PartsTable TECHNICAL DATA SHEET

NSN 4320-01-656-0074Government record, cited

Pump, Hydraulic Ram, Hand Driven4320-01-656-0074

NSN 4320-01-656-0074 · NIIN 016560074 · Part number 1025A03-0470-01

The Entwistle Company Llc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 20722

Government record, cited

NSN 4320-01-656-0074 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-656-0074. Manufacturer of record part number: 1025A03-0470-01.

Also searched as 4320-01-656-0074 · 4320016560074 · NIIN 016560074 · 01-656-0074 · FSC 4320 Power and Hand Pumps · CAGE 20722 · 1025A03-0470-01 · 1025A03-0470

Nearby stock numbers ← 4320-01-655-9452 Ring, Wearing · 4320-01-656-0110 Parts Kit, Rotary Pump →

Features

Pump,hydraulic Ram,hand Driven — FSC 4320
1 manufacturer part number on file
Manufacturer of record: The Entwistle Company Llc

Identification

NSN: 4320-01-656-0074
NIIN: 016560074
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 1025A03-0470-01
Manufacturer: The Entwistle Company Llc

General Description

The Pump,hydraulic Ram,hand Driven, cataloged under National Stock Number 4320-01-656-0074, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is The Entwistle Company Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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,hydraulic Ram,hand Driven
FSC / FSG	4320 — Power and Hand Pumps (FSG 43)
Manufacturers	The Entwistle Company Llc (CAGE 20722)

Technical Specifications

Parameter	Value
NSN	4320-01-656-0074
Primary Part Number	1025A03-0470-01
Item Name	Pump,hydraulic Ram,hand Driven
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	The Entwistle Company 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
1025A03-0470-01 PRIMARY	The Entwistle Company Llc (USA)

Reference documents

Reference	Meaning
1025A03-0470	D/9 Drawing number reference only The Entwistle Company Llc

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 4320-01-656-0074?

NSN 4320-01-656-0074 is a Pump,hydraulic Ram,hand Driven, manufactured by The Entwistle Company Llc, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-656-0074?

NSN 4320-01-656-0074 has 1 manufacturer part number on file: 1025A03-0470-01 (The Entwistle Company Llc).

Is NSN 4320-01-656-0074 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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