The Isolator,radio Frequency Reflect, cataloged under National Stock Number 5985-01-503-2783, 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 Smiths Interconnect Inc Div Smiths Interconnect Inc - Tampa. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Isolator,radio Frequency Reflect |
| FSC / FSG | 5985 — Antennas, Waveguides, and Related Equipment (FSG 59) |
| Manufacturers | Smiths Interconnect Inc Div Smiths Interconnect Inc - Tampa (CAGE 12855) |
| Parameter | Value |
|---|---|
| NSN | 5985-01-503-2783 |
| Primary Part Number | 21A3121 |
| Item Name | Isolator,radio Frequency Reflect |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Smiths Interconnect Inc Div Smiths Interconnect Inc - Tampa |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 21A3121 PRIMARY | Smiths Interconnect Inc Div Smiths Interconnect Inc - Tampa (USA) |
| Reference | Meaning |
|---|---|
| 1421-1312 | D/9 Drawing number reference only Smiths Interconnect Inc Div Smiths Interconnect Inc - Tampa |
NSN 5985-01-503-2783 is a Isolator,radio Frequency Reflect, manufactured by Smiths Interconnect Inc Div Smiths Interconnect Inc - Tampa, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-503-2783 has 1 manufacturer part number on file: 21A3121 (Smiths Interconnect Inc Div Smiths Interconnect Inc - Tampa).
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 5985-01-503-2783 has DEMIL Code D. 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.