| Mfg. Part # | Mfg. Name | CAGE | RNCC | RNVC | ISC | MSDS | SADC | DAC | HCC |
|---|---|---|---|---|---|---|---|---|---|
| NAS1580A5R64 | NATIONAL AEROSPACE STANDARDS | 80205 | 3 | 2 | 5 |
| MRC | Requirement Statement | Characteristics |
|---|---|---|
| AGAV | END ITEM IDENTIFICATION | B-1B |
| CRSQ | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| AASB | FASTENER LENGTH | 4.501 INCHES NOMINAL |
| AAUR | GRIP DIAMETER | 0.312 INCHES NOMINAL |
| ANEE | GRIP LENGTH | 4.000 INCHES NOMINAL |
| AASL | HEAD DIAMETER | 0.634 INCHES NOMINAL |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| MATT | MATERIAL | STEEL OVERALL |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| FEAT | SPECIAL FEATURES | TCTO 1B-1B-1464 RIBBED OFFSET CRUCIFORM RECESS |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.501 INCHES NOMINAL |
