| THREAD DIRECTION | RIGHT-HAND EXTERNAL |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) EXTERNAL |