The Isolator,radio Frequency Reflect, cataloged under National Stock Number 5985-01-164-5299, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-164-5299 |
| Primary Part Number | 3151908-2 |
| Item Name | Isolator,radio Frequency Reflect |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Flange Quantity | 2 |
| Precious Material | SILVER |
| Flange Type | CHOKE |
| Flange Connecting Hole Diameter | 0.164 INCHES NOMINAL IN |
| Frequency Range Rating | +8.9 TO 9.4 GIGAHERTZ |
| Flange Connection Facility Quantity | 4 |
| Precious Material and Location | FLANGE SURFACES SILVER |
| 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 |
|---|---|
| PMC1741-A-01 | Axillon Aerospace (baltimore) Inc. (USA) |
| X684LIB | Smiths Interconnect Inc Div Smiths Interconnect Inc - Tampa (USA) |
| 3151908-2 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 157-A97 | 5/9 Secondary reference Microlab/fxr Llc |
| PMC1741-A-01 | 5/9 Secondary reference Atlantic Microwave Corporation Div Cobham Electronic Systems |
NSN 5985-01-164-5299 is a Isolator,radio Frequency Reflect, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-164-5299 has 3 manufacturer part numbers on file: PMC1741-A-01 (Axillon Aerospace (baltimore) Inc.), X684LIB (Smiths Interconnect Inc Div Smiths Interconnect Inc - Tampa), 3151908-2 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 3151908-2: FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Flange Quantity: 2; Precious Material: SILVER; Flange Type: CHOKE. 8 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 5985-01-164-5299 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.