The Waveguide Assembly, cataloged under National Stock Number 5985-01-390-0632, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-390-0632 |
| Primary Part Number | 654VE7190-21 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company |
| Status | ACTIVE |
| Flange Inside Height | 1.002 INCHES MINIMUM AND 1.005 INCHES MAXIMUM ALL FLANGES IN |
| Waveguide Length | 24.750 INCHES MINIMUM AND 25.250 INCHES MAXIMUM IN |
| Waveguide Inside Height | 0.867 INCHES MINIMUM AND 0.877 INCHES MAXIMUM IN |
| Material | COPPER ALLOY SINGLE TUBING SEGMENT |
| Operating Pressure | 30.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS |
| Material | ALUMINUM ALLOY ALL FLANGE |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Waveguide Outside Width | 1.995 INCHES MINIMUM AND 2.005 INCHES MAXIMUM IN |
| Flange Style | COVER TYPE ALL FLANGES |
| Voltage Standing Wave Ratio | 1.10 |
| Insertion Loss in Decibels | 0.08 |
| Flange Outside Diameter | 3.610 INCHES MINIMUM AND 3.640 INCHES MAXIMUM ALL FLANGES IN |
| Waveguide Inside Width | 1.867 INCHES MINIMUM AND 1.877 INCHES MAXIMUM IN |
| Style Designator | STRAIGHT TYPE |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Width | 2.002 INCHES MINIMUM AND 2.005 INCHES MAXIMUM ALL FLANGES IN |
| Waveguide Outside Height | 0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN |
| Flange Connecting Hole Diameter | 0.199 INCHES MINIMUM AND 0.203 INCHES MAXIMUM ALL FLANGES ALL CONNECTION FACILITIES IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Connecting Facility and Quantity | 8 UNTHREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES |
| Flange Quantity | 2 |
| Flange Depth | 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM ALL FLANGES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 232279 | Microtech Inc Dba Microtech Inc (USA) |
| TFT-78-2-A-25-N | Microwave Engineering Corporation (USA) |
| 654VE7190-21 REV. L04 | Microtech Inc Dba Microtech Inc (USA) |
| 654VE7190-21 | Microtech Inc Dba Microtech Inc (USA) |
| 654VE7190-21 PRIMARY | Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA) |
| 126700 | Frontgrade Technologies Inc. (USA) |
| 654VE7190-21 | Advanced Technical Materials, Inc. Dba a T M (USA) |
| 126700 | Litton Systems Inc Airtron Div (USA) |
NSN 5985-01-390-0632 is a Waveguide Assembly, manufactured by Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company, classified under FSC 5985 (No Item Name Available). Status: active.
NSN 5985-01-390-0632 has 8 cross-referenced part numbers: 232279 (Microtech Inc Dba Microtech Inc), TFT-78-2-A-25-N (Microwave Engineering Corporation), 654VE7190-21 REV. L04 (Microtech Inc Dba Microtech Inc), 654VE7190-21 (Microtech Inc Dba Microtech Inc), 654VE7190-21 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company) and 3 more.
There are 3 known substitutes for 5985-01-390-0632: 5305-01-168-8301, 2540-01-495-2555, 6680-01-633-3685. Verify interchangeability with system specifications before substitution.
Key specifications for 654VE7190-21: Flange Inside Height: 1.002 INCHES MINIMUM AND 1.005 INCHES MAXIMUM ALL FLANGES IN; Waveguide Length: 24.750 INCHES MINIMUM AND 25.250 INCHES MAXIMUM IN; Waveguide Inside Height: 0.867 INCHES MINIMUM AND 0.877 INCHES MAXIMUM IN; Material: COPPER ALLOY SINGLE TUBING SEGMENT. 22 total characteristics are documented in the Federal Logistics Information System.