PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS568-109O-Ring

Sae International Dba Sae International · NSN 5331-00-855-2017 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-855-2017 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-855-2017. Primary manufacturer part number: AS568-109.
Features
  • O-Ring — FSC 5331
  • Center Hole Diameter: 0.300 INCHES MINIMUM AND 0.305 INCHES MAXIMUM IN
  • Outside Diameter: 0.505 INCHES NOMINAL IN
  • Cross-Sectional Height: 0.103 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
  • Hardness Rating: 75.0 SHORE DUROMETER A NOMINAL
  • Temp Rating: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Elongation Percentage: 125 MAXIMUM
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-855-2017, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 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
NSN5331-00-855-2017
Primary Part NumberAS568-109
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusACTIVE
Center Hole Diameter0.300 INCHES MINIMUM AND 0.305 INCHES MAXIMUM IN
Outside Diameter0.505 INCHES NOMINAL IN
Cross-Sectional Height0.103 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
Hardness Rating75.0 SHORE DUROMETER A NOMINAL
Temp Rating-20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Elongation Percentage125 MAXIMUM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5331-00-451-9571N0674 2-109 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
Cross-Reference Index
Part NumberManufacturer
KB16206 Rolls-Royce Airlines (GBR)
AS568-109 Society of Automotive Engineers Inc (USA)
6864647 Allison Transmission Inc Dba Allison Transmission, Inc (USA)
AS568-109 Volvo Group Government Sales Oceani Oceania Volvo Group Government Sales (AUS)
AS568-109 PRIMARY Sae International Dba Sae International (USA)
6864647 Rolls-Royce Airlines (GBR)
Related Parts
5331-00-451-9571INTERCHANGEABLE
O-RING
N0674 2-109

Frequently Asked Questions

What is NSN 5331-00-855-2017?

NSN 5331-00-855-2017 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-855-2017?

NSN 5331-00-855-2017 has 6 cross-referenced part numbers: KB16206 (Rolls-Royce Airlines), AS568-109 (Society of Automotive Engineers Inc), 6864647 (Allison Transmission Inc Dba Allison Transmission, Inc), AS568-109 (Volvo Group Government Sales Oceani Oceania Volvo Group Government Sales), AS568-109 (Sae International Dba Sae International) and 1 more.

What NSN replaces 5331-00-855-2017?

There is 1 known substitute for 5331-00-855-2017: 5331-00-451-9571. Verify interchangeability with system specifications before substitution.

What are the specifications of AS568-109?

Key specifications for AS568-109: Center Hole Diameter: 0.300 INCHES MINIMUM AND 0.305 INCHES MAXIMUM IN; Outside Diameter: 0.505 INCHES NOMINAL IN; Cross-Sectional Height: 0.103 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Hardness Rating: 75.0 SHORE DUROMETER A NOMINAL. 7 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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