The Coupler,directional, cataloged under National Stock Number 5985-01-127-6844, 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 Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-127-6844 |
| Primary Part Number | 74-870101-101 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| Status | ACTIVE |
| Design Type | UNIDIRECTIONAL |
| Unit Type | TRANSMISSION LINE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL P — Demil Prior To Sale/Transfer |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 410D91200-1 | Frontgrade Technologies Inc. (USA) |
| 74-870101-101 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| Reference | Meaning |
|---|---|
| 10134403 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 410D91200-1 | 5/9 Secondary reference U.S. Government activity |
| CU-2265/APG-65 | 5/1 Secondary reference U.S. Government activity |
| 410D91200-1 | 5/9 Secondary reference Axillon Aerospace (baltimore) Inc. |
NSN 5985-01-127-6844 is a Coupler,directional, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-127-6844 has 2 manufacturer part numbers on file: 410D91200-1 (Frontgrade Technologies Inc.), 74-870101-101 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems).
Key specifications for 74-870101-101: Overall Height: 0.600 INCHES NOMINAL IN; Design Type: UNIDIRECTIONAL; Overall Length: 4.250 INCHES MAXIMUM IN; Overall Width: 3.950 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 5985-01-127-6844 has DEMIL Code P. 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.