| NAVAL SHIP SYSTEMS COMMAND | 80064 |
| NAVAL SHIP SYSTEMS COMMAND | 80064 |
| CRITICALITY CODE JUSTIFICATION | ZZZY |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. |
| THREAD CLASS | 3A SINGLE THREADED PORTION |
| THREAD LENGTH | 0.469 INCHES NOMINAL SINGLE THREADED PORTION |
| FLANGE DIAMETER | 3.156 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 2.438 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.188 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 0.469 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION |
| HARDNESS RATING | NOT RATED |
| NOMINAL THREAD SIZE | 2.875 INCHES SINGLE THREADED PORTION |
| SEATING SURFACE SHAPE | FLAT |
| SPECIAL FEATURES | 4 SLOTS 0.312 IN. WIDE BY 0.062 IN. DEEP,EQUALLY SPACED ON 2.562 IN. DIA |
| MATERIAL | NICKEL ALLOY OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| STYLE DESIGNATOR | B1 THREADED FLANGED |
| THREAD SERIES DESIGNATOR | UNS SINGLE THREADED PORTION |
| A replaceable item designed to provide a circular stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT. |
1385637
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