The Coupler,transmission Line, cataloged under National Stock Number 5985-01-038-9274, 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 Northrop Grumman Support Services Corp. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-038-9274 |
| Primary Part Number | 138C580H01 |
| Item Name | Coupler,transmission Line |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| Radio Frequency Rating | 2.9 GIGAHERTZ MINIMUM AND 3.1 GIGAHERTZ MAXIMUM |
| Unit Type | WAVEGUIDE |
| 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 |
|---|---|
| 138C580H01 | Microtech Inc Dba Microtech Inc (USA) |
| 138C580H01 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| 138C580H01 | Victor Microwave, Inc (USA) |
| 138C580H01 | Frontgrade Technologies Inc. (USA) |
| Reference | Meaning |
|---|---|
| 138C580H01 | 3/9 Design control — primary reference U.S. Government activity |
| AMC-0058 | 5/9 Secondary reference Atlantic Microwave Corporation Div Cobham Electronic Systems |
NSN 5985-01-038-9274 is a Coupler,transmission Line, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-038-9274 has 4 manufacturer part numbers on file: 138C580H01 (Microtech Inc Dba Microtech Inc), 138C580H01 (Northrop Grumman Support Services Corp), 138C580H01 (Victor Microwave, Inc), 138C580H01 (Frontgrade Technologies Inc.).
Key specifications for 138C580H01: Overall Height: 9.000 INCHES NOMINAL IN; Radio Frequency Rating: 2.9 GIGAHERTZ MINIMUM AND 3.1 GIGAHERTZ MAXIMUM; Overall Length: 16.750 INCHES NOMINAL IN; Overall Width: 8.620 INCHES NOMINAL IN. 2 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 5985-01-038-9274 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.