"STEEL, QQ-S-681, CLASS 65-35 OR STEEL, QQ-S-681, CLASS 70-36 OR IRON, MALLEABLE, QQ-I-666, GRADE 1 OR IRON, MALLEABLE, QQ-I-666, GRADE 2"
MATT
MATERIAL
STEEL UNS J03001 OR STEEL UNS J03501 OR IRON CAST UNS F22400 OR IRON CAST UNS F22200
MDCL
MATERIAL DOCUMENT AND CLASSIFICATION
"QQ-S-681, CLASS 65-35 FED SPEC 1ST MATERIAL RESPONSE AND QQ-S-681, CLASS 70-36 FED SPEC 2ND MATERIAL RESPONSE AND QQ-I-666, GRADE 1 FED SPEC 3RD MATERIAL RESPONSE AND QQ-I-666, GRADE 2 FED SPEC 4TH MATERIAL RESPONSE"
SFTT
SURFACE TREATMENT
CADMIUM OR CADMIUM AND CHROMATE OR CADMIUM AND PHOSPHATE
STYL
STYLE DESIGNATOR
OUTSIDE HEXAGON OR OCTAGON (PARTIAL OR FULL THREAD OPTIONAL)