| MRC | Criteria | Characteristic |
|---|
| ADLK | FIRST LEG LENGTH | 3.000 INCHES NOMINAL |
| ADLL | SECOND LEG LENGTH | 3.000 INCHES NOMINAL |
| AHLF | SECOND LEG WIDTH | 3.750 INCHES NOMINAL |
| AHLK | FIRST LEG HOLE DIAMETER | 0.401 INCHES MINIMUM AND 0.411 INCHES MAXIMUM |
| AHLN | SECOND LEG HOLE DIAMETER | 0.812 INCHES NOMINAL |
| AHLV | SECOND LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG WIDTH | 1.875 INCHES NOMINAL |
| AHLW | SECOND LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG LENGTH | 1.500 INCHES NOMINAL |
| AHPW | FIRST LEG THICKNESS | 0.500 INCHES NOMINAL |
| AHPX | SECOND LEG THICKNESS | 0.500 INCHES NOMINAL |
| AHQN | FIRST LEG WIDTH | 3.750 INCHES NOMINAL |
| AHQV | FIRST LEG DISTANCE BETWEEN UPPER HOLE CENTERS ALONG WIDTH | 2.500 INCHES NOMINAL |
| AHQX | FIRST LEG DISTANCE BETWEEN HOLE CENTERS ALONG LENGTH | 0.875 INCHES NOMINAL |
| AHQY | FIRST LEG DISTANCE BETWEEN FIRST AND SECOND HOLE CENTERS ALONG WIDTH | 1.250 INCHES NOMINAL |
| AHRA | FIRST LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG WIDTH | 0.625 INCHES NOMINAL |
| AHRB | FIRST LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG LENGTH | 0.625 INCHES NOMINAL |
| AJZU | FIRST LEG STYLE | SQUARE |
| AKAU | FIRST LEG HOLE ARRANGEMENT STYLE | THREE HOLES |
| AKBU | SECOND LEG STYLE | SQUARE |
| AKCU | SECOND LEG HOLE ARRANGEMENT STYLE | ONE HOLE |
| CSSP | SECOND LEG RELATIONSHIP TO FIRST LEG | NOT IDENTICAL |
| CSSQ | FIRST LEG ANGLE | 90.0 DEGREES NOMINAL |
| MATT | MATERIAL | STEEL COMP 1020 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-741 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-635 FED SPEC SINGLE MATERIAL RESPONSE |
| SFTT | SURFACE TREATMENT | PRIMER OR CADMIUM OR ZINC |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | TT-P-636 FED SPEC SINGLE TREATMENT RESPONSE OR QQ-P-416,TYPE2,CLASS3 FED SPEC SINGLE TREATMENT RESPONSE OR QQ-Z-325,TYPE2,CLASS3 FED SPEC SINGLE TREATMENT RESPONSE |
| STYL | STYLE DESIGNATOR | ANGLE |
