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21-111586 — HEATER,VENTILATION,DUCT TYPE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

21-111586: HEATER,VENTILATION,DUCT TYPE.

The HEATER,VENTILATION,DUCT TYPE is a the manufacturer industrial component. Key specifications include special_features: 440.0 VOLT; 0.57 KILOWATT; SINGLE PHASE, heat_delivery_rate: 1945.0 BRITISH THERMAL UNIT. This part is cataloged in the U.S.

Government catalog under NSN 4520-01-197-1948, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
21-111586
NSN: 4520-01-197-1948
FSC: 4520 — Space and Water Heating Equipment
CAGE: 65586 — CHROMALOX INC DBA CHROMALOX PRECISION HEAT AND CONTROL, INC (USA)
SPECIFICATIONS
special_features440.0 VOLT; 0.57 KILOWATT; SINGLE PHASE
heat_delivery_rate1945.0 BRITISH THERMAL UNIT
NSN4520-01-197-1948
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HEATER,VENTILATION,DUCT TYPE TITLE COMPONENT PN 21-111586 MFR HEATER,VENTILATION,DUC
KEY FEATURES
•
HEAT DELIVERY RATE: 1945.0 BRITISH THERMAL UNIT
TECHNICAL CHARACTERISTICS
HEAT DELIVERY RATE1945.0 BRITISH THERMAL UNIT
SPECIAL FEATURES440.0 VOLT; 0.57 KILOWATT; SINGLE PHASE
OTHER ITEMS IN FSC 4520 — Space and Water Heating Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4520-00-000-0098 4520-00-000-0099 4520-00-001-1240 4520-00-001-3518 4520-00-001-3519 4520-00-001-6052 4520-00-001-6298 4520-00-001-7726
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 21-111586?
21-111586 is a HEATER,VENTILATION,DUCT TYPE.
What is the NSN for 21-111586?
21-111586 is cataloged in the U.S. Government catalog under NSN 4520-01-197-1948. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.