PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6V8398O-Ring

Caterpillar Inc Div Caterpillar Defense · NSN 5331-00-580-6583 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-580-6583 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-580-6583. Primary manufacturer part number: 6V8398.
Features
  • O-Ring — FSC 5331
  • 50 verified cross-references
  • Primary manufacturer: Caterpillar Inc Div Caterpillar Defense
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-00-580-6583, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. This item has 50 commercial cross-references from 35 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersZf Industrieantriebe Witten Gmbh (CAGE D9182); Bird Electronic Corporation Div Bird Electronic Corp (CAGE 70998); Parker Hannifin Gmbh O-Ring Division (CAGE C0308); Unac (CAGE F8357); Sae International Dba Sae International (CAGE 0U583)
Technical Specifications
ParameterValue
NSN5331-00-580-6583
Primary Part Number6V8398
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5985-00-049-8704UG974U INTERCHANGEABLE
Waveguide Assembly
Joint Electronics Type Designation System
3110-00-156-1740 INTERCHANGEABLE
Bearing,ball,thrust
5315-00-181-6346014 INTERCHANGEABLE
Pin,tapered,plain
Honeywell International Inc. Dba Honeywell International
5905-00-185-8510 INTERCHANGEABLE
Resistor,fixed,composition
5331-00-213-87228200-14 INTERCHANGEABLE
O-Ring
Aqualung Usa, Inc
6810-00-264-5906014 INTERCHANGEABLE
Ethyl Alcohol,absolute
Greenfield Global Usa Inc Dba Pharmco-Aaper or Pharmco-Aaper
5306-00-272-422710395 INTERCHANGEABLE
Bolt,machine
Klauer Manufacturing Company
5120-00-323-22980-1/4 INTERCHANGEABLE
Compressing Tool,splicing Sleeve
Loos & Co Inc Brush King Div
5331-00-340-4414 INTERCHANGEABLE
O-Ring
3040-00-392-7835SM-B-157326 INTERCHANGEABLE
Lever,manual Control
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Cross-Reference Index
Part NumberManufacturer
7-755-014000 Zf Industrieantriebe Witten Gmbh (DEU)
5502 Bird Electronic Corporation Div Bird Electronic Corp (USA)
2-014 N674-70 Parker Hannifin Gmbh O-Ring Division (DEU)
A01213 Unac (FRA)
AS568B-014 Sae International Dba Sae International (USA)
34-88 Zf Industrieantriebe Witten Gmbh (DEU)
WA178G01242EPSA Cimd (centre D'identification Des Materiels De La Defense) (FRA)
AS568-014MIL-G- 21569 CLASS 1 Zf Industrieantriebe Witten Gmbh (DEU)
45Z91D218 Morris Material Handling, Inc. (USA)
AS568-014 B46-70 Federal-Mogul Corp Government Sales Dept (USA)
198697 Wiggins Lift Co Inc (USA)
2-014 BUNA N Zf Industrieantriebe Witten Gmbh (DEU)
78-038-00 Parker Hannifin Corporation Dba Wilkerson Div Pneumatic Division North America (USA)
1091-001 Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division (USA)
6V8398 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
CM1-014-B46A Flowserve Corp Dba Automax Actuators Div Flowserve Us Company (USA)
01-495-0049-4 PIECE 28 Flowserve Corp Dba Automax Actuators Div Flowserve Us Company (USA)
P8R Ssp Fittings Corp (USA)
1PS7 Oshkosh Corp (USA)
AS568-014 Sae International Dba Sae International (USA)
Related Parts
5985-00-049-8704INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
UG974U
3110-00-156-1740INTERCHANGEABLE
BEARING,BALL,THRUST
5315-00-181-6346INTERCHANGEABLE
PIN,TAPERED,PLAIN
014
5905-00-185-8510INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5331-00-213-8722INTERCHANGEABLE
O-RING
8200-14
6810-00-264-5906INTERCHANGEABLE
ETHYL ALCOHOL,ABSOLUTE
014
5306-00-272-4227INTERCHANGEABLE
BOLT,MACHINE
10395
5120-00-323-2298INTERCHANGEABLE
COMPRESSING TOOL,SPLICING SLEEVE
0-1/4
5331-00-340-4414INTERCHANGEABLE
O-RING
3040-00-392-7835INTERCHANGEABLE
LEVER,MANUAL CONTROL
SM-B-157326
3040-00-398-8654INTERCHANGEABLE
SHAFT,SHOULDERED
4457P
5330-00-404-4151INTERCHANGEABLE
PACKING,PREFORMED
2014N-7

Frequently Asked Questions

What is NSN 5331-00-580-6583?

NSN 5331-00-580-6583 is a O-Ring, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-580-6583?

NSN 5331-00-580-6583 has 50 cross-referenced part numbers: 7-755-014000 (Zf Industrieantriebe Witten Gmbh), 5502 (Bird Electronic Corporation Div Bird Electronic Corp), 2-014 N674-70 (Parker Hannifin Gmbh O-Ring Division), A01213 (Unac), AS568B-014 (Sae International Dba Sae International) and 45 more.

What NSN replaces 5331-00-580-6583?

There are 12 known substitutes for 5331-00-580-6583: 5985-00-049-8704, 3110-00-156-1740, 5315-00-181-6346 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 5331-00-580-6583 still in active supply?

NSN 5331-00-580-6583 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