Terminal, Ventilation Duct4520-01-436-8802

NSN 4520-01-436-8802 · NIIN 014368802

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

Government record, cited

Also searched as 4520-01-436-8802 · 4520014368802 · NIIN 014368802 · 01-436-8802 · FSC 4520 Space and Water Heating Equipment · 1260037-101 · 1260037

Nearby stock numbers ← 4520-01-436-8792 Terminal, Ventilation Duct · 4520-01-436-8974 Heating Element, Electrical, Nonim →

Features

Terminal,ventilation Duct — FSC 4520
Style Designator: FIXED 90 DEG ANGLE
Damper: NOT INCLUDED
End Attachment Diameter: 2.990 INCHES NOMINAL IN

Identification

NSN: 4520-01-436-8802
NIIN: 014368802
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal

General Description

The Terminal,ventilation Duct, cataloged under National Stock Number 4520-01-436-8802, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	4520-01-436-8802
Item Name	Terminal,ventilation Duct
FSC / FSG	4520 / 45 — Space and Water Heating Equipment
Status	ACTIVE
Style Designator	FIXED 90 DEG ANGLE
Damper	NOT INCLUDED
End Attachment Diameter	2.990 INCHES NOMINAL IN

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
1260037-101	3/2 Design control — primary reference U.S. Government activity
1260037	D/9 Drawing number reference only U.S. Government activity

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 4520-01-436-8802?

NSN 4520-01-436-8802 is a Terminal,ventilation Duct, classified under FSC 4520, Space and Water Heating Equipment. Status: active.

What are the specifications of 4520-01-436-8802?

Key specifications for 4520-01-436-8802: Overall Height: 6.952 INCHES NOMINAL IN; Style Designator: FIXED 90 DEG ANGLE; Overall Width: 8.620 INCHES NOMINAL IN; Damper: NOT INCLUDED. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4520-01-436-8802 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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