PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21353Connector,fluid,pump

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 4320-01-252-4785 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-252-4785 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-252-4785. Primary manufacturer part number: 21353.
Features
  • Connector,fluid,pump — FSC 4320
  • Material: STEEL
  • 1 verified cross-reference
  • Primary manufacturer: Parker Hannifin Corporation Div Hydraulic Systems Division
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Electrical interconnection
  • Signal interface mating
General Description

The Connector,fluid,pump, cataloged under National Stock Number 4320-01-252-4785, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Parker Hannifin Corporation Div Hydraulic Systems Division. Government technical data includes 1 verified specification, 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-252-4785
Primary Part Number21353
Item NameConnector,fluid,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusACTIVE
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3020-00-761-8778190SBD3 INTERCHANGEABLE
Chain,roller
Rexnord Holdings Inc
5340-01-151-706221353 INTERCHANGEABLE
Boot
Bradford Vibrators Co the
5998-01-432-274121353 INTERCHANGEABLE
Circuit Card Assembly
Giga-Tronics Incorporated Dba Giga-Tronics
4810-01-448-759421353-851-1 INTERCHANGEABLE
Sleeve and Slide,directional Con
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4810-01-448-817321353-1002-1 INTERCHANGEABLE
Piston,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
3040-01-449-272621353-1000-1 INTERCHANGEABLE
Shaft,shouldered
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
6230-01-530-3744 INTERCHANGEABLE
Flashlight
5306-01-646-554921353 INTERCHANGEABLE
Bolt,square Neck
Fastenal Company
Cross-Reference Index
Part NumberManufacturer
21353 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
Related Parts
3020-00-761-8778INTERCHANGEABLE
CHAIN,ROLLER
190SBD3
5340-01-151-7062INTERCHANGEABLE
BOOT
21353
5998-01-432-2741INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
21353
4810-01-448-7594INTERCHANGEABLE
SLEEVE AND SLIDE,DIRECTIONAL CON
21353-851-1
4810-01-448-8173INTERCHANGEABLE
PISTON,VALVE
21353-1002-1
3040-01-449-2726INTERCHANGEABLE
SHAFT,SHOULDERED
21353-1000-1
6230-01-530-3744INTERCHANGEABLE
FLASHLIGHT
5306-01-646-5549INTERCHANGEABLE
BOLT,SQUARE NECK
21353

Frequently Asked Questions

What is NSN 4320-01-252-4785?

NSN 4320-01-252-4785 is a Connector,fluid,pump, manufactured by Parker Hannifin Corporation Div Hydraulic Systems Division, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-252-4785?

NSN 4320-01-252-4785 has 1 cross-referenced part number: 21353 (Parker Hannifin Corporation Div Hydraulic Systems Division).

What NSN replaces 4320-01-252-4785?

There are 8 known substitutes for 4320-01-252-4785: 3020-00-761-8778, 5340-01-151-7062, 5998-01-432-2741 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21353?

Key specifications for 21353: Material: STEEL; End Item Identification: PUMP,ABEX CORP,AEROSPACE DIV,MODEL AP1Z113-01; Special Features: 5.000 IN. LG;5.000 IN. W;5.000 IN.DP IN. 3 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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