PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20406Plug,machine Thread

Parker-Hannifin Corporation Dba Control Systems Division · NSN 5365-00-564-7789 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-00-564-7789 — this item is cataloged by the U.S. Government under National Stock Number 5365-00-564-7789. Primary manufacturer part number: 20406.
Features
  • Plug,machine Thread — FSC 5365
  • Material: ALUMINUM ALLOY OVERALL
  • Thread Series Designator: UNEF EXTERNAL
  • Connection Style: PLAIN
  • Thread Direction: RIGHT-HAND EXTERNAL
  • Nominal Thread Size: 1.250 INCHES EXTERNAL IN
  • Body Core Diameter: 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
  • Surface Treatment: ANODIZE OVERALL
Applications
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Plug,machine Thread, cataloged under National Stock Number 5365-00-564-7789, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Control Systems Division. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-00-564-7789
Primary Part Number20406
Item NamePlug,machine Thread
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerParker-Hannifin Corporation Dba Control Systems Division
StatusACTIVE
MaterialALUMINUM ALLOY OVERALL
Thread Series DesignatorUNEF EXTERNAL
Connection StylePLAIN
Thread DirectionRIGHT-HAND EXTERNAL
Nominal Thread Size1.250 INCHES EXTERNAL IN
Body Core Diameter0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
Surface TreatmentANODIZE OVERALL
Thread Class3A EXTERNAL A
Head Diameter1.250 INCHES NOMINAL IN
Head Height0.075 INCHES NOMINAL IN
Core Depth0.463 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-156-6804654-1 INTERCHANGEABLE
Bearing,ball,annular
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5940-00-279-97122040-6 INTERCHANGEABLE
Terminal,lug
Brainin-Advance Industries, Llc
5975-00-372-37352150 INTERCHANGEABLE
Coupling,electrical Conduit
Raco, a Division of Hubbell Incorporated(delaware)
6610-00-514-578820406 INTERCHANGEABLE
Indicator,attitude
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
5310-00-595-7617 INTERCHANGEABLE
Washer,keyway
3040-00-878-4204 INTERCHANGEABLE
Shaft,straight
4730-00-906-7922 INTERCHANGEABLE
Sleeve,compression,tube-Hose Fit
5940-01-012-680710-503-8 INTERCHANGEABLE
Terminal,feedthru
Concord Electronics, Inc.
5915-01-092-640292128 INTERCHANGEABLE
Filter,band Pass
Drs Signal Solutions, Inc.
7050-01-280-9259 INTERCHANGEABLE
Converter,digital to Analog
Cross-Reference Index
Part NumberManufacturer
20406 PRIMARY Parker-Hannifin Corporation Dba Control Systems Division (USA)
Related Parts
3110-00-156-6804INTERCHANGEABLE
BEARING,BALL,ANNULAR
654-1
5940-00-279-9712INTERCHANGEABLE
TERMINAL,LUG
2040-6
5975-00-372-3735INTERCHANGEABLE
COUPLING,ELECTRICAL CONDUIT
2150
6610-00-514-5788INTERCHANGEABLE
INDICATOR,ATTITUDE
20406
5310-00-595-7617INTERCHANGEABLE
WASHER,KEYWAY
3040-00-878-4204INTERCHANGEABLE
SHAFT,STRAIGHT
4730-00-906-7922INTERCHANGEABLE
SLEEVE,COMPRESSION,TUBE-HOSE FIT
5940-01-012-6807INTERCHANGEABLE
TERMINAL,FEEDTHRU
10-503-8
5915-01-092-6402INTERCHANGEABLE
FILTER,BAND PASS
92128
7050-01-280-9259INTERCHANGEABLE
CONVERTER,DIGITAL TO ANALOG
3040-01-312-1321INTERCHANGEABLE
SHAFT,SHOULDERED
20406
4320-01-321-8483INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
20406

Frequently Asked Questions

What is NSN 5365-00-564-7789?

NSN 5365-00-564-7789 is a Plug,machine Thread, manufactured by Parker-Hannifin Corporation Dba Control Systems Division, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-00-564-7789?

NSN 5365-00-564-7789 has 1 cross-referenced part number: 20406 (Parker-Hannifin Corporation Dba Control Systems Division).

What NSN replaces 5365-00-564-7789?

There are 12 known substitutes for 5365-00-564-7789: 3110-00-156-6804, 5940-00-279-9712, 5975-00-372-3735 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20406?

Key specifications for 20406: Material: ALUMINUM ALLOY OVERALL; Thread Series Designator: UNEF EXTERNAL; Connection Style: PLAIN; Thread Direction: RIGHT-HAND EXTERNAL. 12 total characteristics are documented in the Federal Logistics Information System.

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