PartsTable TECHNICAL DATA SHEET
NSN 5945-01-331-8638Government record, cited

Relay, Reed5945-01-331-8638

NSN 5945-01-331-8638 · NIIN 013318638 · Part number 8403-0012
Coto Corp · FSC 5945 — Relays and Solenoids · FSG 59 — Electrical and Electronic Equipment Components · CAGE 71707
Government record, cited
NSN 5945-01-331-8638 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-331-8638. Manufacturer of record part number: 8403-0012.
Also searched as  5945-01-331-8638 · 5945013318638 · NIIN 013318638 · 01-331-8638 · FSC 5945 Relays and Solenoids · CAGE 71707 · 8403-0012 · 47104800A
Nearby stock numbers  ·
Features
  • Relay,reed — FSC 5945
  • Mounting Facility Type and Quantity: 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
  • Main Contact Maximum Voltage Rating in Volts: 500.0 DC
  • Fragility Factor: MODERATELY RUGGEDMODERATELY RUGGED
  • Duty Type: CONTINUOUS
  • Storage Type: GENERAL PURPOSE WAREHOUSE
  • Winding DC Resistance Rating: 720.0 OHMS MINIMUM AND 880.0 OHMS MAXIMUM SINGLE WINDING
  • Coil Quantity: 11
Identification
  • NSN: 5945-01-331-8638
  • NIIN: 013318638
  • FSC: 5945 — Relays and Solenoids
  • FSG: 59 — Electrical and Electronic Equipment Components
  • Primary part number: 8403-0012
  • Manufacturer: Coto Corp
General Description

The Relay,reed, cataloged under National Stock Number 5945-01-331-8638, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Coto Corp. Government technical data includes 14 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
NSN5945-01-331-8638
Primary Part Number8403-0012
Item NameRelay,reed
FSC / FSG5945 / 59 — Relays and Solenoids
ManufacturerCoto Corp
StatusACTIVE
Mounting Facility Type and Quantity1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Rating in Volts500.0 DC
Fragility FactorMODERATELY RUGGEDMODERATELY RUGGED
Duty TypeCONTINUOUS
Storage TypeGENERAL PURPOSE WAREHOUSE
Winding DC Resistance Rating720.0 OHMS MINIMUM AND 880.0 OHMS MAXIMUM SINGLE WINDING
Coil Quantity11
Environmental ProtectionWINDPROOF AND WINDPROOF AND DUSTPROOFDUSTPROOF
Cubic Measure0.241 CUBIC INCHES
Winding Quantity11
Operating Voltage Rating and Type at Specified Temp12.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Terminal Type and Quantity6 PIN ALL FUNCTIONS
Nonpile-Up Main Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Purpose for Which DesignedGENERALGENERAL
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
47104800A Boonton Electronics Corporation Div Boonton Electronics (USA)
8403-0012 PRIMARY Coto Corp (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 5945-01-331-8638?

NSN 5945-01-331-8638 is a Relay,reed, manufactured by Coto Corp, classified under FSC 5945, Relays and Solenoids. Status: active.

What part numbers are listed for NSN 5945-01-331-8638?

NSN 5945-01-331-8638 has 2 manufacturer part numbers on file: 47104800A (Boonton Electronics Corporation Div Boonton Electronics), 8403-0012 (Coto Corp).

What are the specifications of 8403-0012?

Key specifications for 8403-0012: Mounting Facility Type and Quantity: 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY; Overall Height: 0.360 INCHES MAXIMUM0.360 INCHES MAXIMUM IN; Main Contact Maximum Voltage Rating in Volts: 500.0 DC; Fragility Factor: MODERATELY RUGGEDMODERATELY RUGGED. 14 specifications are documented in the U.S. Government catalog.

Is NSN 5945-01-331-8638 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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