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NSN 4320-01-550-9511Government record, cited

Pump Unit, Centrifugal4320-01-550-9511

NSN 4320-01-550-9511 · NIIN 015509511 · Part number 998-1205-B-01

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

Government record, cited

NSN 4320-01-550-9511 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-550-9511. Manufacturer of record part number: 998-1205-B-01.

Also searched as 4320-01-550-9511 · 4320015509511 · NIIN 015509511 · 01-550-9511 · FSC 4320 Power and Hand Pumps · CAGE 10941 · 998-1205-B-01 · 999-1205-B-01 REV B IT 1 · 999-1205-B-01

Nearby stock numbers ← 4320-01-550-9500 Pump, Hydraulic Ram, Hand Driven · 4320-01-550-9621 Ring, Lantern →

Features

Pump Unit,centrifugal — FSC 4320
1 manufacturer part number on file
Manufacturer of record: Carver Pump Company

Identification

NSN: 4320-01-550-9511
NIIN: 015509511
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 998-1205-B-01
Manufacturer: Carver Pump Company

General Description

The Pump Unit,centrifugal, cataloged under National Stock Number 4320-01-550-9511, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Pump Unit,centrifugal
FSC / FSG	4320 — Power and Hand Pumps (FSG 43)
Manufacturers	Carver Pump Company (CAGE 10941)

Technical Specifications

Parameter	Value
NSN	4320-01-550-9511
Primary Part Number	998-1205-B-01
Item Name	Pump Unit,centrifugal
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Carver Pump Company
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL B — Remove Demilitarization Key Points
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
998-1205-B-01 PRIMARY	Carver Pump Company (USA)

Reference documents

Reference	Meaning
999-1205-B-01 REV B IT 1	5/9 Secondary reference Carver Pump Company
999-1205-B-01	5/9 Secondary 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 4320-01-550-9511?

NSN 4320-01-550-9511 is a Pump Unit,centrifugal, manufactured by Carver Pump Company, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-550-9511?

NSN 4320-01-550-9511 has 1 manufacturer part number on file: 998-1205-B-01 (Carver Pump Company).

Is NSN 4320-01-550-9511 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.

What is the DEMIL code for NSN 4320-01-550-9511?

NSN 4320-01-550-9511 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.

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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