PartsTable TECHNICAL DATA SHEET

NSN 4320-01-588-7689Government record, cited

Volute Wear Ring4320-01-588-7689

NSN 4320-01-588-7689 · NIIN 015887689 · Part number US7-11C001-552

Carver Pump Company · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 10941

Government record, cited

NSN 4320-01-588-7689 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-588-7689. Manufacturer of record part number: US7-11C001-552.

Also searched as 4320-01-588-7689 · 4320015887689 · NIIN 015887689 · 01-588-7689 · FSC 4320 Power and Hand Pumps · CAGE 10941 · US7-11C001-552 · US7-11C001-550

Nearby stock numbers ← 4320-01-588-7636 Impeller, Pump, Centrifugal · 4320-01-588-7694 Ring, Wearing →

Features

Volute Wear Ring — FSC 4320
1 manufacturer part number on file
Manufacturer of record: Carver Pump Company

Identification

NSN: 4320-01-588-7689
NIIN: 015887689
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: US7-11C001-552
Manufacturer: Carver Pump Company

General Description

The Volute Wear Ring, cataloged under National Stock Number 4320-01-588-7689, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Carver Pump Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4320-01-588-7689
Primary Part Number	US7-11C001-552
Item Name	Volute Wear Ring
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Carver Pump Company
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
US7-11C001-552 PRIMARY	Carver Pump Company (USA)

Reference documents

Reference	Meaning
US7-11C001-550	3/9 Design control — primary reference Carver Pump Company

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 4320-01-588-7689?

NSN 4320-01-588-7689 is a Volute Wear Ring, manufactured by Carver Pump Company, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-588-7689?

NSN 4320-01-588-7689 has 1 manufacturer part number on file: US7-11C001-552 (Carver Pump Company).

What are the specifications of US7-11C001-552?

Key specifications for US7-11C001-552: End Item Identification: 10X10X20 PUMP. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-588-7689 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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