PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

37220Gasket

Williams International Co., L.l.c. · NSN 5330-01-156-0238 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-156-0238 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-156-0238. Primary manufacturer part number: 37220.
Features
  • Gasket — FSC 5330
  • Bolt Hole Quantity: 19
  • Material: ALUMINUM ALLOY 6061 OR CARBON OVERALL
  • Style Designator: CIRCULAR
  • Aperture Diameter: 7.945 INCHES NOMINAL IN
  • Hole Diameter: 0.220 INCHES MINIMUM AND 0.652 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
  • Gage Ring Thickness: 0.140 INCHES NOMINAL IN
  • Cross-Sectional Thickness: 0.220 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Aluminum Alloy 6061 or Carbon Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-01-156-0238, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Williams International Co., L.l.c.. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-156-0238
Primary Part Number37220
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerWilliams International Co., L.l.c.
StatusACTIVE
Bolt Hole Quantity19
MaterialALUMINUM ALLOY 6061 OR CARBON OVERALL
Style DesignatorCIRCULAR
Aperture Diameter7.945 INCHES NOMINAL IN
Hole Diameter0.220 INCHES MINIMUM AND 0.652 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
Gage Ring Thickness0.140 INCHES NOMINAL IN
Cross-Sectional Thickness0.220 INCHES NOMINAL IN
Bolt Circle Diameter8.700 INCHES NOMINAL IN
Cross-Sectional Shape StyleMETAL AND SYNTHETIC RUBBER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-100-3557 INTERCHANGEABLE
Cone and Rollers,tapered Roller
3220-01-026-469437-220 INTERCHANGEABLE
Jointer,woodworking
Delta Intl Machinery Corp
Cross-Reference Index
Part NumberManufacturer
37220 PRIMARY Williams International Co., L.l.c. (USA)
37220 Mentis Sciences Inc (USA)
818193 Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division (USA)
DA9436 Stillman Seal Corporation Div Stillman Seal Corperation (USA)
Related Parts
3110-00-100-3557INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
3220-01-026-4694INTERCHANGEABLE
JOINTER,WOODWORKING
37-220

Frequently Asked Questions

What is NSN 5330-01-156-0238?

NSN 5330-01-156-0238 is a Gasket, manufactured by Williams International Co., L.l.c., classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-156-0238?

NSN 5330-01-156-0238 has 4 cross-referenced part numbers: 37220 (Williams International Co., L.l.c.), 37220 (Mentis Sciences Inc), 818193 (Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division), DA9436 (Stillman Seal Corporation Div Stillman Seal Corperation).

What NSN replaces 5330-01-156-0238?

There are 2 known substitutes for 5330-01-156-0238: 3110-00-100-3557, 3220-01-026-4694. Verify interchangeability with system specifications before substitution.

What are the specifications of 37220?

Key specifications for 37220: Bolt Hole Quantity: 19; Overall Width: 8.820 INCHES NOMINAL IN; Material: ALUMINUM ALLOY 6061 OR CARBON OVERALL; Style Designator: CIRCULAR. 10 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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