PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66527Gasket

Briggs and Stratton Corp · NSN 5330-00-182-8801 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-182-8801 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-182-8801. Primary manufacturer part number: 66527.
Features
  • Gasket — FSC 5330
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • Aperture Diameter: 3.750 INCHES NOMINAL IN
  • Side Radius From Gasket Center: 2.375 INCHES NOMINAL IN
  • Material: PAPER OVERALL
  • Outside Corner Inverted Radius: 0.250 INCHES NOMINAL IN
  • Cross-Sectional Thickness: 0.005 INCHES NOMINAL IN
  • Bolt Circle Diameter: 4.250 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Paper Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-182-8801, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Briggs and Stratton Corp. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-182-8801
Primary Part Number66527
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerBriggs and Stratton Corp
StatusCANCELLED
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Aperture Diameter3.750 INCHES NOMINAL IN
Side Radius From Gasket Center2.375 INCHES NOMINAL IN
MaterialPAPER OVERALL
Outside Corner Inverted Radius0.250 INCHES NOMINAL IN
Cross-Sectional Thickness0.005 INCHES NOMINAL IN
Bolt Circle Diameter4.250 INCHES NOMINAL IN
Outside Corner Radius0.281 INCHES NOMINAL IN
Hole Diameter0.328 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
6685-00-099-083166-527 INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
Thermo King Corporation Dba Phoenix Global Distirbution.
4720-01-014-49151120-6B-BLK-500 INTERCHANGEABLE
Tubing,nonmetallic
Parker-Hannifin Corp Div Parflex Division
5962-01-649-880566527 INTERCHANGEABLE
Microcircuit,digital
Generac Mobile Products, Llc
Cross-Reference Index
Part NumberManufacturer
7326457 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
B66527 Briggs and Stratton Corp (USA)
66527 PRIMARY Briggs and Stratton Corp (USA)
665271 Briggs and Stratton Corp (USA)
Related Parts
6685-00-099-0831INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
66-527
4720-01-014-4915INTERCHANGEABLE
TUBING,NONMETALLIC
1120-6B-BLK-500
5962-01-649-8805INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
66527

Frequently Asked Questions

What is NSN 5330-00-182-8801?

NSN 5330-00-182-8801 is a Gasket, manufactured by Briggs and Stratton Corp, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-182-8801?

NSN 5330-00-182-8801 has 4 cross-referenced part numbers: 7326457 (U S Army Tank Automotive Command Amsta-Im-Mm), B66527 (Briggs and Stratton Corp), 66527 (Briggs and Stratton Corp), 665271 (Briggs and Stratton Corp).

What NSN replaces 5330-00-182-8801?

There are 3 known substitutes for 5330-00-182-8801: 6685-00-099-0831, 4720-01-014-4915, 5962-01-649-8805. Verify interchangeability with system specifications before substitution.

What are the specifications of 66527?

Key specifications for 66527: Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION; Aperture Diameter: 3.750 INCHES NOMINAL IN; Side Radius From Gasket Center: 2.375 INCHES NOMINAL IN; Material: PAPER OVERALL. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-182-8801 still in active supply?

NSN 5330-00-182-8801 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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