PartsTable TECHNICAL DATA SHEET
NSN 5945-01-057-0028Government record, cited

Relay, Alarm Bell5945-01-057-0028

NSN 5945-01-057-0028 · NIIN 010570028 · Part number 5177780
Rolls-Royce Solutions America Inc · FSC 5945 — Relays and Solenoids · FSG 59 — Electrical and Electronic Equipment Components · CAGE 72582
Government record, cited
NSN 5945-01-057-0028 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-057-0028. Manufacturer of record part number: 5177780.
Also searched as  5945-01-057-0028 · 5945010570028 · NIIN 010570028 · 01-057-0028 · FSC 5945 Relays and Solenoids · CAGE 72582 · 5177780
Nearby stock numbers  ·
Features
  • Relay,alarm Bell — FSC 5945
  • General Characteristics Item Description: 24 VOLT,COMPONENT OF LCU 1671
  • 1 manufacturer part number on file
  • Manufacturer of record: Rolls-Royce Solutions America Inc
Identification
  • NSN: 5945-01-057-0028
  • NIIN: 010570028
  • FSC: 5945 — Relays and Solenoids
  • FSG: 59 — Electrical and Electronic Equipment Components
  • Primary part number: 5177780
  • Manufacturer: Rolls-Royce Solutions America Inc
General Description

The Relay,alarm Bell, cataloged under National Stock Number 5945-01-057-0028, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 1 specification, 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-01-057-0028
Primary Part Number5177780
Item NameRelay,alarm Bell
FSC / FSG5945 / 59 — Relays and Solenoids
ManufacturerRolls-Royce Solutions America Inc
StatusACTIVE
General Characteristics Item Description24 VOLT,COMPONENT OF LCU 1671
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
5177780 PRIMARY Rolls-Royce Solutions America Inc (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 5945-01-057-0028?

NSN 5945-01-057-0028 is a Relay,alarm Bell, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 5945, Relays and Solenoids. Status: active.

What part numbers are listed for NSN 5945-01-057-0028?

NSN 5945-01-057-0028 has 1 manufacturer part number on file: 5177780 (Rolls-Royce Solutions America Inc).

What are the specifications of 5177780?

Key specifications for 5177780: General Characteristics Item Description: 24 VOLT,COMPONENT OF LCU 1671. 1 specification is documented in the U.S. Government catalog.

Is NSN 5945-01-057-0028 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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