PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

0490-0998Relay,reed

Keysight Technologies Inc · NSN 5945-01-027-3905 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-027-3905 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-027-3905. Primary manufacturer part number: 0490-0998.
Features
  • Relay,reed — FSC 5945
  • Terminal Type and Quantity: 6 PIN ALL FUNCTIONS
  • Operating Voltage Rating and Type at Specified Temp: 5.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
  • Nonpile-Up Main Contact Arrangement: 2 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
  • Main Contact Maximum Voltage Rating in Volts: 100.0 AC AND 100.0 DC
  • Main Contact Load Current Rating at Maximum Rated Voltage: 500.0 MILLIAMPERES AC AND 500.0 MILLIAMPERES DC RESISTIVE LOAD
  • Mounting Facility Type and Quantity: 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
  • Coil Quantity: 11
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,reed, cataloged under National Stock Number 5945-01-027-3905, is classified within Federal Supply Class 5945 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Keysight Technologies Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-01-027-3905
Primary Part Number0490-0998
Item NameRelay,reed
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerKeysight Technologies Inc
StatusACTIVE
Terminal Type and Quantity6 PIN ALL FUNCTIONS
Operating Voltage Rating and Type at Specified Temp5.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Nonpile-Up Main Contact Arrangement2 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Main Contact Maximum Voltage Rating in Volts100.0 AC AND 100.0 DC
Main Contact Load Current Rating at Maximum Rated Voltage500.0 MILLIAMPERES AC AND 500.0 MILLIAMPERES DC RESISTIVE LOAD
Mounting Facility Type and Quantity1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Coil Quantity11
Duty TypeCONTINUOUS
Winding Quantity11
Winding DC Resistance Rating135.0 OHMS NOMINAL SINGLE WINDING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6620-00-020-8385100615 INTERCHANGEABLE
Housing,indicator
Astronautics Corporation of America
5945-00-117-8031 INTERCHANGEABLE
Relay,electromagnetic
5945-00-156-00412679189 INTERCHANGEABLE
Relay,electromagnetic
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5945-00-161-3191DSS3012 INTERCHANGEABLE
Relay,reed
C P Clare Corporation
1650-00-956-9938100615 INTERCHANGEABLE
Piston,linear Actuating Cylinder
Woodward Hrt Inc
5945-00-983-8895HG4A1011 INTERCHANGEABLE
Relay,electromagnetic
C P Clare Corporation
5945-01-090-867213220E2967 INTERCHANGEABLE
Relay,reed
Cecom Lr Center
5945-01-155-9841305146-001 INTERCHANGEABLE
Relay,electromagnetic
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
6515-01-441-387410-0615 INTERCHANGEABLE
Bolt,tibial,orthopedic
Smith and Nephew Inc
4140-01-530-0727100615 INTERCHANGEABLE
Fan,vaneaxial
General Microwave Corporation Div Kratos Microwave Electronics
Cross-Reference Index
Part NumberManufacturer
0490-0998 Hewlett-Packard Company Dba HP (USA)
3012-2A-5 Electronic Instrument and Specialty Corp (USA)
DMS85073 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
PR2B3007B Cp Clare Corp North American Sales Operations (USA)
0490-0998 PRIMARY Keysight Technologies Inc (USA)
100-615 Computer Components, Inc Dba Relays Unlimited (USA)
PR2B3007 Cp Clare Corp North American Sales Operations (USA)
0490-0998 Keysight Technologies, Inc. (USA)
Related Parts
6620-00-020-8385INTERCHANGEABLE
HOUSING,INDICATOR
100615
5945-00-117-8031INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5945-00-156-0041INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
2679189
5945-00-161-3191INTERCHANGEABLE
RELAY,REED
DSS3012
1650-00-956-9938INTERCHANGEABLE
PISTON,LINEAR ACTUATING CYLINDER
100615
5945-00-983-8895INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
HG4A1011
5945-01-090-8672INTERCHANGEABLE
RELAY,REED
13220E2967
5945-01-155-9841INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
305146-001
6515-01-441-3874INTERCHANGEABLE
BOLT,TIBIAL,ORTHOPEDIC
10-0615
4140-01-530-0727INTERCHANGEABLE
FAN,VANEAXIAL
100615
2930-01-531-3370INTERCHANGEABLE
CAP,FILLER OPENING
1006-15
6550-01-580-8943INTERCHANGEABLE
URINE,CONTROL
465300

Frequently Asked Questions

What is NSN 5945-01-027-3905?

NSN 5945-01-027-3905 is a Relay,reed, manufactured by Keysight Technologies Inc, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-01-027-3905?

NSN 5945-01-027-3905 has 8 cross-referenced part numbers: 0490-0998 (Hewlett-Packard Company Dba HP), 3012-2A-5 (Electronic Instrument and Specialty Corp), DMS85073 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), PR2B3007B (Cp Clare Corp North American Sales Operations), 0490-0998 (Keysight Technologies Inc) and 3 more.

What NSN replaces 5945-01-027-3905?

There are 12 known substitutes for 5945-01-027-3905: 6620-00-020-8385, 5945-00-117-8031, 5945-00-156-0041 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 0490-0998?

Key specifications for 0490-0998: Overall Width: 0.380 INCHES MAXIMUM0.380 INCHES MAXIMUM IN; Overall Height: 0.350 INCHES NOMINAL0.350 INCHES NOMINAL IN; Terminal Type and Quantity: 6 PIN ALL FUNCTIONS; Operating Voltage Rating and Type at Specified Temp: 5.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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