PartsTable TECHNICAL DATA SHEET

JULY 2026Technical Data Sheet

050-BU066-00040Bushing,sleeve

Name: 050-BU066-00040
SKU: 3120-01-521-0431

Parker-Hannifin Corporation Div Cylinder Division · NSN 3120-01-521-0431 · FSC 3120 · No Item Name Available

Verified by PartsTable

NSN 3120-01-521-0431 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-521-0431. Primary manufacturer part number: 050-BU066-00040.

3120-01-521-0431 — No Item Name Available illustration

Features

Bushing,sleeve — FSC 3120
6 verified cross-references
Primary manufacturer: Parker-Hannifin Corporation Div Cylinder Division

Applications

Industrial machinery bearing replacement
Motor and pump shaft assemblies
HVAC blower and fan assemblies

General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-01-521-0431, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Parker-Hannifin Corporation Div Cylinder Division. This item has 6 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts

Item Name	Bushing,sleeve
FSC / FSG	3120 — No Item Name Available (FSG 31)
Manufacturers	Parker-Hannifin Corporation Div Cylinder Division (CAGE 95208)

Technical Specifications

Parameter	Value
NSN	3120-01-521-0431
Primary Part Number	050-BU066-00040
Item Name	Bushing,sleeve
FSC / FSG	3120 / 31 — No Item Name Available
Manufacturer	Parker-Hannifin Corporation Div Cylinder Division
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
HAZMAT	No

⇄ Verified Substitutes 5

4710-01-520-6391 INTERCHANGEABLE

Tube,metallic

3040-01-520-9174 INTERCHANGEABLE

Cylinder,hydraulic Accumulator

5365-01-521-0425 INTERCHANGEABLE

Plug,machine Thread

4820-01-521-1649CWEA-LIN INTERCHANGEABLE

Valve,hold,boom Hoist Cylinder

Sun Hydraulics Corporation

5365-01-521-5697 INTERCHANGEABLE

Plug,ball Check

Cross-Reference Index

Part Number	Manufacturer
050-BU066-00040	Parker-Hannifin Corporation Div Cylinder Division (USA)
050-BU066-400	Parker-Hannifin Corporation Div Cylinder Division (USA)
128968	Parker-Hannifin Corporation Div Cylinder Division (USA)
050-BU066-0040	Parker-Hannifin Corporation Div Cylinder Division (USA)
95142079	Parker-Hannifin Corporation Div Cylinder Division (USA)
95142079 ITEM 15	Parker-Hannifin Corporation Div Cylinder Division (USA)

Related Parts

4710-01-520-6391INTERCHANGEABLE

TUBE,METALLIC

3040-01-520-9174INTERCHANGEABLE

CYLINDER,HYDRAULIC ACCUMULATOR

5365-01-521-0425INTERCHANGEABLE

PLUG,MACHINE THREAD

4820-01-521-1649INTERCHANGEABLE

VALVE,HOLD,BOOM HOIST CYLINDER

CWEA-LIN

5365-01-521-5697INTERCHANGEABLE

PLUG,BALL CHECK

Frequently Asked Questions

What is NSN 3120-01-521-0431?

NSN 3120-01-521-0431 is a Bushing,sleeve, manufactured by Parker-Hannifin Corporation Div Cylinder Division, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-521-0431?

NSN 3120-01-521-0431 has 6 cross-referenced part numbers: 050-BU066-00040 (Parker-Hannifin Corporation Div Cylinder Division), 050-BU066-400 (Parker-Hannifin Corporation Div Cylinder Division), 128968 (Parker-Hannifin Corporation Div Cylinder Division), 050-BU066-0040 (Parker-Hannifin Corporation Div Cylinder Division), 95142079 (Parker-Hannifin Corporation Div Cylinder Division) and 1 more.

What NSN replaces 3120-01-521-0431?

There are 5 known substitutes for 3120-01-521-0431: 4710-01-520-6391, 3040-01-520-9174, 5365-01-521-0425 and 2 more. Verify interchangeability with system specifications before substitution.

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.

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