PartsTable TECHNICAL DATA SHEET

NSN 4320-00-072-4533Government record, cited

Piston, Pump4320-00-072-4533

NSN 4320-00-072-4533 · NIIN 000724533 · Part number HP437110

Tactair Fluid Controls Inc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 70236

Government record, cited

NSN 4320-00-072-4533 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-072-4533. Manufacturer of record part number: HP437110.

Also searched as 4320-00-072-4533 · 4320000724533 · NIIN 000724533 · 00-072-4533 · FSC 4320 Power and Hand Pumps · CAGE 70236 · HP437110

Nearby stock numbers ← 4320-00-072-4526 Seal Assembly, Shaft, Spring Loade · 4320-00-072-4587 Adaptor, Pump →

Features

Piston,pump — FSC 4320
1 manufacturer part number on file
Manufacturer of record: Tactair Fluid Controls Inc

Identification

NSN: 4320-00-072-4533
NIIN: 000724533
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: HP437110
Manufacturer: Tactair Fluid Controls Inc

General Description

The Piston,pump, cataloged under National Stock Number 4320-00-072-4533, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Tactair Fluid Controls Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Catalog Facts

Item Name	Piston,pump
FSC / FSG	4320 — Power and Hand Pumps (FSG 43)
Manufacturers	Tactair Fluid Controls Inc (CAGE 70236)

Technical Specifications

Parameter	Value
NSN	4320-00-072-4533
Primary Part Number	HP437110
Item Name	Piston,pump
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Tactair Fluid Controls Inc
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
HP437110 PRIMARY	Tactair Fluid Controls Inc (USA)

Reference documents

Reference	Meaning
HP437110	5/9 Secondary reference U.S. Government activity

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 4320-00-072-4533?

NSN 4320-00-072-4533 is a Piston,pump, manufactured by Tactair Fluid Controls Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-00-072-4533?

NSN 4320-00-072-4533 has 1 manufacturer part number on file: HP437110 (Tactair Fluid Controls Inc).

Is NSN 4320-00-072-4533 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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