PartsTable TECHNICAL DATA SHEET

NSN 4320-00-005-4960Government record, cited

Rotor, Pump4320-00-005-4960

NSN 4320-00-005-4960 · NIIN 000054960 · Part number DSP400A

Circor Pumps North America Llc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 59180

Government record, cited

NSN 4320-00-005-4960 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-005-4960. Manufacturer of record part number: DSP400A.

Also searched as 4320-00-005-4960 · 4320000054960 · NIIN 000054960 · 00-005-4960 · FSC 4320 Power and Hand Pumps · CAGE 59180 · DSP400A · DSP400A0000 · DSP400A0000

Nearby stock numbers ← 4320-00-005-4941 · 4320-00-005-4961 Rotor, Idler, Pump →

Features

Rotor,pump — FSC 4320
1 manufacturer part number on file
Manufacturer of record: Circor Pumps North America Llc

Identification

NSN: 4320-00-005-4960
NIIN: 000054960
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: DSP400A
Manufacturer: Circor Pumps North America Llc

General Description

The Rotor,pump, cataloged under National Stock Number 4320-00-005-4960, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Circor Pumps North America Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Rotor,pump
FSC / FSG	4320 — Power and Hand Pumps (FSG 43)
Manufacturers	Circor Pumps North America Llc (CAGE 59180)

Technical Specifications

Parameter	Value
NSN	4320-00-005-4960
Primary Part Number	DSP400A
Item Name	Rotor,pump
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Circor Pumps North America 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
DSP400A PRIMARY	Circor Pumps North America Llc (USA)

Reference documents

Reference	Meaning
DSP400A0000	5/9 Secondary reference Circor Pumps North America Llc
DSP400A	5/9 Secondary reference Siemens Energy, Inc.
DSP400A0000	5/9 Secondary reference Siemens Energy, Inc.

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 4320-00-005-4960?

NSN 4320-00-005-4960 is a Rotor,pump, manufactured by Circor Pumps North America Llc, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-00-005-4960?

NSN 4320-00-005-4960 has 1 manufacturer part number on file: DSP400A (Circor Pumps North America Llc).

Is NSN 4320-00-005-4960 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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