The Isolator,radio Frequency Reflect, cataloged under National Stock Number 5985-01-378-4328, 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 Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-378-4328 |
| Primary Part Number | 89011008-1 |
| Item Name | Isolator,radio Frequency Reflect |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems |
| Status | ACTIVE |
| Frequency Range Rating | +1.6 TO 1.9 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 |
|---|---|
| 89011008-1 | Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems (USA) |
| Reference | Meaning |
|---|---|
| SP101T01 | 3/9 Design control — primary reference Mercury Systems Inc Dba Mce |
| LD1719-T-2 | C/1 Advisory reference — outside the item-of-supply concept Anaren, Inc. Div Anaren Microwave Inc |
| 89011008 | D/9 Drawing number reference only Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems |
| LD1719-T-2 | 5/9 Secondary reference Ocean Microwave Corp |
NSN 5985-01-378-4328 is a Isolator,radio Frequency Reflect, manufactured by Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-378-4328 has 1 manufacturer part number on file: 89011008-1 (Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems).
Key specifications for 89011008-1: Overall Height: 0.250 INCHES NOMINAL IN; Overall Length: 1.090 INCHES NOMINAL IN; Overall Width: 0.850 INCHES NOMINAL IN; Frequency Range Rating: +1.6 TO 1.9 GIGAHERTZ. 1 specification is 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.