PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS568B-314O-Ring

Sae International Dba Sae International · NSN 5331-01-243-3778 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-243-3778 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-243-3778. Primary manufacturer part number: AS568B-314.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
  • Center Hole Diameter: 0.715 INCHES MINIMUM AND 0.735 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Outside Diameter: 1.145 INCHES NOMINAL IN
  • 8 verified cross-references
  • Primary manufacturer: Sae International Dba Sae International
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 5331-01-243-3778, 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 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-243-3778
Primary Part NumberAS568B-314
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusACTIVE
Cross-Sectional Height0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
Center Hole Diameter0.715 INCHES MINIMUM AND 0.735 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Outside Diameter1.145 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-067-892424583-001 INTERCHANGEABLE
Gasket
Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company
5330-00-354-220576710A INTERCHANGEABLE
Gasket
Brinkley Technology Group Llc Dba Hercules Manufacturing
2520-00-740-91042-4-583 INTERCHANGEABLE
Yoke,universal Joint,vehicular
Dana Corp Spicer Transmission Div
6515-01-599-446780360 INTERCHANGEABLE
Nail,bone
Sign Fracture Care International Dba Sign
Cross-Reference Index
Part NumberManufacturer
PA0024583 Anchor/darling Actuator Co (USA)
AS568B-314 PRIMARY Sae International Dba Sae International (USA)
2-314N674-70 Parker-Hannifin Corp Div O-Ring Division (USA)
AS568B-314 Society of Automotive Engineers Inc (USA)
24583 Anchor/darling Actuator Co (USA)
PA0024583 Zf Industrieantriebe Witten Gmbh (DEU)
2-314 BUNA-N Dcl Corp Rubber Products Div (USA)
2-314N674-70 Dcl Corp Rubber Products Div (USA)
Related Parts
5330-00-067-8924INTERCHANGEABLE
GASKET
24583-001
5330-00-354-2205INTERCHANGEABLE
GASKET
76710A
2520-00-740-9104INTERCHANGEABLE
YOKE,UNIVERSAL JOINT,VEHICULAR
2-4-583
6515-01-599-4467INTERCHANGEABLE
NAIL,BONE
80360

Frequently Asked Questions

What is NSN 5331-01-243-3778?

NSN 5331-01-243-3778 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 5331-01-243-3778?

NSN 5331-01-243-3778 has 8 cross-referenced part numbers: PA0024583 (Anchor/darling Actuator Co), AS568B-314 (Sae International Dba Sae International), 2-314N674-70 (Parker-Hannifin Corp Div O-Ring Division), AS568B-314 (Society of Automotive Engineers Inc), 24583 (Anchor/darling Actuator Co) and 3 more.

What NSN replaces 5331-01-243-3778?

There are 4 known substitutes for 5331-01-243-3778: 5330-00-067-8924, 5330-00-354-2205, 2520-00-740-9104 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS568B-314?

Key specifications for AS568B-314: Cross-Sectional Height: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN; Center Hole Diameter: 0.715 INCHES MINIMUM AND 0.735 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Outside Diameter: 1.145 INCHES NOMINAL IN. 4 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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