PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21640Retainer,packing

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 5330-01-328-4327 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-328-4327 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-328-4327. Primary manufacturer part number: 21640.
Features
  • Retainer,packing — FSC 5330
  • 1 verified cross-reference
  • Primary manufacturer: Parker Hannifin Corporation Div Hydraulic Systems Division
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Retainer,packing, cataloged under National Stock Number 5330-01-328-4327, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Parker Hannifin Corporation Div Hydraulic Systems Division. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRetainer,packing
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersParker Hannifin Corporation Div Hydraulic Systems Division (CAGE 93835)
Technical Specifications
ParameterValue
NSN5330-01-328-4327
Primary Part Number21640
Item NameRetainer,packing
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5310-00-209-5116 INTERCHANGEABLE
Washer,lock
5355-00-604-37401168879 INTERCHANGEABLE
Knob
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4730-00-736-925621640 INTERCHANGEABLE
Packing Nut
Schneider Electric Systems Usa Inc
5330-01-255-0136638-05-508-0008 INTERCHANGEABLE
Seal,plain
Renold Inc Div Ajax
3040-01-294-3267 INTERCHANGEABLE
Worm Shaft
5930-01-674-567021-640 INTERCHANGEABLE
Switch,centrifugal
Pollak Joseph Corp
Cross-Reference Index
Part NumberManufacturer
21640 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
Related Parts
5310-00-209-5116INTERCHANGEABLE
WASHER,LOCK
5355-00-604-3740INTERCHANGEABLE
KNOB
1168879
4730-00-736-9256INTERCHANGEABLE
PACKING NUT
21640
5330-01-255-0136INTERCHANGEABLE
SEAL,PLAIN
638-05-508-0008
3040-01-294-3267INTERCHANGEABLE
WORM SHAFT
5930-01-674-5670INTERCHANGEABLE
SWITCH,CENTRIFUGAL
21-640

Frequently Asked Questions

What is NSN 5330-01-328-4327?

NSN 5330-01-328-4327 is a Retainer,packing, manufactured by Parker Hannifin Corporation Div Hydraulic Systems Division, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-328-4327?

NSN 5330-01-328-4327 has 1 cross-referenced part number: 21640 (Parker Hannifin Corporation Div Hydraulic Systems Division).

What NSN replaces 5330-01-328-4327?

There are 6 known substitutes for 5330-01-328-4327: 5310-00-209-5116, 5355-00-604-3740, 4730-00-736-9256 and 3 more. Verify interchangeability with system specifications before substitution.

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