PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

71551Gasket

Williams International Co., L.l.c. · NSN 5330-01-345-6559 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-345-6559 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-345-6559. Primary manufacturer part number: 71551.
Features
  • Gasket — FSC 5330
  • Bolt Circle Diameter: 5.050 INCHES NOMINAL IN
  • Bolt Hole Quantity: 8
  • Material Document and Classification: 32-571,CAGEC 24235 MFR REF SINGLE MATERIAL RESPONSE OVERALL
  • Outside Diameter: 5.510 INCHES NOMINAL IN
  • Style Designator: CIRCULAR
  • Cross-Sectional Thickness: 0.048 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
  • Aperture Diameter: 4.590 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Gasket, cataloged under National Stock Number 5330-01-345-6559, 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 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-345-6559
Primary Part Number71551
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerWilliams International Co., L.l.c.
StatusACTIVE
Bolt Circle Diameter5.050 INCHES NOMINAL IN
Bolt Hole Quantity8
Material Document and Classification32-571,CAGEC 24235 MFR REF SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter5.510 INCHES NOMINAL IN
Style DesignatorCIRCULAR
Cross-Sectional Thickness0.048 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
Aperture Diameter4.590 INCHES NOMINAL IN
Hole Diameter0.190 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-010-4887 INTERCHANGEABLE
Washer,shouldered and Recessed
1660-00-304-581097155-1 INTERCHANGEABLE
Guide Assembly,diaphragm
Honeywell International, Inc Div Aerospace-Tucson
2590-00-397-6860450143 INTERCHANGEABLE
Button,horn
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
4310-00-482-444971551D00 INTERCHANGEABLE
Ring,piston
Kaydon Ring & Seal Inc Dba Skf Precision Technologies
5961-01-168-6541 INTERCHANGEABLE
Transistor
3610-01-197-6070071551 INTERCHANGEABLE
Shaft Assy
Abd Intl Inc Dba Abdick
3120-01-255-9523 INTERCHANGEABLE
Bushing,sleeve
3110-01-268-085371551 INTERCHANGEABLE
Bearing,ball,annular
Ingersoll-Rand Co Material Handling Div
4820-01-375-8569715-51 INTERCHANGEABLE
Hand,valve
Rix Industries
4730-01-383-642971551 INTERCHANGEABLE
Adapter,straight to Pipe Pipe
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
32537 Williams International Co., L.l.c. (USA)
71551 PRIMARY Williams International Co., L.l.c. (USA)
Related Parts
5310-00-010-4887INTERCHANGEABLE
WASHER,SHOULDERED AND RECESSED
1660-00-304-5810INTERCHANGEABLE
GUIDE ASSEMBLY,DIAPHRAGM
97155-1
2590-00-397-6860INTERCHANGEABLE
BUTTON,HORN
450143
4310-00-482-4449INTERCHANGEABLE
RING,PISTON
71551D00
5961-01-168-6541INTERCHANGEABLE
TRANSISTOR
3610-01-197-6070INTERCHANGEABLE
SHAFT ASSY
071551
3120-01-255-9523INTERCHANGEABLE
BUSHING,SLEEVE
3110-01-268-0853INTERCHANGEABLE
BEARING,BALL,ANNULAR
71551
4820-01-375-8569INTERCHANGEABLE
HAND,VALVE
715-51
4730-01-383-6429INTERCHANGEABLE
ADAPTER,STRAIGHT TO PIPE PIPE
71551
2610-01-577-9344INTERCHANGEABLE
TIRE,PNEUMATIC,VEHICULAR
32537
5307-01-691-4233INTERCHANGEABLE
STUD,CONTINUOUS THREAD
32537

Frequently Asked Questions

What is NSN 5330-01-345-6559?

NSN 5330-01-345-6559 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 5330-01-345-6559?

NSN 5330-01-345-6559 has 2 cross-referenced part numbers: 32537 (Williams International Co., L.l.c.), 71551 (Williams International Co., L.l.c.).

What NSN replaces 5330-01-345-6559?

There are 12 known substitutes for 5330-01-345-6559: 5310-00-010-4887, 1660-00-304-5810, 2590-00-397-6860 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 71551?

Key specifications for 71551: Bolt Circle Diameter: 5.050 INCHES NOMINAL IN; Bolt Hole Quantity: 8; Material Document and Classification: 32-571,CAGEC 24235 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 5.510 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.
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