PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

W3-88Gasket

Leighton Industries Service Corp · NSN 5330-00-447-9559 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-447-9559 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-447-9559. Primary manufacturer part number: W3-88.
Features
  • Gasket — FSC 5330
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • Aperture Width: 3.188 INCHES NOMINAL IN
  • Cross-Sectional Thickness: 0.040 INCHES NOMINAL IN
  • Aperture Length: 3.688 INCHES NOMINAL IN
  • Side Radius From Gasket Center: 2.093 INCHES NOMINAL IN
  • Outside Corner Inverted Radius: 0.875 INCHES NOMINAL IN
  • Outside Corner Radius: 0.281 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Gasket, cataloged under National Stock Number 5330-00-447-9559, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Leighton Industries Service Corp. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5330-00-447-9559
Primary Part NumberW3-88
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerLeighton Industries Service Corp
StatusACTIVE
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Aperture Width3.188 INCHES NOMINAL IN
Cross-Sectional Thickness0.040 INCHES NOMINAL IN
Aperture Length3.688 INCHES NOMINAL IN
Side Radius From Gasket Center2.093 INCHES NOMINAL IN
Outside Corner Inverted Radius0.875 INCHES NOMINAL IN
Outside Corner Radius0.281 INCHES NOMINAL IN
Hole Diameter0.359 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5330-00-537-742355009114B INTERCHANGEABLE
Gasket
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Cross-Reference Index
Part NumberManufacturer
W3-88 Leighton Industries Service Corp (USA)
P18T1 Danfoss Inc (USA)
P18T1 Danfoss Fluid Power Inc Racine Opn (USA)
Related Parts
5330-00-537-7423INTERCHANGEABLE
GASKET
55009114B

Frequently Asked Questions

What is NSN 5330-00-447-9559?

NSN 5330-00-447-9559 is a Gasket, manufactured by Leighton Industries Service Corp, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-447-9559?

NSN 5330-00-447-9559 has 3 cross-referenced part numbers: W3-88 (Leighton Industries Service Corp), P18T1 (Danfoss Inc), P18T1 (Danfoss Fluid Power Inc Racine Opn).

What NSN replaces 5330-00-447-9559?

There is 1 known substitute for 5330-00-447-9559: 5330-00-537-7423. Verify interchangeability with system specifications before substitution.

What are the specifications of W3-88?

Key specifications for W3-88: Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION; Aperture Width: 3.188 INCHES NOMINAL IN; Cross-Sectional Thickness: 0.040 INCHES NOMINAL IN; Aperture Length: 3.688 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com