PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS568-038O-Ring

Society of Automotive Engineers Inc · NSN 5331-00-783-4515 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-783-4515 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-783-4515. Primary manufacturer part number: AS568-038.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER CHLOROPRENE CLASS CR
  • Center Hole Diameter: 2.604 INCHES MINIMUM AND 2.624 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
  • 6 verified cross-references
  • Primary manufacturer: Society of Automotive Engineers Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Chloroprene Class Cr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-783-4515, 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 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-783-4515
Primary Part NumberAS568-038
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSociety of Automotive Engineers Inc
StatusACTIVE
MaterialRUBBER CHLOROPRENE CLASS CR
Center Hole Diameter2.604 INCHES MINIMUM AND 2.624 INCHES MAXIMUM IN
Cross-Sectional Height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5330-00-062-1248AMS-R-6855CL4/5GR80BLK INTERCHANGEABLE
Gasket
Sae International Dba Sae International
5330-00-171-8363NAS1523AA4F INTERCHANGEABLE
Packing with Retainer
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
4720-00-235-5455 INTERCHANGEABLE
Tubing,nonmetallic
9320-00-241-9746 INTERCHANGEABLE
Rubber Sheet,solid
5331-00-291-3363CL-2 GR-60 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-952-74002-38-47-071 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
4720-01-220-5640 INTERCHANGEABLE
Tubing,nonmetallic
9320-01-265-2520 INTERCHANGEABLE
Rubber Sheet,solid
5330-01-495-2544 INTERCHANGEABLE
Rubber Round Section
9390-01-497-1631M6855/6-01016D INTERCHANGEABLE
Nonmetallic Special Shaped Secti
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
AS568-038 Society of Automotive Engineers Inc (USA)
AMS-R-6855 Society of Automotive Engineers Inc (USA)
AS568-038 Sae International Dba Sae International (USA)
AMS-R-6855 Sae International Dba Sae International (USA)
Y63-315880-676-5 Gyrodyne Co of America Inc (USA)
PRP568-038-376-40 Parco, Llc (USA)
Related Parts
5330-00-062-1248INTERCHANGEABLE
GASKET
AMS-R-6855CL4/5GR80BLK
5330-00-171-8363INTERCHANGEABLE
PACKING WITH RETAINER
NAS1523AA4F
4720-00-235-5455INTERCHANGEABLE
TUBING,NONMETALLIC
9320-00-241-9746INTERCHANGEABLE
RUBBER SHEET,SOLID
5331-00-291-3363INTERCHANGEABLE
O-RING
CL-2 GR-60
5331-00-952-7400INTERCHANGEABLE
O-RING
2-38-47-071
4720-01-220-5640INTERCHANGEABLE
TUBING,NONMETALLIC
9320-01-265-2520INTERCHANGEABLE
RUBBER SHEET,SOLID
5330-01-495-2544INTERCHANGEABLE
RUBBER ROUND SECTION
9390-01-497-1631INTERCHANGEABLE
NONMETALLIC SPECIAL SHAPED SECTI
M6855/6-01016D

Frequently Asked Questions

What is NSN 5331-00-783-4515?

NSN 5331-00-783-4515 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 5331-00-783-4515?

NSN 5331-00-783-4515 has 6 cross-referenced part numbers: AS568-038 (Society of Automotive Engineers Inc), AMS-R-6855 (Society of Automotive Engineers Inc), AS568-038 (Sae International Dba Sae International), AMS-R-6855 (Sae International Dba Sae International), Y63-315880-676-5 (Gyrodyne Co of America Inc) and 1 more.

What NSN replaces 5331-00-783-4515?

There are 10 known substitutes for 5331-00-783-4515: 5330-00-062-1248, 5330-00-171-8363, 4720-00-235-5455 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS568-038?

Key specifications for AS568-038: Material: RUBBER CHLOROPRENE CLASS CR; Center Hole Diameter: 2.604 INCHES MINIMUM AND 2.624 INCHES MAXIMUM IN; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN. 3 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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