PartsTable TECHNICAL DATA SHEET

NSN 4320-01-129-8741Government record, cited

Pump Unit4320-01-129-8741

NSN 4320-01-129-8741 · NIIN 011298741 · Part number D0A-101-DB

Gast Mfg Corp · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 24123

Government record, cited

NSN 4320-01-129-8741 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-129-8741. Manufacturer of record part number: D0A-101-DB.

Also searched as 4320-01-129-8741 · 4320011298741 · NIIN 011298741 · 01-129-8741 · FSC 4320 Power and Hand Pumps · CAGE 24123 · D0A-101-DB · 2089911-1

Nearby stock numbers ← 4320-01-129-8346 Pump, Hydraulic · 4320-01-129-9033 Seal Assembly, Shaft, Spring Loade →

Features

Pump Unit — FSC 4320
1 manufacturer part number on file
Manufacturer of record: Gast Mfg Corp

Identification

NSN: 4320-01-129-8741
NIIN: 011298741
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: D0A-101-DB
Manufacturer: Gast Mfg Corp

General Description

The Pump Unit, cataloged under National Stock Number 4320-01-129-8741, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Gast Mfg Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	Pump Unit
FSC / FSG	4320 — Power and Hand Pumps (FSG 43)
Manufacturers	Gast Mfg Corp (CAGE 24123)

Technical Specifications

Parameter	Value
NSN	4320-01-129-8741
Primary Part Number	D0A-101-DB
Item Name	Pump Unit
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Gast Mfg Corp
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
D0A-101-DB PRIMARY	Gast Mfg Corp (USA)

Reference documents

Reference	Meaning
2089911-1	3/2 Design control — primary 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 4320-01-129-8741?

NSN 4320-01-129-8741 is a Pump Unit, manufactured by Gast Mfg Corp, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-129-8741?

NSN 4320-01-129-8741 has 1 manufacturer part number on file: D0A-101-DB (Gast Mfg Corp).

Is NSN 4320-01-129-8741 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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