Housing, Liquid Pump4320-01-374-0728

NSN 4320-01-374-0728 · NIIN 013740728 · Part number U538906

Triumph Thermal Systems, Llc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 78943

Government record, cited

NSN 4320-01-374-0728 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-374-0728. Manufacturer of record part number: U538906.

Also searched as 4320-01-374-0728 · 4320013740728 · NIIN 013740728 · 01-374-0728 · FSC 4320 Power and Hand Pumps · CAGE 78943 · U538906

Nearby stock numbers ← 4320-01-374-0727 Housing, Liquid Pump · 4320-01-374-0896 Rotor, Pump →

Features

Housing,liquid Pump — FSC 4320
Material: ALUMINUM ALLOY
1 manufacturer part number on file
Manufacturer of record: Triumph Thermal Systems, Llc

Identification

NSN: 4320-01-374-0728
NIIN: 013740728
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: U538906
Manufacturer: Triumph Thermal Systems, Llc

General Description

The Housing,liquid Pump, cataloged under National Stock Number 4320-01-374-0728, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Triumph Thermal Systems, Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4320-01-374-0728
Primary Part Number	U538906
Item Name	Housing,liquid Pump
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Triumph Thermal Systems, Llc
Status	ACTIVE
Material	ALUMINUM ALLOY

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
U538906 PRIMARY	Triumph Thermal Systems, Llc (USA)

No interchangeability data on file.

Other items in FSC 4320 — Power and Hand Pumps

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

4320-00-001-1633

4320-00-001-1633 · Item name not on file

4320-00-001-2628

RETAINER AND PIN

4320-00-001-2629

HOUSING AND PIN

4320-00-001-2630

PUMP,CENTRIFUGAL

4320-00-001-2631

4320-00-001-2631 · Item name not on file

4320-00-001-2632

4320-00-001-2632 · Item name not on file

4320-00-001-3377

4320-00-001-3377 · Item name not on file

4320-00-001-3384

4320-00-001-3384 · Item name not on file

Frequently Asked Questions

What is NSN 4320-01-374-0728?

NSN 4320-01-374-0728 is a Housing,liquid Pump, manufactured by Triumph Thermal Systems, Llc, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-374-0728?

NSN 4320-01-374-0728 has 1 manufacturer part number on file: U538906 (Triumph Thermal Systems, Llc).

What are the specifications of U538906?

Key specifications for U538906: Special Features: LENGTH: 8.50 INCHES; WIDTH: 6.24 INCHES; HEIGHT: 12 INCHES; DEPTH: 2.94INCHES; PACER SPECIAL IN; Material: ALUMINUM ALLOY. 1 specification is documented in the U.S. Government catalog.

Is NSN 4320-01-374-0728 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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