PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21089Seal Assembly

Copeland Corp · NSN 5330-00-418-4262 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-418-4262 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-418-4262. Primary manufacturer part number: 21089.
Features
  • Seal Assembly — FSC 5330
  • 2 verified cross-references
  • Primary manufacturer: Copeland Corp
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal Assembly, cataloged under National Stock Number 5330-00-418-4262, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Copeland Corp. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeal Assembly
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersCopeland Corp (CAGE 14569)
Technical Specifications
ParameterValue
NSN5330-00-418-4262
Primary Part Number21089
Item NameSeal Assembly
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerCopeland Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5305-00-038-8995NAS1352-4-16P INTERCHANGEABLE
Screw,cap,socket Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5996-00-133-4292400065 INTERCHANGEABLE
Amplifier,magnetic
Dbp Microwave Inc. Dba Dbp Microwave Inc.
4720-00-184-825721089 INTERCHANGEABLE
Hose Assembly,nonmetallic
Abb Installation Products Inc
1650-00-486-024121089 INTERCHANGEABLE
Valve,directional F
Hydro-Aire Aerospace Corp
5998-00-563-0474 INTERCHANGEABLE
Circuit Card Assembly
5305-00-582-849115X485 INTERCHANGEABLE
Screw,machine
Napco International Llc Dba Napco International Inc
5310-01-099-038621089 INTERCHANGEABLE
Washer,flat
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
5985-01-319-8304187802 INTERCHANGEABLE
Coupler,rotary,radio Frequency
Northrop Grumman Systems Corporation
1650-01-335-457221089 INTERCHANGEABLE
Plate,fluid
Parker Hannifin Corporation Div Hydraulic Systems Division
Cross-Reference Index
Part NumberManufacturer
21089 Copeland Corp (USA)
21208PC59 Copeland Corp (USA)
Related Parts
5305-00-038-8995INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
NAS1352-4-16P
5996-00-133-4292INTERCHANGEABLE
AMPLIFIER,MAGNETIC
400065
4720-00-184-8257INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
21089
1650-00-486-0241INTERCHANGEABLE
VALVE,DIRECTIONAL F
21089
5998-00-563-0474INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5305-00-582-8491INTERCHANGEABLE
SCREW,MACHINE
15X485
5310-01-099-0386INTERCHANGEABLE
WASHER,FLAT
21089
5985-01-319-8304INTERCHANGEABLE
COUPLER,ROTARY,RADIO FREQUENCY
187802
1650-01-335-4572INTERCHANGEABLE
PLATE,FLUID
21089

Frequently Asked Questions

What is NSN 5330-00-418-4262?

NSN 5330-00-418-4262 is a Seal Assembly, manufactured by Copeland Corp, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-418-4262?

NSN 5330-00-418-4262 has 2 cross-referenced part numbers: 21089 (Copeland Corp), 21208PC59 (Copeland Corp).

What NSN replaces 5330-00-418-4262?

There are 9 known substitutes for 5330-00-418-4262: 5305-00-038-8995, 5996-00-133-4292, 4720-00-184-8257 and 6 more. Verify interchangeability with system specifications before substitution.

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