The Isolator,radio Frequency Reflect, cataloged under National Stock Number 5985-01-153-9581, 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. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-153-9581 |
| Primary Part Number | 77C719675P1 |
| Item Name | Isolator,radio Frequency Reflect |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Connector Quantity | 2 |
| Frequency Range Rating | +1.6 TO 1.8 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 |
|---|---|
| 77C719675P1 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| M2B1685-S001 | 5/9 Secondary reference U.S. Government activity |
| 77C719675P001 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms |
| M2B1685 | 5/9 Secondary reference U.S. Government activity |
NSN 5985-01-153-9581 is a Isolator,radio Frequency Reflect, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-153-9581 has 1 manufacturer part number on file: 77C719675P1 (Lockheed Martin Corporation Div Rms).
Key specifications for 77C719675P1: Overall Height: 1.380 INCHES NOMINAL IN; Overall Length: 2.210 INCHES MAXIMUM IN; Overall Width: 0.750 INCHES NOMINAL IN; Connector Quantity: 2. 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.
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.