NSN 4520-01-456-7253 · NIIN 014567253 · Part number D1200 DSA FCU-6
Armstrong International Inc Dba Armstrong Machine Works · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 03933
Government record, cited
NSN 4520-01-456-7253 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-456-7253. Manufacturer of record part number: D1200 DSA FCU-6.
Also searched as4520-01-456-7253 ·
4520014567253 ·
NIIN 014567253 ·
01-456-7253 ·
FSC 4520 Space and Water Heating Equipment · CAGE 03933 · D1200 DSA FCU-6
Manufacturer of record: Armstrong International Inc Dba Armstrong Machine Works
Identification
NSN: 4520-01-456-7253
NIIN: 014567253
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal
Primary part number: D1200 DSA FCU-6
Manufacturer: Armstrong International Inc Dba Armstrong Machine Works
General Description
The Humidifier,warm Air Heating Syst, cataloged under National Stock Number 4520-01-456-7253, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Armstrong International Inc Dba Armstrong Machine Works. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4520-01-456-7253
Primary Part Number
D1200 DSA FCU-6
Item Name
Humidifier,warm Air Heating Syst
FSC / FSG
4520 / 45 — Space and Water Heating Equipment
Manufacturer
Armstrong International Inc Dba Armstrong Machine Works
NSN 4520-01-456-7253 is a Humidifier,warm Air Heating Syst, manufactured by Armstrong International Inc Dba Armstrong Machine Works, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
What part numbers are listed for NSN 4520-01-456-7253?
NSN 4520-01-456-7253 has 1 manufacturer part number on file: D1200 DSA FCU-6 (Armstrong International Inc Dba Armstrong Machine Works).
What are the specifications of D1200 DSA FCU-6?
Key specifications for D1200 DSA FCU-6: Special Features: HUMIDIFIER ASSEMBLY CONSISTS OF SWITCH,THERMOSTATIC P/N B1564 5930-01-166-5696;SOLENOID ELECTRICAL P/N B2219A-2 5945-01-456-6921;CHAMBER ASSEMBLY P/N C1935-1;MANIFOLD,STEAM DISP. P/N C924-1;BONNET P/N A8979+H103;SEAT,VALVE P/N A8719+H103-6;GASKET P/N A9314B;GASKET P/N A9684;O-RING P/N A-6303-B; End Item Identification: ONBOARD WAGB 420 FT U.S. COAST GUARD VESSELS FT. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4520-01-456-7253 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.