PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1A5889Gasket

Napco International Llc Dba Napco International Inc · NSN 5330-00-291-4503 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-291-4503 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-291-4503. Primary manufacturer part number: 1A5889.
Features
  • Gasket — FSC 5330
  • Material: RUBBER SYNTHETIC OVERALL
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • Style Designator: CIRCULAR
  • Hardness Rating: 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM OVERALL
  • Outside Diameter: 4.731 INCHES MINIMUM AND 4.741 INCHES MAXIMUM IN
  • Aperture Diameter: 4.330 INCHES MINIMUM AND 4.340 INCHES MAXIMUM IN
  • Cross-Sectional Thickness: 0.073 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-291-4503, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Napco International Llc Dba Napco International Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-291-4503
Primary Part Number1A5889
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerNapco International Llc Dba Napco International Inc
StatusCANCELLED
MaterialRUBBER SYNTHETIC OVERALL
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Style DesignatorCIRCULAR
Hardness Rating85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM OVERALL
Outside Diameter4.731 INCHES MINIMUM AND 4.741 INCHES MAXIMUM IN
Aperture Diameter4.330 INCHES MINIMUM AND 4.340 INCHES MAXIMUM IN
Cross-Sectional Thickness0.073 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5120-00-177-7324 INTERCHANGEABLE
Screwdriver Attachment,socket Wr
2810-00-396-400568325 INTERCHANGEABLE
Seat,valve Spring
Textron Lycoming Inc Williamsport Plant
5950-00-461-9088 INTERCHANGEABLE
Transformer,audio Frequency
3020-00-504-780610615 INTERCHANGEABLE
Gear,spur
The Aeronautical Instrument and Radio Company Dba the Aeronautical Instrument and Radio Company Div the Aeronautical Instrument and
5935-00-830-6348T41112 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Allied Controls, Inc.
5950-00-909-9306C2087-1 INTERCHANGEABLE
Transformer,power Autotransforme
Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
2330-00-926-3690 INTERCHANGEABLE
Semitrailer,van
5935-00-998-1797H1061-1G3L INTERCHANGEABLE
Connector,receptacle,electrical
Tower Mfg Corp
5935-01-145-98631061-5 INTERCHANGEABLE
Connector,receptacle,electrical
Tower Mfg Corp
6525-01-571-3961453567449761 INTERCHANGEABLE
Power Supply,computed Tomography
Phillips Medical Systems North America Co
Cross-Reference Index
Part NumberManufacturer
10615 Cleveland Formgrading Co (USA)
42862B Hercules Engine Co Inc (USA)
1A5889 PRIMARY Napco International Llc Dba Napco International Inc (USA)
T8483 Towmotor Corp Dallas Plant Sub of Caterpillar Tractor Co (USA)
10615 Lenard Packaging Co Inc the (USA)
42862B Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
68325 Hyster-Yale Group, Inc. (USA)
10615 PRIMARY Honeywell International Inc Dba Honeywell Div Consumer Products Group (USA)
4506161 Agco Corp Parts Opn (USA)
4506181-1 PRIMARY Agco Corp Parts Opn (USA)
521495 Sasco Inc Canadian Div
UFR10615 Dresser, Llc (USA)
Related Parts
5120-00-177-7324INTERCHANGEABLE
SCREWDRIVER ATTACHMENT,SOCKET WR
2810-00-396-4005INTERCHANGEABLE
SEAT,VALVE SPRING
68325
5950-00-461-9088INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
3020-00-504-7806INTERCHANGEABLE
GEAR,SPUR
10615
5935-00-830-6348INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
T41112
5950-00-909-9306INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
C2087-1
2330-00-926-3690INTERCHANGEABLE
SEMITRAILER,VAN
5935-00-998-1797INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
H1061-1G3L
5935-01-145-9863INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
1061-5
6525-01-571-3961INTERCHANGEABLE
POWER SUPPLY,COMPUTED TOMOGRAPHY
453567449761
5950-01-669-4303INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
4320-01-708-8934INTERCHANGEABLE
PISTON,PUMP
10615

Frequently Asked Questions

What is NSN 5330-00-291-4503?

NSN 5330-00-291-4503 is a Gasket, manufactured by Napco International Llc Dba Napco International Inc, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-291-4503?

NSN 5330-00-291-4503 has 12 cross-referenced part numbers: 10615 (Cleveland Formgrading Co), 42862B (Hercules Engine Co Inc), 1A5889 (Napco International Llc Dba Napco International Inc), T8483 (Towmotor Corp Dallas Plant Sub of Caterpillar Tractor Co), 10615 (Lenard Packaging Co Inc the) and 7 more.

What NSN replaces 5330-00-291-4503?

There are 12 known substitutes for 5330-00-291-4503: 5120-00-177-7324, 2810-00-396-4005, 5950-00-461-9088 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1A5889?

Key specifications for 1A5889: Material: RUBBER SYNTHETIC OVERALL; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION; Style Designator: CIRCULAR; Hardness Rating: 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM OVERALL. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-291-4503 still in active supply?

NSN 5330-00-291-4503 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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