The Coupler,transmission Line, cataloged under National Stock Number 5985-01-483-0304, 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 The Boeing Company Div Defense. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-483-0304 |
| Primary Part Number | 5M2867-004 |
| Item Name | Coupler,transmission Line |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Input Impedance Rating in Ohms | 78.0 |
| Radio Frequency Rating | 75.0 KILOHERTZ MINIMUM AND 1.0 MEGAHERTZ MAXIMUM |
| Unit Type | TRANSMISSION LINE |
| Material | STEEL |
| Output Impedance Rating in Ohms | 78.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| PT99986-004 | Paal Technologies Inc Div Paal Technologies (USA) |
| 5M2867-004 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| NH14754 | 5/2 Secondary reference U.S. Government activity |
| 5M2867 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 5985-01-483-0304 is a Coupler,transmission Line, manufactured by The Boeing Company Div Defense, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-483-0304 has 2 manufacturer part numbers on file: PT99986-004 (Paal Technologies Inc Div Paal Technologies), 5M2867-004 (The Boeing Company Div Defense).
1 possible match (shared part number, not a government interchangeability claim): 5985-01-507-0638. Verify interchangeability with system specifications before substitution.
Key specifications for 5M2867-004: Overall Height: 0.465 INCHES NOMINAL IN; Input Impedance Rating in Ohms: 78.0; Radio Frequency Rating: 75.0 KILOHERTZ MINIMUM AND 1.0 MEGAHERTZ MAXIMUM; Overall Length: 0.880 INCHES NOMINAL IN. 5 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 5985-01-483-0304 has DEMIL Code Q. 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.