PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS568C-221O-Ring

Sae International Dba Sae International · NSN 5331-00-623-1119 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-623-1119 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-623-1119. Primary manufacturer part number: AS568C-221.
Features
  • O-Ring — FSC 5331
  • Center Hole Diameter: 1.415 INCHES MINIMUM AND 1.427 INCHES MAXIMUM IN
  • Outside Diameter: 1.699 INCHES NOMINAL IN
  • Material: PLASTIC POLYHEXAMETHYLENE ADIPAMIDE
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM 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 Plastic Polyhexamethylene Adipamide construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-623-1119, 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 5 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
NSN5331-00-623-1119
Primary Part NumberAS568C-221
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusACTIVE
Center Hole Diameter1.415 INCHES MINIMUM AND 1.427 INCHES MAXIMUM IN
Outside Diameter1.699 INCHES NOMINAL IN
MaterialPLASTIC POLYHEXAMETHYLENE ADIPAMIDE
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5331-00-641-3763MS28775-221 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-764-2382 INTERCHANGEABLE
O-Ring
5331-00-892-1917 INTERCHANGEABLE
O-Ring
5331-01-200-7521SA568-115 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-204-21832-460 N219-70 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5331-01-204-85852-242-L449-65 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5331-01-213-70032-395-N674-70 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
Cross-Reference Index
Part NumberManufacturer
2-221P648-9 Parker-Hannifin Corp Div O-Ring Division (USA)
30807268P14 Warren Controls, Inc. (USA)
2-221P648-90 Parker-Hannifin Corp Div O-Ring Division (USA)
AS568C-221 Society of Automotive Engineers Inc (USA)
04423627 Warren Controls, Inc. (USA)
ASTM D2000-04 American Society for Testing and Materials Dba Astm International (USA)
AS568C-221 PRIMARY Sae International Dba Sae International (USA)
AS568B-221 Society of Automotive Engineers Inc (USA)
Related Parts
5331-00-641-3763INTERCHANGEABLE
O-RING
MS28775-221
5331-00-764-2382INTERCHANGEABLE
O-RING
5331-00-892-1917INTERCHANGEABLE
O-RING
5331-01-200-7521INTERCHANGEABLE
O-RING
SA568-115
5331-01-204-2183INTERCHANGEABLE
O-RING
2-460 N219-70
5331-01-204-8585INTERCHANGEABLE
O-RING
2-242-L449-65
5331-01-213-7003INTERCHANGEABLE
O-RING
2-395-N674-70

Frequently Asked Questions

What is NSN 5331-00-623-1119?

NSN 5331-00-623-1119 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 5331-00-623-1119?

NSN 5331-00-623-1119 has 8 cross-referenced part numbers: 2-221P648-9 (Parker-Hannifin Corp Div O-Ring Division), 30807268P14 (Warren Controls, Inc.), 2-221P648-90 (Parker-Hannifin Corp Div O-Ring Division), AS568C-221 (Society of Automotive Engineers Inc), 04423627 (Warren Controls, Inc.) and 3 more.

What NSN replaces 5331-00-623-1119?

There are 7 known substitutes for 5331-00-623-1119: 5331-00-641-3763, 5331-00-764-2382, 5331-00-892-1917 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS568C-221?

Key specifications for AS568C-221: Center Hole Diameter: 1.415 INCHES MINIMUM AND 1.427 INCHES MAXIMUM IN; Outside Diameter: 1.699 INCHES NOMINAL IN; Material: PLASTIC POLYHEXAMETHYLENE ADIPAMIDE; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM 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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