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21617662 — HEATER,VENTILATION,DUCT TYPE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

21617662: HEATER,VENTILATION,DUCT TYPE.

The HEATER,VENTILATION,DUCT TYPE is a the manufacturer industrial component. Key specifications include mounting_type: VENTILATION DUCT, operating_control_type: THERMOSTATIC, part_name_assigned_by_controlling_agency: HEATER, RH, H22. This part is cataloged in the U.S.

Government catalog under NSN 4520-01-589-1949, 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
21617662
NSN: 4520-01-589-1949
FSC: 4520 — Space and Water Heating Equipment
CAGE: 0V369 — IMECO INC (USA)
SPECIFICATIONS
mounting_typeVENTILATION DUCT
operating_control_typeTHERMOSTATIC
part_name_assigned_by_controlling_agencyHEATER, RH, H22
NSN4520-01-589-1949
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HEATER,VENTILATION,DUCT TYPE TITLE COMPONENT PN 21617662 MFR HEATER,VENTILATION,DUC
KEY FEATURES
•
MOUNTING TYPE: VENTILATION DUCT
•
OPERATING CONTROL TYPE: THERMOSTATIC
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYHEATER, RH, H22
MOUNTING TYPEVENTILATION DUCT
OPERATING CONTROL TYPETHERMOSTATIC
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 21617662?
21617662 is a HEATER,VENTILATION,DUCT TYPE.
What is the NSN for 21617662?
21617662 is cataloged in the U.S. Government catalog under NSN 4520-01-589-1949. 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.