PartsTable TECHNICAL DATA SHEET

NSN 4320-01-188-3702Government record, cited

Plunger and Crosshead, Pump4320-01-188-3702

NSN 4320-01-188-3702 · NIIN 011883702 · Part number 10007-043A

Nikkiso Pumps America, Inc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 58442

Government record, cited

NSN 4320-01-188-3702 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-188-3702. Manufacturer of record part number: 10007-043A.

Also searched as 4320-01-188-3702 · 4320011883702 · NIIN 011883702 · 01-188-3702 · FSC 4320 Power and Hand Pumps · CAGE 58442 · 10007-043A · 1520

Nearby stock numbers ← 4320-01-188-3701 Connecting Rod Assembly · 4320-01-188-3706 Plate, Valve, Motor →

Features

Plunger and Crosshead,pump — FSC 4320
General Characteristics Item Description: CRES,440C; 1/2 IN.; PRE-ASSEMBLED IN
1 manufacturer part number on file
Manufacturer of record: Nikkiso Pumps America, Inc

Identification

NSN: 4320-01-188-3702
NIIN: 011883702
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 10007-043A
Manufacturer: Nikkiso Pumps America, Inc

General Description

The Plunger and Crosshead,pump, cataloged under National Stock Number 4320-01-188-3702, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Nikkiso Pumps America, Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4320-01-188-3702
Primary Part Number	10007-043A
Item Name	Plunger and Crosshead,pump
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Nikkiso Pumps America, Inc
Status	ACTIVE
General Characteristics Item Description	CRES,440C; 1/2 IN.; PRE-ASSEMBLED IN

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
10007-043A PRIMARY	Nikkiso Pumps America, Inc (USA)

Reference documents

Reference	Meaning
1520	5/9 Secondary reference Nikkiso Pumps America, 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 4320-01-188-3702?

NSN 4320-01-188-3702 is a Plunger and Crosshead,pump, manufactured by Nikkiso Pumps America, Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-188-3702?

NSN 4320-01-188-3702 has 1 manufacturer part number on file: 10007-043A (Nikkiso Pumps America, Inc).

What are the specifications of 10007-043A?

Key specifications for 10007-043A: General Characteristics Item Description: CRES,440C; 1/2 IN.; PRE-ASSEMBLED IN; End Item Identification: HYDROFLO CORPORATION METERING PUMP,MODEL CI0449-0901. 1 specification is documented in the U.S. Government catalog.

Is NSN 4320-01-188-3702 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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