The Waveguide Assembly, cataloged under National Stock Number 5985-00-187-7691, 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 Raytheon Company Dba Raytheon. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-187-7691 |
| Primary Part Number | 651620-2 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | Raytheon Company Dba Raytheon |
| Status | ACTIVE |
| Waveguide Inside Width | 2.834 INCHES MINIMUM AND 2.846 INCHES MAXIMUM IN |
| Flange Outside Diameter | 5.310 INCHES NOMINAL SECOND FLANGE IN |
| Flange Outside Diameter | 5.310 INCHES NOMINAL FIRST FLANGE IN |
| Style Designator | STRAIGHT TYPE |
| Flange Style | CHOKE TYPE FIRST FLANGE |
| Flange Connecting Facility and Quantity | 8 UNTHREADED HOLE(S) SECOND FLANGE SINGLE CONNECTION FACILITY |
| Tubing Wall Construction Style | CONVOLUTE SINGLE TUBING SEGMENT |
| Precious Material | SILVER |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Flange Quantity | 2 |
| Flange Depth | 1.250 INCHES NOMINAL FIRST FLANGE IN |
| Flange Inside Width | 2.840 INCHES NOMINAL SECOND FLANGE IN |
| Flange Inside Width | 2.840 INCHES NOMINAL FIRST FLANGE IN |
| Waveguide Outside Height | 1.494 INCHES MINIMUM AND 1.506 INCHES MAXIMUM IN |
| Precious Material and Location | FLANGE SURFACE SILVER |
| Flange Inside Height | 1.340 INCHES NOMINAL FIRST FLANGE IN |
| Waveguide Outside Width | 2.994 INCHES MINIMUM AND 3.006 INCHES MAXIMUM IN |
| Material | COPPER ALLOY SINGLE TUBING SEGMENT |
| Surface Treatment | SILVER ALL FLANGE INSIDE SURFACES |
| Flange Depth | 0.750 INCHES NOMINAL SECOND FLANGE IN |
| Waveguide Inside Height | 1.334 INCHES MINIMUM AND 1.346 INCHES MAXIMUM IN |
| Flange Inside Height | 1.340 INCHES NOMINAL SECOND FLANGE IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, ROUND |
| Flange Style | COVER TYPE SECOND FLANGE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Flange Connecting Facility and Quantity | 8 THREADED HOLE(S) FIRST FLANGE SINGLE CONNECTION FACILITY |
| Waveguide Length | 4.000 FEET NOMINAL FT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 534625 | Raytheon Company Dba Raytheon (USA) |
| 220385 | Microtech Inc Dba Microtech Inc (USA) |
| 651620-2 | Mitec Microwave (CAN) |
| 651620-2 | Litton Systems Inc Airtron Div (USA) |
| 651620-2 PRIMARY | Raytheon Company Dba Raytheon (USA) |
| TL-86-4-A-48-N | Microwave Engineering Corporation (USA) |
| 0651620-0002 | Raytheon Company Dba Raytheon (USA) |
NSN 5985-00-187-7691 is a Waveguide Assembly, manufactured by Raytheon Company Dba Raytheon, classified under FSC 5985 (No Item Name Available). Status: active.
NSN 5985-00-187-7691 has 7 cross-referenced part numbers: 534625 (Raytheon Company Dba Raytheon), 220385 (Microtech Inc Dba Microtech Inc), 651620-2 (Mitec Microwave), 651620-2 (Litton Systems Inc Airtron Div), 651620-2 (Raytheon Company Dba Raytheon) and 2 more.
There are 2 known substitutes for 5985-00-187-7691: 6645-00-262-7448, 5330-00-634-1396. Verify interchangeability with system specifications before substitution.
Key specifications for 651620-2: Waveguide Inside Width: 2.834 INCHES MINIMUM AND 2.846 INCHES MAXIMUM IN; Flange Outside Diameter: 5.310 INCHES NOMINAL SECOND FLANGE IN; Flange Outside Diameter: 5.310 INCHES NOMINAL FIRST FLANGE IN; Style Designator: STRAIGHT TYPE. 28 total characteristics are documented in the Federal Logistics Information System.