PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS568-213MILG23652TY2CPO-Ring

Naval Inventory Control Point Mechanicsburg · NSN 5331-01-004-7223 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-004-7223 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-004-7223. Primary manufacturer part number: AS568-213MILG23652TY2CP.
Features
  • O-Ring — FSC 5331
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
  • Center Hole Diameter: 0.911 INCHES MINIMUM AND 0.931 INCHES MAXIMUM IN
  • Material: RUBBER FLUOROCARBON CLASS FPM
  • Hardness Rating: 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM
  • Outside Diameter: 1.199 INCHES NOMINAL IN
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Fluorocarbon Class Fpm construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-004-7223, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, 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
NSN5331-01-004-7223
Primary Part NumberAS568-213MILG23652TY2CP
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
Center Hole Diameter0.911 INCHES MINIMUM AND 0.931 INCHES MAXIMUM IN
MaterialRUBBER FLUOROCARBON CLASS FPM
Hardness Rating85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM
Outside Diameter1.199 INCHES NOMINAL IN
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Material Document and ClassificationMIL-G-23652,TY 2 MIL SPEC SINGLE MATERIAL RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5331-01-120-9550AS3581-213 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
AS568-213MILG23652TY2CP Naval Inventory Control Point Mechanicsburg (USA)
AC180-213 Vacco Industries (USA)
AS568-213MILG23652TY2 Sae International Dba Sae International (USA)
AS568-213MILG23652TY2 Society of Automotive Engineers Inc (USA)
AC180-213CP Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
5331-01-120-9550INTERCHANGEABLE
O-RING
AS3581-213

Frequently Asked Questions

What is NSN 5331-01-004-7223?

NSN 5331-01-004-7223 is a O-Ring, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-004-7223?

NSN 5331-01-004-7223 has 5 cross-referenced part numbers: AS568-213MILG23652TY2CP (Naval Inventory Control Point Mechanicsburg), AC180-213 (Vacco Industries), AS568-213MILG23652TY2 (Sae International Dba Sae International), AS568-213MILG23652TY2 (Society of Automotive Engineers Inc), AC180-213CP (Naval Inventory Control Point Mechanicsburg).

What NSN replaces 5331-01-004-7223?

There is 1 known substitute for 5331-01-004-7223: 5331-01-120-9550. Verify interchangeability with system specifications before substitution.

What are the specifications of AS568-213MILG23652TY2CP?

Key specifications for AS568-213MILG23652TY2CP: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D; Center Hole Diameter: 0.911 INCHES MINIMUM AND 0.931 INCHES MAXIMUM IN; Material: RUBBER FLUOROCARBON CLASS FPM. 8 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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