PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S8-26Packing,preformed

Houghton International Inc. · NSN 5330-00-641-4801 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-641-4801 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-641-4801. Primary manufacturer part number: S8-26.
Features
  • Packing,preformed — FSC 5330
  • Center Hole Diameter: 4.750 INCHES NOMINAL IN
  • Color: BLACK
  • Cross-Sectional Shape Style: O-RING
  • Cross-Sectional Height: 0.125 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC OVERALL
  • 5 verified cross-references
  • Primary manufacturer: Houghton International Inc.
Applications
  • Applications requiring Rubber Synthetic Overall construction
General Description

The Packing,preformed, cataloged under National Stock Number 5330-00-641-4801, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Houghton International Inc.. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-641-4801
Primary Part NumberS8-26
Item NamePacking,preformed
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerHoughton International Inc.
StatusACTIVE
Center Hole Diameter4.750 INCHES NOMINAL IN
ColorBLACK
Cross-Sectional Shape StyleO-RING
Cross-Sectional Height0.125 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3040-00-223-4706186626W INTERCHANGEABLE
Gearshaft,bevel
Allied Systems Company Dba Allied Systems Co
5330-00-609-9069 INTERCHANGEABLE
Gasket
5305-00-623-1600186626 INTERCHANGEABLE
Screw,cap,hexagon Head
Rolls-Royce Solutions America Inc
3010-01-259-7475S826 INTERCHANGEABLE
Coupling,shaft,flexible
The Gorman-Rupp Company Div Gorman-Rupp
6105-01-369-2428P44G359 INTERCHANGEABLE
Motor,alternating Current
Reliance Electric Company Dba Reliance & Dodge Brands
Cross-Reference Index
Part NumberManufacturer
1U311 Boughton Engineering Limited (GBR)
1U311 Oldbury Uk Ltd (GBR)
25C560 Warner and Swasey Co Turning Div (USA)
S8-26 PRIMARY Houghton International Inc. (USA)
1866-26 Strohmeyer, Julie a. Dba Julie a. Strohmeyer (USA)
Related Parts
3040-00-223-4706INTERCHANGEABLE
GEARSHAFT,BEVEL
186626W
5330-00-609-9069INTERCHANGEABLE
GASKET
5305-00-623-1600INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
186626
3010-01-259-7475INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
S826
6105-01-369-2428INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
P44G359

Frequently Asked Questions

What is NSN 5330-00-641-4801?

NSN 5330-00-641-4801 is a Packing,preformed, manufactured by Houghton International Inc., classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-641-4801?

NSN 5330-00-641-4801 has 5 cross-referenced part numbers: 1U311 (Boughton Engineering Limited), 1U311 (Oldbury Uk Ltd), 25C560 (Warner and Swasey Co Turning Div), S8-26 (Houghton International Inc.), 1866-26 (Strohmeyer, Julie a. Dba Julie a. Strohmeyer).

What NSN replaces 5330-00-641-4801?

There are 5 known substitutes for 5330-00-641-4801: 3040-00-223-4706, 5330-00-609-9069, 5305-00-623-1600 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S8-26?

Key specifications for S8-26: Center Hole Diameter: 4.750 INCHES NOMINAL IN; Color: BLACK; Cross-Sectional Shape Style: O-RING; Cross-Sectional Height: 0.125 INCHES NOMINAL IN. 5 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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