PartsTable TECHNICAL DATA SHEET
NSN 5945-01-049-2949Government record, cited

Relay, Electromagnetic5945-01-049-2949

NSN 5945-01-049-2949 · NIIN 010492949 · Part number CDH21-20020
Te Connectivity Corporation · FSC 5945 — Relays and Solenoids · FSG 59 — Electrical and Electronic Equipment Components · CAGE 77342
Government record, cited
NSN 5945-01-049-2949 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-049-2949. Manufacturer of record part number: CDH21-20020.
Also searched as  5945-01-049-2949 · 5945010492949 · NIIN 010492949 · 01-049-2949 · FSC 5945 Relays and Solenoids · CAGE 77342 · CDH21-20020 · 341-5153
Nearby stock numbers  ·
Features
  • Relay,electromagnetic — FSC 5945
  • Mounting Facility Type and Quantity: 1 TERMINAL SINGLE MOUNTING FACILITY
  • Main Contact Maximum Voltage Rating in Volts: 120.0 AC
  • Main Contact Load Current Rating at Maximum Rated Voltage: 2.0 AMPERES AC INDUCTIVE LOAD
  • Nominal Operating Current Rating and Type: 250.0 MILLIAMPERES DC SINGLE WINDING
  • Coil Quantity: 1
  • Winding Quantity: 1
  • Operating Voltage Rating and Type at Specified Temp: 12.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Identification
  • NSN: 5945-01-049-2949
  • NIIN: 010492949
  • FSC: 5945 — Relays and Solenoids
  • FSG: 59 — Electrical and Electronic Equipment Components
  • Primary part number: CDH21-20020
  • Manufacturer: Te Connectivity Corporation
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-01-049-2949, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Te Connectivity Corporation. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-01-049-2949
Primary Part NumberCDH21-20020
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — Relays and Solenoids
ManufacturerTe Connectivity Corporation
StatusACTIVE
Mounting Facility Type and Quantity1 TERMINAL SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Rating in Volts120.0 AC
Main Contact Load Current Rating at Maximum Rated Voltage2.0 AMPERES AC INDUCTIVE LOAD
Nominal Operating Current Rating and Type250.0 MILLIAMPERES DC SINGLE WINDING
Coil Quantity1
Winding Quantity1
Operating Voltage Rating and Type at Specified Temp12.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
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
341-5153 Continental Electronics Corp (USA)
CDH21-20020 PRIMARY Te Connectivity Corporation (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 5945-01-049-2949?

NSN 5945-01-049-2949 is a Relay,electromagnetic, manufactured by Te Connectivity Corporation, classified under FSC 5945, Relays and Solenoids. Status: active.

What part numbers are listed for NSN 5945-01-049-2949?

NSN 5945-01-049-2949 has 2 manufacturer part numbers on file: 341-5153 (Continental Electronics Corp), CDH21-20020 (Te Connectivity Corporation).

What are the specifications of CDH21-20020?

Key specifications for CDH21-20020: Mounting Facility Type and Quantity: 1 TERMINAL SINGLE MOUNTING FACILITY; Overall Height: 1.406 INCHES MAXIMUM IN; Main Contact Maximum Voltage Rating in Volts: 120.0 AC; Main Contact Load Current Rating at Maximum Rated Voltage: 2.0 AMPERES AC INDUCTIVE LOAD. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5945-01-049-2949 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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