PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

59618Retainer,seal and Bearing

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 4320-00-949-4590 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-949-4590 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-949-4590. Primary manufacturer part number: 59618.
Features
  • Retainer,seal and Bearing — FSC 4320
  • General Characteristics Item Description: 3.150 IN. OD FLANGE,1.688 IN. OD BODY,1.156 IN. ID,4 MTG HOLES 0.218 IN. ID IN
  • FSC Application Data: PUMP,AXIAL PISTONS
  • 1 verified cross-reference
  • Primary manufacturer: Parker Hannifin Corporation Div Hydraulic Systems Division
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
General Description

The Retainer,seal and Bearing, cataloged under National Stock Number 4320-00-949-4590, 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 2 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-949-4590
Primary Part Number59618
Item NameRetainer,seal and Bearing
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusACTIVE
General Characteristics Item Description3.150 IN. OD FLANGE,1.688 IN. OD BODY,1.156 IN. ID,4 MTG HOLES 0.218 IN. ID IN
FSC Application DataPUMP,AXIAL PISTONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5340-00-470-592551L1-1X1AA INTERCHANGEABLE
Latch,rim
Howmet Global Fastening Systems Inc Div Camloc Products
5342-01-189-7902 INTERCHANGEABLE
Patch Module
5331-01-304-237159-618 INTERCHANGEABLE
O-Ring
Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
Cross-Reference Index
Part NumberManufacturer
59618 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
Related Parts
5340-00-470-5925INTERCHANGEABLE
LATCH,RIM
51L1-1X1AA
5342-01-189-7902INTERCHANGEABLE
PATCH MODULE
5331-01-304-2371INTERCHANGEABLE
O-RING
59-618

Frequently Asked Questions

What is NSN 4320-00-949-4590?

NSN 4320-00-949-4590 is a Retainer,seal and Bearing, 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 4320-00-949-4590?

NSN 4320-00-949-4590 has 1 cross-referenced part number: 59618 (Parker Hannifin Corporation Div Hydraulic Systems Division).

What NSN replaces 4320-00-949-4590?

There are 3 known substitutes for 4320-00-949-4590: 5340-00-470-5925, 5342-01-189-7902, 5331-01-304-2371. Verify interchangeability with system specifications before substitution.

What are the specifications of 59618?

Key specifications for 59618: End Item Identification: 4320001623917 216-42463-1 PUMP; General Characteristics Item Description: 3.150 IN. OD FLANGE,1.688 IN. OD BODY,1.156 IN. ID,4 MTG HOLES 0.218 IN. ID IN; FSC Application Data: PUMP,AXIAL PISTONS. 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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