PartsTable TECHNICAL DATA SHEET
NSN 5945-00-377-0064Government record, cited

Relay, Electromagnetic5945-00-377-0064

NSN 5945-00-377-0064 · NIIN 003770064 · Part number U814RELAY
Lucent Technologies Inc Corporate Headquarters · FSC 5945 — Relays and Solenoids · FSG 59 — Electrical and Electronic Equipment Components · CAGE 3B4M0
Government record, cited
NSN 5945-00-377-0064 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-377-0064. Manufacturer of record part number: U814RELAY.
Also searched as  5945-00-377-0064 · 5945003770064 · NIIN 003770064 · 00-377-0064 · FSC 5945 Relays and Solenoids · CAGE 3B4M0 · U814RELAY · U814 · U814 · U814
Nearby stock numbers  ·
Features
  • Relay,electromagnetic — FSC 5945
  • Mounting Facility Type and Quantity: 2 THREADED HOLE(S) SINGLE MOUNTING FACILITY
  • Pile-Up Main Contact Form Arrangement: 1A AND 1B AND 1C A
  • Main Contact Maximum Voltage Rating in Volts: 48.0 DC
  • Mounting Facility Pattern: DIAGONAL SINGLE MOUNTING FACILITY
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 0.438 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Main Contact Load Current Rating at Maximum Rated Voltage: 1.0 AMPERES DC RESISTIVE LOAD
  • Duty Type: CONTINUOUS
Identification
  • NSN: 5945-00-377-0064
  • NIIN: 003770064
  • FSC: 5945 — Relays and Solenoids
  • FSG: 59 — Electrical and Electronic Equipment Components
  • Primary part number: U814RELAY
  • Manufacturer: Lucent Technologies Inc Corporate Headquarters
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-377-0064, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lucent Technologies Inc Corporate Headquarters. Government technical data includes 17 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-377-0064
Primary Part NumberU814RELAY
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — Relays and Solenoids
ManufacturerLucent Technologies Inc Corporate Headquarters
StatusACTIVE
Mounting Facility Type and Quantity2 THREADED HOLE(S) SINGLE MOUNTING FACILITY
Pile-Up Main Contact Form Arrangement1A AND 1B AND 1C A
Main Contact Maximum Voltage Rating in Volts48.0 DC
Mounting Facility PatternDIAGONAL SINGLE MOUNTING FACILITY
Center to Center Distance Between Mounting Facilities Parallel to Length0.438 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Main Contact Load Current Rating at Maximum Rated Voltage1.0 AMPERES DC RESISTIVE LOAD
Duty TypeCONTINUOUS
Winding DC Resistance Rating700.0 OHMS NOMINAL SINGLE WINDING
Nominal Operating Current Rating and Type20.0 MILLIAMPERES DC SINGLE WINDING
Nominal Thread Size0.164 INCHES SINGLE MOUNTING FACILITY IN
Coil Quantity1
Winding Quantity1
Operating Voltage Rating and Type at Specified Temp48.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Center to Center Distance Between Mounting Facilities Parallel to Width0.312 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Thread Class2B SINGLE MOUNTING FACILITY
Terminal Type and Quantity9 PIN ALL FUNCTIONS
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
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
U814RELAY Lucent Technologies Inc Corporate Headquarters (USA)
Reference documents
ReferenceMeaning
U814 5/9 Secondary reference
At and T Corp
U814RELAY 3/9 Design control — primary reference
American Telephone and Telegraph Co
U814 5/9 Secondary reference
American Telephone and Telegraph Co
U814RELAY 5/9 Secondary reference
Lucent Technologies Inc Dba Federal Marketing Group
U814 5/9 Secondary reference
Lucent Technologies Inc Dba Federal Marketing Group
U814 C/1 Advisory reference — outside the item-of-supply concept
Lucent Technologies Inc Corporate Headquarters
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 5945-00-377-0064?

NSN 5945-00-377-0064 is a Relay,electromagnetic, manufactured by Lucent Technologies Inc Corporate Headquarters, classified under FSC 5945, Relays and Solenoids. Status: active.

What part numbers are listed for NSN 5945-00-377-0064?

NSN 5945-00-377-0064 has 1 manufacturer part number on file: U814RELAY (Lucent Technologies Inc Corporate Headquarters).

What are the specifications of U814RELAY?

Key specifications for U814RELAY: Mounting Facility Type and Quantity: 2 THREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 1.180 INCHES NOMINAL IN; Pile-Up Main Contact Form Arrangement: 1A AND 1B AND 1C A; Main Contact Maximum Voltage Rating in Volts: 48.0 DC. 17 specifications are documented in the U.S. Government catalog.

Is NSN 5945-00-377-0064 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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