The Isolator,radio Frequency Reflect, cataloged under National Stock Number 5985-01-080-0371, 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 Hensoldt Sensors Gmbh Div Seps. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-01-080-0371 |
| Primary Part Number | 54.1301.554.56 |
| Item Name | Isolator,radio Frequency Reflect |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Hensoldt Sensors Gmbh Div Seps |
| Status | ACTIVE |
| Flange Quantity | 2 |
| Flange Type | COVER |
| Flange Connecting Hole Spacing | SPACED ON 0.956 IN. BY 0.994 IN. MTG CENTERS IN |
| Flange Connection Facility Quantity | 4 |
| Flange Connecting Hole Thread Size | 6-32 |
| 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 |
|---|---|
| 54.1301.554.56 | Hensoldt Sensors Gmbh Div Seps (DEU) |
| MA8K488-6 | Semic Rf Electronic Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| 842661-6 | 5/9 Secondary reference Hensoldt Sensors Gmbh |
| 842661-6 | 3/2 Design control — primary reference U.S. Government activity |
| MA8K488-6 | 5/9 Secondary reference U.S. Government activity |
| 842661-6 | 5/9 Secondary reference Hensoldt Sensors Gmbh Div Seps |
NSN 5985-01-080-0371 is a Isolator,radio Frequency Reflect, manufactured by Hensoldt Sensors Gmbh Div Seps, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-080-0371 has 2 manufacturer part numbers on file: 54.1301.554.56 (Hensoldt Sensors Gmbh Div Seps), MA8K488-6 (Semic Rf Electronic Gmbh).
Key specifications for 54.1301.554.56: Overall Height: 1.312 INCHES NOMINAL IN; Flange Quantity: 2; Flange Type: COVER; Overall Length: 1.500 INCHES MAXIMUM IN. 5 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 5985-01-080-0371 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.