PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

515820Gasket

Sealcraft Corporation · NSN 5330-00-774-4566 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-774-4566 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-774-4566. Primary manufacturer part number: 515820.
Features
  • Gasket — FSC 5330
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • Aperture Diameter: 2.531 INCHES NOMINAL IN
  • Hole Diameter: 0.360 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
  • Material Document and Classification: MIL-G-12803,+1141-A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: ASBESTOS AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
  • Outside Corner Radius: 0.380 INCHES NOMINAL IN
  • Cross-Sectional Thickness: 0.020 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Asbestos and Rubber Butadiene-Acrylonitrile Class Nbr Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-774-4566, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sealcraft Corporation. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5330-00-774-4566
Primary Part Number515820
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerSealcraft Corporation
StatusACTIVE
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Aperture Diameter2.531 INCHES NOMINAL IN
Hole Diameter0.360 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Material Document and ClassificationMIL-G-12803,+1141-A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialASBESTOS AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
Outside Corner Radius0.380 INCHES NOMINAL IN
Cross-Sectional Thickness0.020 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6680-00-913-58285158-20 INTERCHANGEABLE
Tube,indicator
King Engineering Corporation Dba King-Gage Systems
Cross-Reference Index
Part NumberManufacturer
515820 PRIMARY Sealcraft Corporation (USA)
7744566 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
6680-00-913-5828INTERCHANGEABLE
TUBE,INDICATOR
5158-20

Frequently Asked Questions

What is NSN 5330-00-774-4566?

NSN 5330-00-774-4566 is a Gasket, manufactured by Sealcraft Corporation, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-774-4566?

NSN 5330-00-774-4566 has 2 cross-referenced part numbers: 515820 (Sealcraft Corporation), 7744566 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 5330-00-774-4566?

There is 1 known substitute for 5330-00-774-4566: 6680-00-913-5828. Verify interchangeability with system specifications before substitution.

What are the specifications of 515820?

Key specifications for 515820: Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION; Aperture Diameter: 2.531 INCHES NOMINAL IN; Hole Diameter: 0.360 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN; Material Document and Classification: MIL-G-12803,+1141-A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 7 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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