PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

501NGasket

Haywardindl. Products, Inc. · NSN 5330-00-641-1551 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-641-1551 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-641-1551. Primary manufacturer part number: 501N.
Features
  • Gasket — FSC 5330
  • Cross-Sectional Shape Style: CLOTH AND SYNTHETIC RUBBER, NONMETALLIC MATERIAL
  • Aperture Diameter: 1.500 INCHES NOMINAL IN
  • Cross-Sectional Thickness: 0.312 INCHES NOMINAL IN
  • Outside Diameter: 2.250 INCHES NOMINAL IN
  • Style Designator: CIRCULAR
  • Material: RUBBER SYNTHETIC AND COTTON OVERALL
  • 2 verified cross-references
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic and Cotton Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-641-1551, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Haywardindl. Products, Inc.. Government technical data includes 6 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-641-1551
Primary Part Number501N
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerHaywardindl. Products, Inc.
StatusCANCELLED
Cross-Sectional Shape StyleCLOTH AND SYNTHETIC RUBBER, NONMETALLIC MATERIAL
Aperture Diameter1.500 INCHES NOMINAL IN
Cross-Sectional Thickness0.312 INCHES NOMINAL IN
Outside Diameter2.250 INCHES NOMINAL IN
Style DesignatorCIRCULAR
MaterialRUBBER SYNTHETIC AND COTTON OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5940-00-143-4777MS25036-157 INTERCHANGEABLE
Terminal,lug
Sae International Dba Sae International
3110-00-156-6753MER-203KMA3PC20LO1 INTERCHANGEABLE
Bearing,ball,annular
New Hampshire Ball Bearings Inc Div Hitech Division
2915-00-216-558791414 INTERCHANGEABLE
Shaft,control
Hamilton Sundstrand Corporation Dba Collins Aerospace
4310-00-218-4104PST6A INTERCHANGEABLE
Piston,compressor
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
5910-00-281-0500110548 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
3030-00-528-4259 INTERCHANGEABLE
Belt,v
5331-00-916-64742-26S424-7 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
8455-01-418-2224501-N INTERCHANGEABLE
Holder,badge
Brady Corp Div Brady Worldwide
5140-01-465-534791414 INTERCHANGEABLE
Tool Box,portable
Colt's Manufacturing Company, Llc
Cross-Reference Index
Part NumberManufacturer
914-14 Aqua-Chem Inc Cleaver-Brooks Div (USA)
501N PRIMARY Haywardindl. Products, Inc. (USA)
Related Parts
5940-00-143-4777INTERCHANGEABLE
TERMINAL,LUG
MS25036-157
3110-00-156-6753INTERCHANGEABLE
BEARING,BALL,ANNULAR
MER-203KMA3PC20LO1
2915-00-216-5587INTERCHANGEABLE
SHAFT,CONTROL
91414
4310-00-218-4104INTERCHANGEABLE
PISTON,COMPRESSOR
PST6A
5910-00-281-0500INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
110548
3030-00-528-4259INTERCHANGEABLE
BELT,V
5331-00-916-6474INTERCHANGEABLE
O-RING
2-26S424-7
8455-01-418-2224INTERCHANGEABLE
HOLDER,BADGE
501-N
5140-01-465-5347INTERCHANGEABLE
TOOL BOX,PORTABLE
91414

Frequently Asked Questions

What is NSN 5330-00-641-1551?

NSN 5330-00-641-1551 is a Gasket, manufactured by Haywardindl. Products, Inc., classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-641-1551?

NSN 5330-00-641-1551 has 2 cross-referenced part numbers: 914-14 (Aqua-Chem Inc Cleaver-Brooks Div), 501N (Haywardindl. Products, Inc.).

What NSN replaces 5330-00-641-1551?

There are 9 known substitutes for 5330-00-641-1551: 5940-00-143-4777, 3110-00-156-6753, 2915-00-216-5587 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 501N?

Key specifications for 501N: Cross-Sectional Shape Style: CLOTH AND SYNTHETIC RUBBER, NONMETALLIC MATERIAL; Aperture Diameter: 1.500 INCHES NOMINAL IN; Cross-Sectional Thickness: 0.312 INCHES NOMINAL IN; Outside Diameter: 2.250 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-641-1551 still in active supply?

NSN 5330-00-641-1551 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.
PartsTable Design LLC · partstable.com