The Isolator,radio Frequency Reflect, cataloged under National Stock Number 5985-01-250-1669, 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 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5985-01-250-1669 |
| Primary Part Number | 1206963 |
| Item Name | Isolator,radio Frequency Reflect |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Trade Designation | SMA FEMALE CONNECTOR |
| Connector Quantity | 2 |
| Frequency Range Rating | +10.5 TO 12.2 GIGAHERTZ |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1206963 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| Reference | Meaning |
|---|---|
| 101200129 | 5/9 Secondary reference Crane Electronics, Inc. Dba Stc Microwave Systems Div Signal Technology Corporation |
| 5983706 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
NSN 5985-01-250-1669 is a Isolator,radio Frequency Reflect, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-250-1669 has 1 manufacturer part number on file: 1206963 (Lockheed Martin Corporation Div Rms - Mitchel Field).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-717-1162. Verify interchangeability with system specifications before substitution.
Key specifications for 1206963: Overall Height: 0.630 INCHES NOMINAL IN; Trade Designation: SMA FEMALE CONNECTOR; Overall Length: 2.000 INCHES NOMINAL IN; Overall Width: 0.975 INCHES NOMINAL IN. 3 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.
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.