Pump Motor Assy4320-01-554-4538

NSN 4320-01-554-4538 · NIIN 015544538 · Part number 911C2201

Barber-Nichols, Llc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 57377

Government record, cited

NSN 4320-01-554-4538 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-554-4538. Manufacturer of record part number: 911C2201.

Also searched as 4320-01-554-4538 · 4320015544538 · NIIN 015544538 · 01-554-4538 · FSC 4320 Power and Hand Pumps · CAGE 57377 · 911C2201

Nearby stock numbers ← 4320-01-554-4325 Impeller, Pump, Centrifugal · 4320-01-554-4881 Pump, Rotary →

Features

Pump Motor Assy — FSC 4320
1 manufacturer part number on file
Manufacturer of record: Barber-Nichols, Llc

Identification

NSN: 4320-01-554-4538
NIIN: 015544538
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 911C2201
Manufacturer: Barber-Nichols, Llc

General Description

The Pump Motor Assy, cataloged under National Stock Number 4320-01-554-4538, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Barber-Nichols, Llc. 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	4320-01-554-4538
Primary Part Number	911C2201
Item Name	Pump Motor Assy
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Barber-Nichols, Llc
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
911C2201 PRIMARY	Barber-Nichols, 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 4320-01-554-4538?

NSN 4320-01-554-4538 is a Pump Motor Assy, manufactured by Barber-Nichols, Llc, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-554-4538?

NSN 4320-01-554-4538 has 1 manufacturer part number on file: 911C2201 (Barber-Nichols, Llc).

What are the specifications of 911C2201?

Key specifications for 911C2201: End Item Identification: PUMP MODEL 411000-3. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-554-4538 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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