The Arrester,lightning, cataloged under National Stock Number 5920-01-554-3790, is classified within Federal Supply Class 5920 (Fuses, Arrestors, Absorbers, and Protectors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Microsemi Frequency and Time Corp. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 5920-01-554-3790 |
| Primary Part Number | TS OPT23A |
| Item Name | Arrester,lightning |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Microsemi Frequency and Time Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5920-01-554-3790 is a Arrester,lightning, manufactured by Microsemi Frequency and Time Corp, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-554-3790 has 2 manufacturer part numbers on file: 150-709 (Microsemi Frequency and Time Corp), TS OPT23A (Microsemi Frequency and Time Corp).
1 possible match (shared part number, not a government interchangeability claim): 5920-01-641-3566. Verify interchangeability with system specifications before substitution.
Key specifications for TS OPT23A: Overall Height: 1.750 INCHES NOMINAL IN; Overall Width: 17.000 INCHES NOMINAL IN; Special Features: CURRENT 4.0A DC; POWER 2.25 WATTS RMS; OPERATING VOLTAGE PLUS 15.0 VOLTS; UNIT IMPEDANCE 50.0 OHMS; 25 FT. CABLE INCLUDED A; Overall Depth: 12.000 INCHES NOMINAL IN. 0 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.