| Item Name | Waveguide Assembly |
| Federal Supply Group (FSG) | Electrical and Electronic Equipment Components |
| Federal Supply Class (FSC) | 5985 Antennas Waveguides and Related Equipment |
| National Item Identification Number (NIIN) | 01-309-6857 (013096857) |
| NCB Code | USA (01) |
| Manufacturer | Military Specifications |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| M287/3-20-0120 | military specifications | waveguide assembly | 81349 | RFQ |
| MIL-DTL-287/3 | military specifications | waveguide assembly | 81349 | RFQ |
| MIL-W-287/3 | military specifications | waveguide assembly | 81349 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | INTERNAL,RECTANGULAR EXTERNAL,RECTANGULAR |
| AAJD | THREAD CLASS | 2A FIRST FLANGE ALL CONNECTION FACILITIES |
| AAJF | THREAD DIRECTION | RIGHT-HAND FIRST FLANGE ALL CONNECTION FACILITIES |
| ACJL | BEND ANGLE IN DEG | 6.9 SINGLE BEND E-PLANE |
| AHRV | TUBING WALL CONSTRUCTION STYLE | SEAMLESS SINGLE TUBING SEGMENT |
| AHRW | TUBING TWIST TYPE | TWISTABLE SINGLE TUBING SEGMENT |
| AHRX | TUBING TWIST ANGLE IN DEG | 14.5 SINGLE TUBING SEGMENT |
| AHSF | FLANGE QUANTITY | 2 |
| AHSX | FLANGE INSIDE WIDTH | 1.867 INCHES MINIMUM FIRST FLANGE AND 1.877 INCHES MAXIMUM FIRST FLANGE |
| AHSX | FLANGE INSIDE WIDTH | 2.003 INCHES MINIMUM SECOND FLANGE AND 2.009 INCHES MAXIMUM SECOND FLANGE |
| AHSY | FLANGE INSIDE HEIGHT | 0.867 INCHES MINIMUM FIRST FLANGE AND 0.877 INCHES MAXIMUM FIRST FLANGE |
| AHSY | FLANGE INSIDE HEIGHT | 1.003 INCHES MINIMUM SECOND FLANGE AND 1.009 INCHES MAXIMUM SECOND FLANGE |
| AHTC | FLANGE OUTSIDE DIAMETER | 3.610 INCHES MINIMUM FIRST FLANGE AND 3.640 INCHES MAXIMUM FIRST FLANGE |
| AHTC | FLANGE OUTSIDE DIAMETER | 3.610 INCHES MINIMUM SECOND FLANGE AND 3.640 INCHES MAXIMUM SECOND FLANGE |
| AHTD | FLANGE DEPTH | 0.360 INCHES MINIMUM SECOND FLANGE AND 0.390 INCHES MAXIMUM SECOND FLANGE |
| AHTD | FLANGE DEPTH | 0.923 INCHES MINIMUM FIRST FLANGE AND 0.953 INCHES MAXIMUM FIRST FLANGE |
| AHTN | FLANGE CONNECTING HOLE DIAMETER | 0.195 INCHES MINIMUM SECOND FLANGE ALL CONNECTION FACILITIES AND 0.199 INCHES MAXIMUM SECOND FLANGE ALL CONNECTION FACILITIES |
| AHTW | VOLTAGE STANDING WAVE RATIO | 1.08 |
| AHTX | INSERTION LOSS IN DECIBELS | 0.05 |
| CQGM | MAXIMUM OPERATING PRESSURE | 30.0 POUNDS PER SQUARE INCH GAGE |
| CQHN | WAVEGUIDE OUTSIDE WIDTH | 2.000 INCHES NOMINAL |
| CQJX | NOMINAL THREAD SIZE | 0.190 INCHES FIRST FLANGE ALL CONNECTION FACILITIES |
| CRFH | WAVEGUIDE INSIDE WIDTH | 1.872 INCHES NOMINAL |
| CRLB | WAVEGUIDE INSIDE HEIGHT | 0.872 INCHES NOMINAL |
| CSFC | WAVEGUIDE OUTSIDE HEIGHT | 1.000 INCHES NOMINAL |
| CSQT | FLANGE CONNECTING FACILITY AND QUANTITY | 8 THREADED HOLE FIRST FLANGE ALL CONNECTION FACILITIES |
| CSQT | FLANGE CONNECTING FACILITY AND QUANTITY | 8 UNTHREADED HOLE SECOND FLANGE ALL CONNECTION FACILITIES |
| CTCJ | FLANGE STYLE | CHOKE TYPE FIRST FLANGE |
| CTCJ | FLANGE STYLE | COVER TYPE SECOND FLANGE |
| CTFD | WAVEGUIDE LENGTH | 120.000 INCHES NOMINAL |
| FLEX | FLEXIBILITY | FLEXIBLE SINGLE TUBING SEGMENT |
| MATT | MATERIAL | ALUMINUM ALLOY SINGLE TUBING SEGMENT AND FLANGE |
| STYL | STYLE DESIGNATOR | STRAIGHT TYPE |
| THSD | THREAD SERIES DESIGNATOR | UNF FIRST FLANGE ALL CONNECTION FACILITIES |
| ZZZK | SPECIFICATION/STANDARD DATA | 81349-MIL-W-287/3 GOVERNMENT SPECIFICATION |
| ZZZV | FSC APPLICATION DATA | ANTENNAS,WAVEGUIDES,AND RELATED EQUIP. |
| Relevant Components for NSN - 5985-01-309-6857, 5985013096857 | ||||
| 5975-01-629-6429 (5975016296429) | 5998-01-305-2341 (5998013052341) | 5930-01-584-0809 (5930015840809) | 5962-01-210-3065 (5962012103065) | |
| 5905-00-175-4284 (5905001754284) | 5950-01-458-0903 (5950014580903) | 5920-01-490-0904 (5920014900904) | 5998-01-475-9891 (5998014759891) | |
| 5995-01-575-7529 (5995015757529) | 5962-01-310-7304 (5962013107304) | 5935-01-240-1468 (5935012401468) | 5995-01-374-0247 (5995013740247) | |
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