Damper, Flue4520-01-017-0944

NSN 4520-01-017-0944 · NIIN 010170944

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

Government record, cited

Also searched as 4520-01-017-0944 · 4520010170944 · NIIN 010170944 · 01-017-0944 · FSC 4520 Space and Water Heating Equipment

Nearby stock numbers ← 4520-01-017-0691 Heating Element, Electrical, Nonim · 4520-01-017-2579 Heating Element, Electrical, Nonim →

Features

Damper,flue — FSC 4520
FSC Application Data: AIR CONDITIONING SYSTEM
Mounting Method: INSERTED CENTER SHAFT
Material Document and Classification: WW-T-789 FED SPEC ALL MATERIAL RESPONSES AND QQ-A-327-CANCELED FED SPEC 1ST MATERIAL RESPONSE
Shape: RECTANGULAR
Sheet Metal Gage Size: 13
Length: 35.870 INCHES IN
Width: 32.000 INCHES IN

Identification

NSN: 4520-01-017-0944
NIIN: 010170944
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal

General Description

The Damper,flue, cataloged under National Stock Number 4520-01-017-0944, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4520-01-017-0944
Item Name	Damper,flue
FSC / FSG	4520 / 45 — Space and Water Heating Equipment
Status	ACTIVE
FSC Application Data	AIR CONDITIONING SYSTEM
Mounting Method	INSERTED CENTER SHAFT
Material Document and Classification	WW-T-789 FED SPEC ALL MATERIAL RESPONSES AND QQ-A-327-CANCELED FED SPEC 1ST MATERIAL RESPONSE
Shape	RECTANGULAR
Sheet Metal Gage Size	13
Length	35.870 INCHES IN
Width	32.000 INCHES IN
Positioning Holder Type	FRICTION
Material	ALUMINUM ALLOY 6061 AND ALUMINUM ALLOY 6062
Operation Method	MANUAL

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
343N210-116-113	3/2 Design control — primary reference 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 4520-01-017-0944?

NSN 4520-01-017-0944 is a Damper,flue, classified under FSC 4520, Space and Water Heating Equipment. Status: active.

What are the specifications of 4520-01-017-0944?

Key specifications for 4520-01-017-0944: Overall Height: 0.840 INCHES NOMINAL IN; FSC Application Data: AIR CONDITIONING SYSTEM; Mounting Method: INSERTED CENTER SHAFT; Material Document and Classification: WW-T-789 FED SPEC ALL MATERIAL RESPONSES AND QQ-A-327-CANCELED FED SPEC 1ST MATERIAL RESPONSE. 10 specifications are documented in the U.S. Government catalog.

Is NSN 4520-01-017-0944 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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