Damper, Flue4520-01-189-1055

NSN 4520-01-189-1055 · NIIN 011891055

FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal

Government record, cited

Also searched as 4520-01-189-1055 · 4520011891055 · NIIN 011891055 · 01-189-1055 · FSC 4520 Space and Water Heating Equipment · 3005433 · 3005433

Nearby stock numbers ← 4520-01-188-5796 Heating Element, Electrical, Immer · 4520-01-189-2101 Heater, Space, Electric →

Features

Damper,flue — FSC 4520
Material: STEEL

Identification

NSN: 4520-01-189-1055
NIIN: 011891055
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal

General Description

The Damper,flue, cataloged under National Stock Number 4520-01-189-1055, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4520-01-189-1055
Item Name	Damper,flue
FSC / FSG	4520 / 45 — Space and Water Heating Equipment
Status	ACTIVE
Material	STEEL

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
3005433	3/9 Design control — primary reference Golar Metal Inc
3005433	D/9 Drawing number reference only Tuthill Corporation Div Coppus Portable Ventilation Division

No interchangeability data on file.

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

HEATING ELEMENT,ELECTRICAL,NONIM

4520-00-000-0099

4520-00-000-0099 · Item name not on file

4520-00-001-1240

4520-00-001-1240 · Item name not on file

4520-00-001-3518

HEATING ELEMENT,ELECTRICAL,NONIM

4520-00-001-3519

HEATING ELEMENT,ELECTRICAL,IMMER

4520-00-001-6052

HEATING ELEMENT,ELECTRICAL,NONIM

4520-00-001-6298

HEATING ELEMENT,ELECTRICAL,NONIM

4520-00-001-7726

HEATER,DUCT TYPE,PORTABLE

Frequently Asked Questions

What is NSN 4520-01-189-1055?

NSN 4520-01-189-1055 is a Damper,flue, classified under FSC 4520, Space and Water Heating Equipment. Status: active.

What are the specifications of 4520-01-189-1055?

Key specifications for 4520-01-189-1055: Overall Height: 8.000 INCHES NOMINAL IN; Overall Length: 15.500 INCHES NOMINAL IN; End Item Identification: GOLAR INCINERATOR MODEL SK25M3; Material: STEEL. 1 specification is documented in the U.S. Government catalog.

Is NSN 4520-01-189-1055 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.

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