The Coupler,transmission Line, cataloged under National Stock Number 5985-01-250-4883, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 6 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-250-4883 |
| Primary Part Number | 1206953 |
| Item Name | Coupler,transmission Line |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Input Impedance Rating in Ohms | 50.0 |
| Radio Frequency Rating | 0.5 GIGAHERTZ MINIMUM AND 1.0 GIGAHERTZ MAXIMUM |
| Unit Type | TRANSMISSION LINE |
| Mounting Configuration | SIX 0.130 IN. DIA MTG HOLES LOCATED 1.000 IN. APART C TO C ALONG THE LENGTH AND 1.500 IN. APART C TO C ALONG THE HEIGHT IN |
| Material | ALUMINUM |
| Output Impedance Rating in Ohms | 50.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5942714 | Naval Sea Systems Command (USA) |
| 1206953 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| ZAPD-1-TNC | Scientific Components Corp Dba Mini-Circuits (USA) |
NSN 5985-01-250-4883 is a Coupler,transmission Line, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-250-4883 has 3 manufacturer part numbers on file: 5942714 (Naval Sea Systems Command), 1206953 (Lockheed Martin Corporation Div Rms - Mitchel Field), ZAPD-1-TNC (Scientific Components Corp Dba Mini-Circuits).
Key specifications for 1206953: Overall Height: 2.000 INCHES NOMINAL IN; Input Impedance Rating in Ohms: 50.0; Radio Frequency Rating: 0.5 GIGAHERTZ MINIMUM AND 1.0 GIGAHERTZ MAXIMUM; Overall Width: 0.750 INCHES NOMINAL IN. 6 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 5985-01-250-4883 has DEMIL Code B. 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.