| Mfg. Part # | Mfg. Name | CAGE | RNCC | RNVC | ISC | MSDS | SADC | DAC | HCC |
|---|---|---|---|---|---|---|---|---|---|
| NAS428H4A6 | NATIONAL AEROSPACE STANDARDS | 80205 | 3 | 2 | 5 | ||||
| NAS428H4A6 | NATIONAL AEROSPACE STANDARDS | 77272 | 3 | 2 | 5 | ||||
| NAS428H4A6 | NATIONAL AEROSPACE STANDARDS | 27624 | 5 | 9 | 5 |
| MRC | Requirement Statement | Characteristics |
|---|---|---|
| AASB | FASTENER LENGTH | 0.750 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.141 INCHES NOMINAL |
| AASK | HEAD STYLE | CROWNED HEXAGON |
| CRHC | HOLE CONFIGURATION STYLE | HEXAGON FLATS |
| AAUB | HOLE DIAMETER | 0.046 INCHES NOMINAL |
| ASXK | HOLE QUANTITY | 1 |
| BQDM | HOLE TYPE | DRILLED |
| MATT | MATERIAL | STEEL OVERALL |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| AATB | WIDTH BETWEEN FLATS | 0.438 INCHES NOMINAL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.688 INCHES MINIMUM AND 0.719 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
