The Isolator,radio Frequency Reflect, cataloged under National Stock Number 5985-01-020-2169, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-020-2169 |
| Item Name | Isolator,radio Frequency Reflect |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Overall Diameter | 0.750 INCHES NOMINAL IN |
| Connector Quantity | 2 |
| Frequency Range Rating | +0.9 TO 1.2 HERTZ |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 34342 | 3/9 Design control — primary reference Crane Electronics, Inc. Dba Stc Microwave Systems Div Signal Technology Corporation |
| 8845300018-1 | 7/9 Vendor item drawing reference Navcom Defense Electronics, Inc. |
NSN 5985-01-020-2169 is a Isolator,radio Frequency Reflect, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5841-01-133-8150, 7050-01-604-5069. Verify interchangeability with system specifications before substitution.
Key specifications for 5985-01-020-2169: Overall Height: 1.250 INCHES NOMINAL IN; Overall Diameter: 0.750 INCHES NOMINAL IN; Overall Length: 4.120 INCHES NOMINAL IN; Connector Quantity: 2. 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.
NSN 5985-01-020-2169 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.