PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ARP568-015MILG23652TYPE2O-Ring

Society of Automotive Engineers Inc · NSN 5331-00-831-6640 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-831-6640 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-831-6640. Primary manufacturer part number: ARP568-015MILG23652TYPE2.
Features
  • O-Ring — FSC 5331
  • Center Hole Diameter: 0.546 INCHES MINIMUM AND 0.556 INCHES MAXIMUM IN
  • Material: RUBBER FLUOROCARBON CLASS FPM
  • Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
  • Elongation Percentage: 125 MAXIMUM
  • Outside Diameter: 0.691 INCHES NOMINAL IN
  • 10 verified cross-references
  • Primary manufacturer: Society of Automotive Engineers Inc
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 5331-00-831-6640, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Society of Automotive Engineers Inc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-831-6640
Primary Part NumberARP568-015MILG23652TYPE2
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSociety of Automotive Engineers Inc
StatusACTIVE
Center Hole Diameter0.546 INCHES MINIMUM AND 0.556 INCHES MAXIMUM IN
MaterialRUBBER FLUOROCARBON CLASS FPM
Cross-Sectional Height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
Elongation Percentage125 MAXIMUM
Outside Diameter0.691 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5331-00-439-8123 INTERCHANGEABLE
O-Ring
5331-00-845-8343414193-25 INTERCHANGEABLE
O-Ring
Raytheon Company Dba Raytheon
5331-00-935-6126 INTERCHANGEABLE
O-Ring
5331-01-020-5951 INTERCHANGEABLE
O-Ring
5330-01-049-6220028-09374-000 INTERCHANGEABLE
Packing,preformed
Johnson Controls Navy Systems, Llc
5331-01-115-8224 INTERCHANGEABLE
O-Ring
5331-01-123-3719 INTERCHANGEABLE
O-Ring
5331-01-166-1712AS568-015 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-666-7207 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
ARP568-015MILG23652TYPE2 Society of Automotive Engineers Inc (USA)
AS568-015MILG23 652TY2 Zf Industrieantriebe Witten Gmbh (DEU)
AMS7276 Society of Automotive Engineers Inc (USA)
AS568-015MILP23 652TY2 Zf Industrieantriebe Witten Gmbh (DEU)
111000-015 Pall Aeropower Corporation (USA)
AS568-015 Sae International Dba Sae International (USA)
AS568-015 Society of Automotive Engineers Inc (USA)
AMS7276 Sae International Dba Sae International (USA)
111000.015 Zf Industrieantriebe Witten Gmbh (DEU)
AS568-015 MIL-G-23652 TYPE 2 Society of Automotive Engineers Inc (USA)
Related Parts
5331-00-439-8123INTERCHANGEABLE
O-RING
5331-00-845-8343INTERCHANGEABLE
O-RING
414193-25
5331-00-935-6126INTERCHANGEABLE
O-RING
5331-01-020-5951INTERCHANGEABLE
O-RING
5330-01-049-6220INTERCHANGEABLE
PACKING,PREFORMED
028-09374-000
5331-01-115-8224INTERCHANGEABLE
O-RING
5331-01-123-3719INTERCHANGEABLE
O-RING
5331-01-166-1712INTERCHANGEABLE
O-RING
AS568-015
5331-01-666-7207INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-00-831-6640?

NSN 5331-00-831-6640 is a O-Ring, manufactured by Society of Automotive Engineers Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-831-6640?

NSN 5331-00-831-6640 has 10 cross-referenced part numbers: ARP568-015MILG23652TYPE2 (Society of Automotive Engineers Inc), AS568-015MILG23 652TY2 (Zf Industrieantriebe Witten Gmbh), AMS7276 (Society of Automotive Engineers Inc), AS568-015MILP23 652TY2 (Zf Industrieantriebe Witten Gmbh), 111000-015 (Pall Aeropower Corporation) and 5 more.

What NSN replaces 5331-00-831-6640?

There are 9 known substitutes for 5331-00-831-6640: 5331-00-439-8123, 5331-00-845-8343, 5331-00-935-6126 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ARP568-015MILG23652TYPE2?

Key specifications for ARP568-015MILG23652TYPE2: Center Hole Diameter: 0.546 INCHES MINIMUM AND 0.556 INCHES MAXIMUM IN; Material: RUBBER FLUOROCARBON CLASS FPM; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Elongation Percentage: 125 MAXIMUM. 5 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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