PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A18163O-Ring

Cnh Industrial America Llc Dba Cnh America · NSN 5331-00-236-6566 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-236-6566 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-236-6566. Primary manufacturer part number: A18163.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
  • Center Hole Diameter: 4.535 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Cnh Industrial America Llc Dba Cnh America
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-00-236-6566, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Cnh Industrial America Llc Dba Cnh America. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5331-00-236-6566
Primary Part NumberA18163
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerCnh Industrial America Llc Dba Cnh America
StatusACTIVE
Cross-Sectional Height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
Center Hole Diameter4.535 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5962-01-343-521074128 INTERCHANGEABLE
Microcircuit,digital
L3harris Technologies, Inc Div Space & Airborne Systems
Cross-Reference Index
Part NumberManufacturer
A18163 PRIMARY Cnh Industrial America Llc Dba Cnh America (USA)
Related Parts
5962-01-343-5210INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
74128

Frequently Asked Questions

What is NSN 5331-00-236-6566?

NSN 5331-00-236-6566 is a O-Ring, manufactured by Cnh Industrial America Llc Dba Cnh America, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-236-6566?

NSN 5331-00-236-6566 has 1 cross-referenced part number: A18163 (Cnh Industrial America Llc Dba Cnh America).

What NSN replaces 5331-00-236-6566?

There is 1 known substitute for 5331-00-236-6566: 5962-01-343-5210. Verify interchangeability with system specifications before substitution.

What are the specifications of A18163?

Key specifications for A18163: Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Center Hole Diameter: 4.535 INCHES NOMINAL IN. 2 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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