PartsTable TECHNICAL DATA SHEET

NSN 4320-01-199-3559Government record, cited

Pump, Variable4320-01-199-3559

NSN 4320-01-199-3559 · NIIN 011993559

FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors

Government record, cited

Also searched as 4320-01-199-3559 · 4320011993559 · NIIN 011993559 · 01-199-3559 · FSC 4320 Power and Hand Pumps · 22-5201 · 22-2087PV · 22-2087/M · 22-2087/M

Nearby stock numbers ← 4320-01-199-3558 Pump, Variable · 4320-01-199-3561 Pump, Charge →

Features

Pump,variable — FSC 4320

Identification

NSN: 4320-01-199-3559
NIIN: 011993559
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors

General Description

The Pump,variable, cataloged under National Stock Number 4320-01-199-3559, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts

Item Name	Pump,variable
FSC / FSG	4320 — Power and Hand Pumps (FSG 43)

Technical Specifications

Parameter	Value
NSN	4320-01-199-3559
Item Name	Pump,variable
FSC / FSG	4320 / 43 — Power and Hand 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)

⇄ Related Items 5

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

4730-01-373-01026509887 POSSIBLE MATCH

ADAPTER,STRAIGHT,FLANGE TO PIPE

Possible match (shared part number)Raytheon Company Div Rmd Strategic

6640-01-623-7447225-2-01 POSSIBLE MATCH

SLIDE,MICROSCOPE

Possible match (shared part number)Skc Inc

6515-01-652-8533225201 POSSIBLE MATCH

EFFECT ELECTRODE

Possible match (shared part number)Depuy Mitek, Inc.

6120-01-694-9773225201 POSSIBLE MATCH

TRANSFORMER,POWER

Possible match (shared part number)Hammond Power Solutions, Inc

6940-01-703-3114225201 POSSIBLE MATCH

SIMULATOR,RADIO FREQUENCY DETECT

Possible match (shared part number)Radiation Safety & Control Services, Inc. Dba Rscs

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
22-5201	D/9 Drawing number reference only Sauer-Sundstrand Hydro-Transmission Div
22-2087PV	3/9 Design control — primary reference Sauer-Sundstrand Hydro-Transmission Div
22-2087/M	5/9 Secondary reference Sauer Sundstrand
22-2087/M	5/9 Secondary reference Sauer-Sundstrand Hydro-Transmission Div

Related Parts

4730-01-373-0102POSSIBLE MATCH

ADAPTER,STRAIGHT,FLANGE TO PIPE

6509887

6640-01-623-7447POSSIBLE MATCH

SLIDE,MICROSCOPE

225-2-01

6515-01-652-8533POSSIBLE MATCH

EFFECT ELECTRODE

225201

6120-01-694-9773POSSIBLE MATCH

TRANSFORMER,POWER

225201

6940-01-703-3114POSSIBLE MATCH

SIMULATOR,RADIO FREQUENCY DETECT

225201

Frequently Asked Questions

What is NSN 4320-01-199-3559?

NSN 4320-01-199-3559 is a Pump,variable, classified under FSC 4320, Power and Hand Pumps. Status: active.

What NSN replaces 4320-01-199-3559?

5 possible matches (shared part number, not a government interchangeability claim): 4730-01-373-0102, 6640-01-623-7447, 6515-01-652-8533. Verify interchangeability with system specifications before substitution.

Is NSN 4320-01-199-3559 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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