The Waveguide Assembly, cataloged under National Stock Number 5985-00-007-8732, 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 Viking Technologies, Ltd.. Government technical data includes 30 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-007-8732 |
| Primary Part Number | G5185-164 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Viking Technologies, Ltd. |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.394 INCHES MINIMUM AND 0.396 INCHES MAXIMUM ALL FLANGES IN |
| Flange Quantity | 2 |
| Voltage Standing Wave Ratio | 1.15 |
| Waveguide First Leg Length | 1.510 INCHES NOMINAL IN |
| Waveguide Second Leg Length | 3.500 INCHES NOMINAL IN |
| Bend Angle in Deg | 90.0 FIRST BEND H-PLANE |
| Bend Angle in Deg | 90.0 THIRD BEND E-PLANE |
| Bend Angle in Deg | 90.0 FOURTH BEND E-PLANE |
| Bend Angle in Deg | 90.0 SECOND BEND E-PLANE |
| Style Designator | FOUR BEND TYPE |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 0.6195 INCHES MINIMUM AND 0.6245 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Outside Height | 1.298 INCHES MINIMUM AND 1.328 INCHES MAXIMUM ALL FLANGES IN |
| Flange Connecting Hole Diameter | 0.144 INCHES MINIMUM AND 0.147 INCHES MAXIMUM ALL FLANGES ALL CONNECTION FACILITIES IN |
| Flange Inside Width | 0.705 INCHES MINIMUM AND 0.707 INCHES MAXIMUM ALL FLANGES IN |
| Waveguide Fourth Leg Length | 1.150 INCHES NOMINAL IN |
| Waveguide Fifth Leg Length | 12.630 INCHES NOMINAL IN |
| Waveguide Outside Height | 0.388 INCHES MINIMUM AND 0.394 INCHES MAXIMUM IN |
| Waveguide Outside Width | 0.699 INCHES MINIMUM AND 0.705 INCHES MAXIMUM IN |
| Flange Depth | 0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM ALL FLANGES IN |
| Flange Outside Width | 0.298 INCHES MINIMUM AND 1.328 INCHES MAXIMUM ALL FLANGES IN |
| Insertion Loss in Decibels | 0.50 |
| Waveguide Inside Height | 0.3085 INCHES MINIMUM AND 0.3135 INCHES MAXIMUM IN |
| Material | COPPER ALLOY ALL TUBING SEGMENT AND FLANGE |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES |
| Flange Style | CHOKE TYPE ALL FLANGES |
| Waveguide Third Leg Length | 4.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| G5185-164 | Viking Technologies, Ltd. (USA) |
| G128-284-001 | Bae Systems Information and Electronic Systems Integration Inc. (USA) |
| G5185-164 | Ward Leonard Ct Llc (USA) |
| Reference | Meaning |
|---|---|
| G128-284-001 | 5/9 Secondary reference U.S. Government activity |
| G5185-164 | 5/9 Secondary reference U.S. Government activity |
| G5185-164 | 3/2 Design control — primary reference U.S. Government activity |
| G5185-164 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| G5185-164 | 5/9 Secondary reference Skyworks Solutions, Inc. |
NSN 5985-00-007-8732 is a Waveguide Assembly, manufactured by Viking Technologies, Ltd., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-007-8732 has 3 manufacturer part numbers on file: G5185-164 (Viking Technologies, Ltd.), G128-284-001 (Bae Systems Information and Electronic Systems Integration Inc.), G5185-164 (Ward Leonard Ct Llc).
Key specifications for G5185-164: FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 0.394 INCHES MINIMUM AND 0.396 INCHES MAXIMUM ALL FLANGES IN; Flange Quantity: 2. 30 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.
NSN 5985-00-007-8732 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.