Relay, Hybrid5945-01-438-4557

NSN 5945-01-438-4557 · NIIN 014384557 · Part number MP240D4-17

Opto 22 · FSC 5945 — Relays and Solenoids · FSG 59 — Electrical and Electronic Equipment Components · CAGE 55442

Government record, cited

NSN 5945-01-438-4557 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-438-4557. Manufacturer of record part number: MP240D4-17.

Also searched as 5945-01-438-4557 · 5945014384557 · NIIN 014384557 · 01-438-4557 · FSC 5945 Relays and Solenoids · CAGE 55442 · MP240D4-17

Nearby stock numbers ← 5945-01-438-4550 Solenoid, Electrical · 5945-01-438-4712 Relay Assembly →

Features

Relay,hybrid — FSC 5945
1 manufacturer part number on file
Manufacturer of record: Opto 22

Identification

NSN: 5945-01-438-4557
NIIN: 014384557
FSC: 5945 — Relays and Solenoids
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: MP240D4-17
Manufacturer: Opto 22

General Description

The Relay,hybrid, cataloged under National Stock Number 5945-01-438-4557, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Opto 22. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Relay,hybrid
FSC / FSG	5945 — Relays and Solenoids (FSG 59)
Manufacturers	Opto 22 (CAGE 55442)

Technical Specifications

Parameter	Value
NSN	5945-01-438-4557
Primary Part Number	MP240D4-17
Item Name	Relay,hybrid
FSC / FSG	5945 / 59 — Relays and Solenoids
Manufacturer	Opto 22
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
MP240D4-17 PRIMARY	Opto 22 (USA)

No interchangeability data on file.

Other items in FSC 5945 — Relays and Solenoids

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5945-00-000-0093

5945-00-000-0093 · Item name not on file

5945-00-001-1891

5945-00-001-1891 · Item name not on file

5945-00-001-2622

PLATE,RELAY

5945-00-001-2795

RELAY,ELECTROMAGNETIC

5945-00-001-2806

RELAY,REED

5945-00-001-2938

5945-00-001-2938 · Item name not on file

5945-00-001-3015

RELAY ASSEMBLY

5945-00-001-3016

PROTECTOR,OVERLOAD

Frequently Asked Questions

What is NSN 5945-01-438-4557?

NSN 5945-01-438-4557 is a Relay,hybrid, manufactured by Opto 22, classified under FSC 5945, Relays and Solenoids. Status: active.

What part numbers are listed for NSN 5945-01-438-4557?

NSN 5945-01-438-4557 has 1 manufacturer part number on file: MP240D4-17 (Opto 22).

Is NSN 5945-01-438-4557 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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