Filter Head Assembly4440-01-178-8514

NSN 4440-01-178-8514 · NIIN 011788514

FSC 4440 — Driers, Dehydrators, and Anhydrators · FSG 44 — Furnace, Steam, Drying, Nuclear Reactors

Government record, cited

Also searched as 4440-01-178-8514 · 4440011788514 · NIIN 011788514 · 01-178-8514 · FSC 4440 Driers, Dehydrators, and Anhydrators

Nearby stock numbers ← 4440-01-178-8513 Separator, Interstage · 4440-01-178-8579 →

Features

Filter Head Assembly — FSC 4440
General Characteristics Item Description: BRONZE; 2 PIPES 1.250 IN. DIA,COMBINATION OF 7 UNIONS AND FITTINGS IN

Identification

NSN: 4440-01-178-8514
NIIN: 011788514
FSC: 4440 — Driers, Dehydrators, and Anhydrators
FSG: 44 — Furnace, Steam, Drying, Nuclear Reactors

General Description

The Filter Head Assembly, cataloged under National Stock Number 4440-01-178-8514, is classified within Federal Supply Class 4440 (Driers, Dehydrators, and Anhydrators) of the Furnace, Steam, Drying, Nuclear Reactors group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4440-01-178-8514
Item Name	Filter Head Assembly
FSC / FSG	4440 / 44 — Driers, Dehydrators, and Anhydrators
Status	ACTIVE
General Characteristics Item Description	BRONZE; 2 PIPES 1.250 IN. DIA,COMBINATION OF 7 UNIONS AND FITTINGS 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
D18960	3/2 Design control — primary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 4440 — Driers, Dehydrators, and Anhydrators

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4440-00-001-6294

4440-00-001-6294 · Item name not on file

4440-00-001-6296

4440-00-001-6296 · Item name not on file

4440-00-005-5084

DEHYDRATOR UNIT,NONREACTIVATING

4440-00-006-0073

CARTRIDGE,DEHYDRATOR

4440-00-007-2318

TIMER

4440-00-008-4864

SENSOR ASSEMBLY,HUM

4440-00-009-4422

4440-00-009-4422 · Item name not on file

4440-00-009-5282

4440-00-009-5282 · Item name not on file

Frequently Asked Questions

What is NSN 4440-01-178-8514?

NSN 4440-01-178-8514 is a Filter Head Assembly, classified under FSC 4440, Driers, Dehydrators, and Anhydrators. Status: active.

What are the specifications of 4440-01-178-8514?

Key specifications for 4440-01-178-8514: General Characteristics Item Description: BRONZE; 2 PIPES 1.250 IN. DIA,COMBINATION OF 7 UNIONS AND FITTINGS IN; End Item Identification: ELECTRO IMPULSE AIR DEHYDRATOR MODEL D18650,TYPE 1,CLASS 7. 1 specification is documented in the U.S. Government catalog.

Is NSN 4440-01-178-8514 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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