| Mfg. Part # | Mfg. Name | CAGE | RNCC | RNVC | ISC | MSDS | SADC | DAC | HCC |
|---|---|---|---|---|---|---|---|---|---|
| 491-HG | UNITY MANUFACTURING CO | 78977 | 3 | 2 | 2 |
| MRC | Requirement Statement | Characteristics |
|---|---|---|
| AASB | FASTENER LENGTH | 0.500 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| AASK | HEAD STYLE | HEXAGON |
| MATT | MATERIAL | COPPER OVERALL |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| AATB | WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | CHROMIUM OVERALL |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.400 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| THSD | THREAD SERIES DESIGNATOR | UNC |
