STYLE DESIGNATOR | PLAIN THREADED |
OVERALL HEIGHT | 3.120 INCHES NOMINAL |
BODY INSIDE DIAMETER | 4.000 INCHES NOMINAL |
MATERIAL | NICKEL ALLOY SEAT |
MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
SEATING SURFACE SHAPE | ANGULAR |
SEAT ANGLE IN DEG | 45.000 NOMINAL |
THREAD SERIES DESIGNATOR | UNS SINGLE THREADED PORTION |
NOMINAL THREAD SIZE | 4.812 INCHES FIRST THREADED PORTION |
| 4.812 INCHES SECOND THREADED PORTION |
THREAD QUANTITY PER INCH | 14 FIRST THREADED PORTION |
| 14 SECOND THREADED PORTION |
THREAD CLASS | 2A FIRST THREADED PORTION |
| 2A SECOND THREADED PORTION |
THREAD LENGTH | 1.750 INCHES NOMINAL FIRST THREADED PORTION |
| 1.750 INCHES NOMINAL SECOND THREADED PORTION |
SPECIAL FEATURES | FOR SAFETY RELIEF VALVE TYPE 1741-T, SZ 4.000 IN. |