Neck, Water Filler4420-01-329-5251

NSN 4420-01-329-5251 · NIIN 013295251 · Part number 67279

Cummins Inc. · FSC 4420 — Heat Exchangers and Steam Condensers · FSG 44 — Furnace, Steam, Drying, Nuclear Reactors · CAGE 15434

Government record, cited

NSN 4420-01-329-5251 — this item is cataloged by the U.S. Government under National Stock Number 4420-01-329-5251. Manufacturer of record part number: 67279.

Also searched as 4420-01-329-5251 · 4420013295251 · NIIN 013295251 · 01-329-5251 · FSC 4420 Heat Exchangers and Steam Condensers · CAGE 15434 · 67279

Nearby stock numbers ← 4420-01-329-5250 Connection Fresh Wa · 4420-01-329-5252 Connector Pump Cool →

Features

Neck,water Filler — FSC 4420
1 manufacturer part number on file
Manufacturer of record: Cummins Inc.

Identification

NSN: 4420-01-329-5251
NIIN: 013295251
FSC: 4420 — Heat Exchangers and Steam Condensers
FSG: 44 — Furnace, Steam, Drying, Nuclear Reactors
Primary part number: 67279
Manufacturer: Cummins Inc.

General Description

The Neck,water Filler, cataloged under National Stock Number 4420-01-329-5251, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Cummins Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Neck,water Filler
FSC / FSG	4420 — Heat Exchangers and Steam Condensers (FSG 44)
Manufacturers	Cummins Inc. (CAGE 15434)

Technical Specifications

Parameter	Value
NSN	4420-01-329-5251
Primary Part Number	67279
Item Name	Neck,water Filler
FSC / FSG	4420 / 44 — Heat Exchangers and Steam Condensers
Manufacturer	Cummins Inc.
Status	ACTIVE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
67279 PRIMARY	Cummins Inc. (USA)

No interchangeability data on file.

Other items in FSC 4420 — Heat Exchangers and Steam Condensers

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

4420-00-003-2812

CORE ASSEMBLY,FLUID HEATER,INDUS

4420-00-004-1071

4420-00-004-1071 · Item name not on file

4420-00-004-1072

4420-00-004-1072 · Item name not on file

4420-00-004-1073

4420-00-004-1073 · Item name not on file

4420-00-004-1074

4420-00-004-1074 · Item name not on file

4420-00-004-3860

COOLER,FLUID,INDUSTRIAL

4420-00-004-5260

4420-00-004-5260 · Item name not on file

4420-00-005-2335

PURGE ORIFICE ASSEMBLY

Frequently Asked Questions

What is NSN 4420-01-329-5251?

NSN 4420-01-329-5251 is a Neck,water Filler, manufactured by Cummins Inc., classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.

What part numbers are listed for NSN 4420-01-329-5251?

NSN 4420-01-329-5251 has 1 manufacturer part number on file: 67279 (Cummins Inc.).

Is NSN 4420-01-329-5251 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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