PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11A8573Gasket

Napco International Llc Dba Napco International Inc · NSN 5330-00-291-8985 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-291-8985 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-291-8985. Primary manufacturer part number: 11A8573.
Features
  • Gasket — FSC 5330
  • Largest Bolt Hole Diameter: 0.594 INCHES NOMINAL IN
  • Material Document and Classification: MIL-G-12803,NO. +3313-B MIL SPEC ALL MATERIAL RESPONSES OVERALL
  • Material: PAPER AND GLUE OVERALL
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • Cross-Sectional Thickness: 0.010 INCHES NOMINAL IN
  • Side Radius From Gasket Center: 2.938 INCHES NOMINAL IN
  • Smallest Bolt Hole Diameter: 0.531 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Paper and Glue Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-291-8985, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-291-8985
Primary Part Number11A8573
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerNapco International Llc Dba Napco International Inc
StatusACTIVE
Largest Bolt Hole Diameter0.594 INCHES NOMINAL IN
Material Document and ClassificationMIL-G-12803,NO. +3313-B MIL SPEC ALL MATERIAL RESPONSES OVERALL
MaterialPAPER AND GLUE OVERALL
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Cross-Sectional Thickness0.010 INCHES NOMINAL IN
Side Radius From Gasket Center2.938 INCHES NOMINAL IN
Smallest Bolt Hole Diameter0.531 INCHES NOMINAL IN
Bolt Circle Diameter5.750 INCHES NOMINAL IN
Outside Corner Radius0.500 INCHES NOMINAL IN
Aperture Diameter4.781 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6210-00-067-8374 INTERCHANGEABLE
Lens,light
Cross-Reference Index
Part NumberManufacturer
2808V22 Kaitlin Corp (USA)
92281 White Motor Corp (USA)
145839 Brockway Motor Trucks Div of Mack Trucks Inc (USA)
11A8573 PRIMARY Napco International Llc Dba Napco International Inc (USA)
2808V22 Paccar Government Group Co Yarrow Bay Office Pk (USA)
2808V22 Meritor Heavy Vehicle Systems, Llc (USA)
2808V22 Corbitt Co Inc (USA)
11BMT132 PRIMARY Mack Trucks Inc Parts Opn (USA)
BB6054 Diamond Reo Truck Co (USA)
6156750 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
2808V22 PRIMARY Kenworth Truck Co a Div of Paccar Inc (USA)
2035357 General Motors Corp (USA)
2035357 General Motors Llc Dba General Motors Llc (USA)
Related Parts
6210-00-067-8374INTERCHANGEABLE
LENS,LIGHT

Frequently Asked Questions

What is NSN 5330-00-291-8985?

NSN 5330-00-291-8985 is a Gasket, manufactured by Napco International Llc Dba Napco International Inc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-291-8985?

NSN 5330-00-291-8985 has 13 cross-referenced part numbers: 2808V22 (Kaitlin Corp), 92281 (White Motor Corp), 145839 (Brockway Motor Trucks Div of Mack Trucks Inc), 11A8573 (Napco International Llc Dba Napco International Inc), 2808V22 (Paccar Government Group Co Yarrow Bay Office Pk) and 8 more.

What NSN replaces 5330-00-291-8985?

There is 1 known substitute for 5330-00-291-8985: 6210-00-067-8374. Verify interchangeability with system specifications before substitution.

What are the specifications of 11A8573?

Key specifications for 11A8573: Largest Bolt Hole Diameter: 0.594 INCHES NOMINAL IN; Material Document and Classification: MIL-G-12803,NO. +3313-B MIL SPEC ALL MATERIAL RESPONSES OVERALL; Material: PAPER AND GLUE OVERALL; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION. 11 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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