| MRC | Criteria | Characteristic |
|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM |
| AASK | HEAD STYLE | HEXAGON |
| AASU | HEAD HEIGHT | 0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| AGSM | MATERIAL ACCOMMODATED THICKNESS | 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| ASDB | WIDTH ACROSS FLATS | 0.142 INCHES MINIMUM AND 0.144 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| FEAT | SPECIAL FEATURES | CAPTIVATING BUSHING: STEEL QQ-S-764, CLASS 303; PASSIVATED, QQ-P-35: SHEAR BUSHING: STEEL 17-4PH, AMS 5622; PASSIVATED, QQ-P-35; SLEEVE: STEEL, QQ-S-763, CLASS 304; PASSIVATED QQ-P-35 |
| MATT | MATERIAL | IRON ALLOY 660 FASTENER |
| MATT | MATERIAL | STEEL COMP 301 SECONDARY WASHER |
| MATT | MATERIAL | STEEL COMP 302 SPRING |
| MATT | MATERIAL | STEEL PRIMARY WASHER |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5734 ASSN STD SINGLE MATERIAL RESPONSE FASTENER OR AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE FASTENER OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A29 ASSN STD SINGLE MATERIAL RESPONSE PRIMARY WASHER |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE SECONDARY WASHER |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-423, COND B FED SPEC SINGLE MATERIAL RESPONSE SPRING |
| SFTT | SURFACE TREATMENT | CADMIUM PRIMARY WASHER AND CHROMATE PRIMARY WASHER |
| SFTT | SURFACE TREATMENT | PASSIVATE FASTENER |
| SFTT | SURFACE TREATMENT | PASSIVATE SECONDARY WASHER |
| SFTT | SURFACE TREATMENT | PASSIVATE SPRING |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE 2, CLASS 2 FED SPEC ALL TREATMENT RESPONSES PRIMARY WASHER |
| THSD | THREAD SERIES DESIGNATOR | UNJC |
