The Relay Assembly, cataloged under National Stock Number 5945-01-447-8746, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Mcl Industries, Inc. Dba Mcl Industries Inc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Relay Assembly |
| FSC / FSG | 5945 — Relays and Solenoids (FSG 59) |
| Manufacturers | Idec Systems and Controls Corp (CAGE 60886); Mcl Industries, Inc. Dba Mcl Industries Inc (CAGE 0EUT9); Appleton Marine Inc (CAGE 70433) |
| Parameter | Value |
|---|---|
| NSN | 5945-01-447-8746 |
| Primary Part Number | D1500931 IT 31 |
| Item Name | Relay Assembly |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Mcl Industries, Inc. Dba Mcl Industries Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| RR3B-UDC24V | Idec Systems and Controls Corp (USA) |
| D1500931 IT 31 PRIMARY | Mcl Industries, Inc. Dba Mcl Industries Inc (USA) |
| RR3B-UDC24V | Appleton Marine Inc (USA) |
NSN 5945-01-447-8746 is a Relay Assembly, manufactured by Mcl Industries, Inc. Dba Mcl Industries Inc, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-447-8746 has 3 manufacturer part numbers on file: RR3B-UDC24V (Idec Systems and Controls Corp), D1500931 IT 31 (Mcl Industries, Inc. Dba Mcl Industries Inc), RR3B-UDC24V (Appleton Marine Inc).
No hazard code in the DLA record (HMIC N). 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.