The Adapter,waveguide, cataloged under National Stock Number 5985-01-156-9038, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 26 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-156-9038 |
| Item Name | Adapter,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| FSC Application Data | RADAR EQUIPMENT |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.507 INCHES MINIMUM AND 0.513 INCHES MAXIMUM SINGLE FLANGE IN |
| Flange Quantity | 1 |
| Voltage Standing Wave Ratio | 1.25 |
| Adapter Overall Width | 1.670 INCHES MINIMUM AND 1.710 INCHES MAXIMUM IN |
| Style Designator | WAVEGUIDE TO COAXIAL |
| Waveguide Inside Width | 1.017 INCHES MINIMUM AND 1.023 INCHES MAXIMUM IN |
| Connector End Design | FEMALE |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Outside Height | 1.670 INCHES MINIMUM AND 1.710 INCHES MAXIMUM SINGLE FLANGE IN |
| Adapter Overall Height | 1.585 INCHES MINIMUM AND 1.605 INCHES MAXIMUM IN |
| Adapter Length | 1.000 INCHES MAXIMUM IN |
| Flange Connecting Hole Diameter | 0.169 INCHES MINIMUM SINGLE FLANGE SINGLE CONNECTION FACILITY IN |
| Flange Inside Width | 1.017 INCHES MINIMUM AND 1.023 INCHES MAXIMUM SINGLE FLANGE IN |
| Waveguide Outside Height | 0.633 INCHES MINIMUM AND 0.643 INCHES MAXIMUM IN |
| Waveguide Outside Width | 1.143 INCHES MINIMUM AND 1.153 INCHES MAXIMUM IN |
| Flange Depth | 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM SINGLE FLANGE IN |
| Flange Outside Width | 1.670 INCHES MINIMUM AND 1.710 INCHES MAXIMUM SINGLE FLANGE IN |
| Insertion Loss in Decibels | 0.10 |
| Waveguide Inside Height | 0.507 INCHES MINIMUM AND 0.513 INCHES MAXIMUM IN |
| Adapter Height | 1.670 INCHES MINIMUM AND 1.710 INCHES MAXIMUM IN |
| Material | COPPER ALLOY SINGLE TUBING SEGMENT AND FLANGE |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) SINGLE FLANGE SINGLE CONNECTION FACILITY |
| Flange Style | CHOKE TYPE SINGLE FLANGE |
| Coaxial Connector Series Designation | SMA |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 90AD-10LS | 5/9 Secondary reference 3dbm Co Inc |
| 927116-1C | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-156-9038 is a Adapter,waveguide, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-01-156-9038: FSC Application Data: RADAR EQUIPMENT; Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 0.507 INCHES MINIMUM AND 0.513 INCHES MAXIMUM SINGLE FLANGE IN; Flange Quantity: 1. 26 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 5985-01-156-9038 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.