Techincal Specification:
| ACCESSORY COMPONENTS AND QUANTITY | HELICAL COIL THREAD INSERT, SST 18-8, .250-20UNC-2B X .38 LG 2; HELICAL COIL THREAD INSERT, SST 18-8, .138-32UNC-2B X .276 LG 2 | | OVERALL DIAMETER | 20.900 INCHES MINIMUM AND 21.190 INCHES MAXIMUM | | OVERALL HEIGHT | 27.750 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY | | SPECIAL FEATURES | FABRICATED BY SAND CASTING ALUMINUM ALLOY GRADE 356-T51 PER ASTM B26 OR BY ROLLING AND WELDING PLATE MATERIAL ASTM B209, ALLOY 6061; FOUR LEGS ARE FORMED AT BOTTOM (INCLUDED IN OVERALL HEIGHT) - SEE DRAWING FOR DETAILS | | SURFACE TREATMENT | ANODIZE |
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