| MRC | Criteria | Characteristic |
|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | INTERNAL,RECTANGULAR EXTERNAL,RECTANGULAR |
| AAJD | THREAD CLASS | 2B FIRST FLANGE SINGLE CONNECTION FACILITY |
| AAJF | THREAD DIRECTION | RIGHT-HAND FIRST FLANGE SINGLE CONNECTION FACILITY |
| ACJL | BEND ANGLE IN DEG | 90.0 FIRST BEND E-PLANE |
| ACJL | BEND ANGLE IN DEG | 90.0 SECOND BEND E-PLANE |
| AGAV | END ITEM IDENTIFICATION | LANDING CONTROL CENTRAL AN/SPN-42A |
| AHRV | TUBING WALL CONSTRUCTION STYLE | SEAMLESS SINGLE TUBING SEGMENT |
| AHSF | FLANGE QUANTITY | 2 |
| AHSX | FLANGE INSIDE WIDTH | 0.2786 INCHES MINIMUM FIRST FLANGE AND 0.2814 INCHES MAXIMUM FIRST FLANGE |
| AHSX | FLANGE INSIDE WIDTH | 0.362 INCHES MINIMUM SECOND FLANGE AND 0.364 INCHES MAXIMUM SECOND FLANGE |
| AHSY | FLANGE INSIDE HEIGHT | 0.1386 INCHES MINIMUM FIRST FLANGE AND 0.1414 INCHES MAXIMUM FIRST FLANGE |
| AHSY | FLANGE INSIDE HEIGHT | 0.222 INCHES MINIMUM SECOND FLANGE AND 0.224 INCHES MAXIMUM SECOND FLANGE |
| AHSZ | FLANGE OUTSIDE WIDTH | 0.735 INCHES MINIMUM FIRST FLANGE AND 0.765 INCHES MAXIMUM FIRST FLANGE |
| AHSZ | FLANGE OUTSIDE WIDTH | 0.745 INCHES MINIMUM SECOND FLANGE AND 0.755 INCHES MAXIMUM SECOND FLANGE |
| AHTA | FLANGE OUTSIDE HEIGHT | 0.735 INCHES MINIMUM FIRST FLANGE AND 0.765 INCHES MAXIMUM FIRST FLANGE |
| AHTA | FLANGE OUTSIDE HEIGHT | 0.745 INCHES MINIMUM SECOND FLANGE AND 0.755 INCHES MAXIMUM SECOND FLANGE |
| AHTB | FLANGE INSIDE DIAMETER | 0.485 INCHES MINIMUM FIRST FLANGE AND 0.515 INCHES MAXIMUM FIRST FLANGE |
| AHTD | FLANGE DEPTH | 0.182 INCHES MINIMUM SECOND FLANGE AND 0.192 INCHES MAXIMUM SECOND FLANGE |
| AHTD | FLANGE DEPTH | 0.195 INCHES MINIMUM FIRST FLANGE AND 0.225 INCHES MAXIMUM FIRST FLANGE |
| AHTN | FLANGE CONNECTING HOLE DIAMETER | 0.116 INCHES MINIMUM SECOND FLANGE SINGLE CONNECTION FACILITY AND 0.118 INCHES MAXIMUM SECOND FLANGE SINGLE CONNECTION FACILITY |
| AHTW | VOLTAGE STANDING WAVE RATIO | 1.07 |
| AHTX | INSERTION LOSS IN DECIBELS | 0.20 |
| CQHN | WAVEGUIDE OUTSIDE WIDTH | 0.358 INCHES MINIMUM AND 0.362 INCHES MAXIMUM |
| CQJX | NOMINAL THREAD SIZE | 0.112 INCHES FIRST FLANGE SINGLE CONNECTION FACILITY |
| CRFH | WAVEGUIDE INSIDE WIDTH | 0.2785 INCHES MINIMUM AND 0.2815 INCHES MAXIMUM |
| CRLB | WAVEGUIDE INSIDE HEIGHT | 0.1385 INCHES MINIMUM AND 0.1415 INCHES MAXIMUM |
| CSFC | WAVEGUIDE OUTSIDE HEIGHT | 0.218 INCHES MINIMUM AND 0.222 INCHES MAXIMUM |
| CSQT | FLANGE CONNECTING FACILITY AND QUANTITY | 4 THREADED HOLE FIRST FLANGE SINGLE CONNECTION FACILITY |
| CSQT | FLANGE CONNECTING FACILITY AND QUANTITY | 4 UNTHREADED HOLE SECOND FLANGE SINGLE CONNECTION FACILITY |
| CTCJ | FLANGE STYLE | CHOKE TYPE FIRST FLANGE |
| CTCJ | FLANGE STYLE | COVER TYPE SECOND FLANGE |
| CXBB | WAVEGUIDE CENTER TO CENTER DISTANCE | 5.530 INCHES NOMINAL |
| CXBD | WAVEGUIDE HEIGHT | 2.900 INCHES NOMINAL |
| FLEX | FLEXIBILITY | RIGID SINGLE TUBING SEGMENT |
| MATT | MATERIAL | COPPER ALLOY ALL TUBING SEGMENT AND FLANGE |
| PMLC | PRECIOUS MATERIAL AND LOCATION | INTERNAL SURFACES SILVER |
| PRMT | PRECIOUS MATERIAL | SILVER |
| SFTT | SURFACE TREATMENT | ENAMEL ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES AND PRIMER ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES |
| SFTT | SURFACE TREATMENT | SILVER ALL TUBING SEGMENT AND FLANGE INSIDE SURFACES |
| STYL | STYLE DESIGNATOR | DOUBLE BEND TYPE |
| SUPP | SUPPLEMENTARY FEATURES | M40 TO P85 DEG C OPER TEMP |
| THSD | THREAD SERIES DESIGNATOR | UNC FIRST FLANGE SINGLE CONNECTION FACILITY |
| ZZZV | FSC APPLICATION DATA | ANTENNAS,WAVEGUIDES,AND RELATED EQUIP. |