Valve Head, Hydraulic Motor-Pump4320-01-725-8593

NSN 4320-01-725-8593 · NIIN 017258593 · Part number 8M0146290

Mercury Marine · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 04KA0

Government record, cited

NSN 4320-01-725-8593 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-725-8593. Manufacturer of record part number: 8M0146290.

Also searched as 4320-01-725-8593 · 4320017258593 · NIIN 017258593 · 01-725-8593 · FSC 4320 Power and Hand Pumps · CAGE 04KA0 · 8M0146290

Nearby stock numbers ← 4320-01-725-8227 Housing Section, Liquid Pump · 4320-01-725-9534 Impeller, Pump, Centrifugal →

Features

Valve Head,hydraulic Motor-Pump — FSC 4320
1 manufacturer part number on file
Manufacturer of record: Mercury Marine

Identification

NSN: 4320-01-725-8593
NIIN: 017258593
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 8M0146290
Manufacturer: Mercury Marine

General Description

The Valve Head,hydraulic Motor-Pump, cataloged under National Stock Number 4320-01-725-8593, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Mercury Marine. 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	4320-01-725-8593
Primary Part Number	8M0146290
Item Name	Valve Head,hydraulic Motor-Pump
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Mercury Marine
Status	ACTIVE

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

Part Number	Manufacturer
8M0146290 PRIMARY	Mercury Marine (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 4320-01-725-8593?

NSN 4320-01-725-8593 is a Valve Head,hydraulic Motor-Pump, manufactured by Mercury Marine, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-725-8593?

NSN 4320-01-725-8593 has 1 manufacturer part number on file: 8M0146290 (Mercury Marine).

What are the specifications of 8M0146290?

Key specifications for 8M0146290: Part Name Assigned by Controlling Agency: POWERHEAD ASSEMBLY. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-725-8593 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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