The Waveguide Assembly, cataloged under National Stock Number 5985-01-303-5307, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Microwave Engineering Corporation. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-303-5307 |
| Primary Part Number | TFT60-4A3N |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microwave Engineering Corporation |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDE AND RELATED EQUIPMENT |
| Tubing Wall Construction Style | SPIRAL SEAM SINGLE TUBING SEGMENT |
| Flange Quantity | 2 |
| Precious Material | SILVER |
| Voltage Standing Wave Ratio | 1.12 |
| Style Designator | STRAIGHT TYPE |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Operating Pressure | 60.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS |
| Waveguide Length | 3.000 INCHES NOMINAL IN |
| Tubing Twist Type | TWISTABLE SINGLE TUBING SEGMENT |
| Tubing Twist Angle in Deg | 240.0 SINGLE TUBING SEGMENT |
| Surface Treatment | SILVER SINGLE TUBING SEGMENT ALL SURFACES |
| Surface Treatment | PAINT AND PRIMER SINGLE TUBING SEGMENT OUTSIDE SURFACES |
| Precious Material and Location | WAVEGUIDE SURFACES SILVER |
| Material | COPPER ALLOY SINGLE TUBING SEGMENT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| TFT60-4A3N PRIMARY | Microwave Engineering Corporation (USA) |
| MPTS75-501-N-3A | Microtech Inc Dba Microtech Inc (USA) |
NSN 5985-01-303-5307 is a Waveguide Assembly, manufactured by Microwave Engineering Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-303-5307 has 2 manufacturer part numbers on file: TFT60-4A3N (Microwave Engineering Corporation), MPTS75-501-N-3A (Microtech Inc Dba Microtech Inc).
Key specifications for TFT60-4A3N: FSC Application Data: ANTENNAS,WAVEGUIDE AND RELATED EQUIPMENT; Tubing Wall Construction Style: SPIRAL SEAM SINGLE TUBING SEGMENT; Flange Quantity: 2; Precious Material: SILVER. 15 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.