| MRC | Criteria | Characteristic |
|---|
| AASB | FASTENER LENGTH | 1.440 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE-LESS THAN 135 DEG W OR W/O CHAMFER) |
| AAZE | SHANK DIAMETER | 0.459 INCHES MINIMUM AND 0.496 INCHES MAXIMUM |
| AAZF | SHANK STYLE | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| AAZG | HEAD MAJOR DIAMETER | 1.017 INCHES MAXIMUM |
| ABAF | EXPANSION DEVICE | SERRATED STEM-TYPE W |
| ANEE | GRIP LENGTH | 0.969 INCHES MINIMUM AND 1.032 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM SLEEVE |
| CQFM | HARDNESS RATING | 48.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM STEM |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 1010 OR STEEL COMP 1020 OR STEEL COMP 1144 OR STEEL COMP 4037 OR STEEL COMP 4130 OR IRON ALLOY 660 MECHANICAL LOCK |
| MATT | MATERIAL | STEEL COMP 4027 OR STEEL COMP 4037 OR STEEL COMP 4130 SLEEVE |
| MATT | MATERIAL | STEEL COMP 8740 STEM |
| SFTT | SURFACE TREATMENT | CADMIUM AND CHROMATE SLEEVE |
| SFTT | SURFACE TREATMENT | CADMIUM STEM |
| SFTT | SURFACE TREATMENT | PASSIVATE OR CADMIUM AND CHROMATE MECHANICAL LOCK |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416,TYPE 2,CLASS 2 FED SPEC 2ND TREATMENT RESPONSE MECHANICAL LOCK |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 1,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE STEM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC ALL TREATMENT RESPONSES SLEEVE |
