| Mfg. Part # | Mfg. Name | CAGE | RNCC | RNVC | ISC | MSDS | SADC | DAC | HCC |
|---|---|---|---|---|---|---|---|---|---|
| FFB571 | FEDERAL SPECIFICATIONS | 81348 | 4 | 1 | 2 |
| MRC | Requirement Statement | Characteristics |
|---|---|---|
| AASB | FASTENER LENGTH | 2.500 INCHES NOMINAL |
| CBBL | FEATURES PROVIDED | SQUARE NUT |
| AASU | HEAD HEIGHT | 0.188 INCHES NOMINAL |
| AASL | HEAD DIAMETER | 0.813 INCHES NOMINAL |
| AASK | HEAD STYLE | BUTTON |
| MATT | MATERIAL | STEEL OVERALL |
| AGQB | NECK LENGTH | 0.281 INCHES NOMINAL |
| CWXQ | NECK WIDTH | 0.375 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | C2 TYPE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FF-B-571 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC 1ST TREATMENT RESPONSE OVERALL OR QQ-Z-325 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL OR ZINC OVERALL |
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.750 INCHES MINIMUM |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| THSD | THREAD SERIES DESIGNATOR | UNC |
