PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS568-018O-Ring

Sae International Dba Sae International · NSN 5331-01-092-5503 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-092-5503 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-092-5503. Primary manufacturer part number: AS568-018.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 1.70 MILLIMETERS MINIMUM AND 1.86 MILLIMETERS MAXIMUM MM
  • Outside Diameter: 0.864 INCHES MINIMUM AND 0.894 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL
  • Temp Rating: -65.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF
  • Center Hole Diameter: 18.54 MILLIMETERS MINIMUM AND 19.00 MILLIMETERS MAXIMUM MM
  • 13 verified cross-references
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 5331-01-092-5503, 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 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-092-5503
Primary Part NumberAS568-018
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusACTIVE
Cross-Sectional Height1.70 MILLIMETERS MINIMUM AND 1.86 MILLIMETERS MAXIMUM MM
Outside Diameter0.864 INCHES MINIMUM AND 0.894 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Hardness Rating90.0 SHORE DUROMETER A NOMINAL
Temp Rating-65.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF
Center Hole Diameter18.54 MILLIMETERS MINIMUM AND 19.00 MILLIMETERS MAXIMUM MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5331-00-059-3113 INTERCHANGEABLE
O-Ring
5331-00-166-0994AS3209-018 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5330-00-167-5082 INTERCHANGEABLE
Packing,preformed
5331-00-559-2636018-8297 INTERCHANGEABLE
O-Ring
Parker Hannifin Corporation Div O-Ring Division
5331-01-027-4693 INTERCHANGEABLE
O-Ring
3040-01-111-7952 INTERCHANGEABLE
Control Assembly,push-Pull
5331-01-669-9539 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
7-755-018002 Grove U.s. Llc Dba Grove Us Llc (USA)
2HG238 Oshkosh Corp (USA)
018-7799 Parker Hannifin Corporation Div O-Ring Division (USA)
AS568-018 Society of Automotive Engineers Inc (USA)
2HG238 Oshkosh Defense Llc (USA)
160.2188 Wandfluh Ag Hydraulik+elektronik (CHE)
500.9400 ITEM 50 Wandfluh Ag Hydraulik+elektronik (CHE)
2-018 N507-90 Parker Hannifin Gmbh O-Ring Division (DEU)
2HE238 Oshkosh Corp (USA)
AS568-018MIL-P-5510 Society of Automotive Engineers Inc (USA)
FF4446-18 Danfoss Power Solutions II, Llc (USA)
2-018N507-90 Parker-Hannifin Corp Div O-Ring Division (USA)
AS568-018 PRIMARY Sae International Dba Sae International (USA)
Related Parts
5331-00-059-3113INTERCHANGEABLE
O-RING
5331-00-166-0994INTERCHANGEABLE
O-RING
AS3209-018
5330-00-167-5082INTERCHANGEABLE
PACKING,PREFORMED
5331-00-559-2636INTERCHANGEABLE
O-RING
018-8297
5331-01-027-4693INTERCHANGEABLE
O-RING
3040-01-111-7952INTERCHANGEABLE
CONTROL ASSEMBLY,PUSH-PULL
5331-01-669-9539INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-01-092-5503?

NSN 5331-01-092-5503 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 5331-01-092-5503?

NSN 5331-01-092-5503 has 13 cross-referenced part numbers: 7-755-018002 (Grove U.s. Llc Dba Grove Us Llc), 2HG238 (Oshkosh Corp), 018-7799 (Parker Hannifin Corporation Div O-Ring Division), AS568-018 (Society of Automotive Engineers Inc), 2HG238 (Oshkosh Defense Llc) and 8 more.

What NSN replaces 5331-01-092-5503?

There are 7 known substitutes for 5331-01-092-5503: 5331-00-059-3113, 5331-00-166-0994, 5330-00-167-5082 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS568-018?

Key specifications for AS568-018: Cross-Sectional Height: 1.70 MILLIMETERS MINIMUM AND 1.86 MILLIMETERS MAXIMUM MM; Outside Diameter: 0.864 INCHES MINIMUM AND 0.894 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL. 6 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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