| Mfg. Part # | Mfg. Name | CAGE | RNCC | RNVC | ISC | MSDS | SADC | DAC | HCC |
|---|---|---|---|---|---|---|---|---|---|
| ANSIB18.6.3 1/4-20-UNC-2B-1.000 | AMERICAN NATIONAL STANDARDS | 80204 | 3 | 2 | 5 |
| MRC | Requirement Statement | Characteristics |
|---|---|---|
| CRSQ | COUNTERSINK ANGLE | 90.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| AASB | FASTENER LENGTH | 1.000 INCHES NOMINAL |
| AASL | HEAD DIAMETER | 0.442 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.110 INCHES NOMINAL |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| CYAU | SCREW MATERIAL | STEEL |
| AAJD | THREAD CLASS | 2B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 1.000 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| THSD | THREAD SERIES DESIGNATOR | UNC |
