The Mixer,crystal,coaxial, cataloged under National Stock Number 5985-00-004-5980, 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 Keysight Technologies Inc. Government technical data includes 7 specifications, 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through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-004-5980 |
| Primary Part Number | H61-10534C |
| Item Name | Mixer,crystal,coaxial |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Local Oscillator Input Terminal Designator | WIRE LEAD |
| Signal Input Terminal Designator | WIRE LEAD |
| Frequency Range Rating | +0.0 TO 150.0 MEGAHERTZ |
| Signal Output Terminal Designator | WIRE LEAD |
| Crystal Nominal Current Rating in Milliamperes | 40.0 |
| Insertion Loss in Decibels | 35.0 |
| Local Oscillator Input Adjustability | NONADJUSTABLE |
| 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 |
|---|---|
| H61-10534C | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| SM133E | 5/9 Secondary reference Rf Micro Devices, Inc. |
| SM133 | 5/9 Secondary reference Rf Micro Devices, Inc. |
| H61-10534C | 5/9 Secondary reference Keysight Technologies, Inc. |
| 928087-1 | 5/9 Secondary reference U.S. Government activity |
| SM133A | 5/9 Secondary reference Rf Micro Devices, Inc. |
| H61-10534C | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 928095-1C | 3/2 Design control — primary reference U.S. Government activity |
| H56-10534C | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 5985-00-004-5980 is a Mixer,crystal,coaxial, manufactured by Keysight Technologies Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-004-5980 has 1 manufacturer part number on file: H61-10534C (Keysight Technologies Inc).
1 possible match (shared part number, not a government interchangeability claim): 5950-00-583-0567. Verify interchangeability with system specifications before substitution.
Key specifications for H61-10534C: Local Oscillator Input Terminal Designator: WIRE LEAD; Overall Height: 0.350 INCHES NOMINAL IN; Signal Input Terminal Designator: WIRE LEAD; Overall Length: 0.430 INCHES NOMINAL IN. 7 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.
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.