PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H3-1Resistor,thermal

Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems · NSN 5905-00-994-0303 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-994-0303 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-994-0303. Primary manufacturer part number: H3-1.
Features
  • Resistor,thermal — FSC 5905
  • Zero Power Resistance: 22.000 OHMS
  • Terminal Type and Quantity: 1 TAB, SOLDER LUG
  • Maximum Power Dissipation Rating: 1.00 WATTS
  • Thread Length: 0.500 INCHES NOMINAL IN
  • Mounting Facility Nominal Screw Thread Diameter: 0.250 INCHES IN
  • Body Length: 1.188 INCHES NOMINAL IN
  • Maximum Operating Temp: 300.0 FAHRENHEIT DEGF
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,thermal, cataloged under National Stock Number 5905-00-994-0303, is classified within Federal Supply Class 5905 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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
NSN5905-00-994-0303
Primary Part NumberH3-1
Item NameResistor,thermal
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerKidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems
StatusACTIVE
Zero Power Resistance22.000 OHMS
Terminal Type and Quantity1 TAB, SOLDER LUG
Maximum Power Dissipation Rating1.00 WATTS
Thread Length0.500 INCHES NOMINAL IN
Mounting Facility Nominal Screw Thread Diameter0.250 INCHES IN
Body Length1.188 INCHES NOMINAL IN
Maximum Operating Temp300.0 FAHRENHEIT DEGF
Width Across Flats1.000 INCHES NOMINAL IN
Zero Power Resistance Tolerance in Percent at Reference Temp-10.0 TO 10.0
Reliability IndicatorNOT ESTABLISHED
Reference Temp in Deg Celsius25.0
Inclosure TypeENCASED
Style DesignatorBEAD IN STUD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5360-00-060-5349H31 INTERCHANGEABLE
Spring,helical,compression
Hannay Reels Inc
3455-00-231-3532H31 INTERCHANGEABLE
Cutter,milling,screw Slotting
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5120-00-357-6568H31 INTERCHANGEABLE
Pipe Jack 12 Inches
Hein Werner Corp
5950-00-359-552532330126 INTERCHANGEABLE
Coil Set
W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center
5961-00-490-7299 INTERCHANGEABLE
Transistor
5950-00-625-7976TR1734 INTERCHANGEABLE
Transformer,audio Frequency
Bae Systems Information and Electronic Systems Integration Inc.
5940-00-665-9559 INTERCHANGEABLE
Splice,conductor
5950-01-029-6511 INTERCHANGEABLE
Coil,radio Frequency
5950-01-132-5007K5626 INTERCHANGEABLE
Transformer,power
Keytronics, Inc. Div Api Technologies Corp- Magnetics
5999-01-194-4496 INTERCHANGEABLE
Magnet,permanent
Cross-Reference Index
Part NumberManufacturer
H3MA22W1 Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems (USA)
H3-1 PRIMARY Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems (USA)
Related Parts
5360-00-060-5349INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
H31
3455-00-231-3532INTERCHANGEABLE
CUTTER,MILLING,SCREW SLOTTING
H31
5120-00-357-6568INTERCHANGEABLE
PIPE JACK 12 INCHES
H31
5950-00-359-5525INTERCHANGEABLE
COIL SET
32330126
5961-00-490-7299INTERCHANGEABLE
TRANSISTOR
5950-00-625-7976INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
TR1734
5940-00-665-9559INTERCHANGEABLE
SPLICE,CONDUCTOR
5950-01-029-6511INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-01-132-5007INTERCHANGEABLE
TRANSFORMER,POWER
K5626
5999-01-194-4496INTERCHANGEABLE
MAGNET,PERMANENT
5999-01-270-5289INTERCHANGEABLE
HEATER,THERMAL RELEASE
5962-01-431-0536INTERCHANGEABLE
MICROCIRCUIT,MEMORY

Frequently Asked Questions

What is NSN 5905-00-994-0303?

NSN 5905-00-994-0303 is a Resistor,thermal, manufactured by Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-994-0303?

NSN 5905-00-994-0303 has 2 cross-referenced part numbers: H3MA22W1 (Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems), H3-1 (Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems).

What NSN replaces 5905-00-994-0303?

There are 12 known substitutes for 5905-00-994-0303: 5360-00-060-5349, 3455-00-231-3532, 5120-00-357-6568 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of H3-1?

Key specifications for H3-1: Zero Power Resistance: 22.000 OHMS; Terminal Type and Quantity: 1 TAB, SOLDER LUG; Maximum Power Dissipation Rating: 1.00 WATTS; Thread Length: 0.500 INCHES NOMINAL IN. 14 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com