Impeller, Pump, Centrifugal4320-01-113-5559

NSN 4320-01-113-5559 · NIIN 011135559 · Part number A701

Circor Naval Solutions Llc Dba Warren Pumps · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 63857

Government record, cited

NSN 4320-01-113-5559 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-113-5559. Manufacturer of record part number: A701.

Also searched as 4320-01-113-5559 · 4320011135559 · NIIN 011135559 · 01-113-5559 · FSC 4320 Power and Hand Pumps · CAGE 63857 · A701 · A701 PC 21

Nearby stock numbers ← 4320-01-113-5558 Impeller, Pump, Centrifugal · 4320-01-113-5983 →

Features

Impeller,pump,centrifugal — FSC 4320
2 manufacturer part numbers on file
Manufacturer of record: Circor Naval Solutions Llc Dba Warren Pumps

Identification

NSN: 4320-01-113-5559
NIIN: 011135559
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: A701
Manufacturer: Circor Naval Solutions Llc Dba Warren Pumps

General Description

The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-01-113-5559, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4320-01-113-5559
Primary Part Number	A701
Item Name	Impeller,pump,centrifugal
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Circor Naval Solutions Llc Dba Warren Pumps
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	S

⇄ Related Items 1

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

8145-01-732-8520A701 POSSIBLE MATCH

SHIPPING AND STORAGE CONTAINER,T

Possible match (shared part number)D-2 Incorporated

Cross-Reference Index

Part Number	Manufacturer
A701 PC 21	Circor Naval Solutions Llc Dba Warren Pumps (USA)
A701 PRIMARY	Circor Naval Solutions Llc Dba Warren Pumps (USA)

Related Parts

8145-01-732-8520POSSIBLE MATCH

SHIPPING AND STORAGE CONTAINER,T

A701

Frequently Asked Questions

What is NSN 4320-01-113-5559?

NSN 4320-01-113-5559 is a Impeller,pump,centrifugal, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-113-5559?

NSN 4320-01-113-5559 has 2 manufacturer part numbers on file: A701 PC 21 (Circor Naval Solutions Llc Dba Warren Pumps), A701 (Circor Naval Solutions Llc Dba Warren Pumps).

What NSN replaces 4320-01-113-5559?

1 possible match (shared part number, not a government interchangeability claim): 8145-01-732-8520. Verify interchangeability with system specifications before substitution.

What are the specifications of A701?

Key specifications for A701: End Item Identification: IMPELLER,PUMP,CENTRIFUGAL,HOUDAILLE INDUSTRIES,MODEL 4TDHA6. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-113-5559 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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