PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS3581-032O-Ring

Sae International Dba Sae International · NSN 5331-01-112-1765 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-112-1765 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-112-1765. Primary manufacturer part number: AS3581-032.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER SYNTHETIC
  • Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL
  • Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
  • Center Hole Diameter: 1.849 INCHES MINIMUM AND 1.879 INCHES MAXIMUM IN
  • Outside Diameter: 2.004 INCHES NOMINAL IN
  • Temp Rating: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
  • 9 verified cross-references
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-112-1765, 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 9 commercial cross-references from 6 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
NSN5331-01-112-1765
Primary Part NumberAS3581-032
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusACTIVE
MaterialRUBBER SYNTHETIC
Hardness Rating90.0 SHORE DUROMETER A NOMINAL
Cross-Sectional Height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
Center Hole Diameter1.849 INCHES MINIMUM AND 1.879 INCHES MAXIMUM IN
Outside Diameter2.004 INCHES NOMINAL IN
Temp Rating-20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5331-01-597-2071AS568-032 INTERCHANGEABLE
O-Ring
Dante Valve Company
Cross-Reference Index
Part NumberManufacturer
MIL-R-83248/2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AS3581-032 Society of Automotive Engineers Inc (USA)
S3-ML-290-A ITEM 4 Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA)
SAE-AS3581 Sae International Dba Sae International (USA)
10389776 Nimikkeistokeskus Ncb Finland (FIN)
M83248/2-032 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
695001250 Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA)
AS3581-032 PRIMARY Sae International Dba Sae International (USA)
D50-0007 ITEM 14 Danco Valve Company (USA)
Related Parts
5331-01-597-2071INTERCHANGEABLE
O-RING
AS568-032

Frequently Asked Questions

What is NSN 5331-01-112-1765?

NSN 5331-01-112-1765 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 5331-01-112-1765?

NSN 5331-01-112-1765 has 9 cross-referenced part numbers: MIL-R-83248/2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AS3581-032 (Society of Automotive Engineers Inc), S3-ML-290-A ITEM 4 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division), SAE-AS3581 (Sae International Dba Sae International), 10389776 (Nimikkeistokeskus Ncb Finland) and 4 more.

What NSN replaces 5331-01-112-1765?

There is 1 known substitute for 5331-01-112-1765: 5331-01-597-2071. Verify interchangeability with system specifications before substitution.

What are the specifications of AS3581-032?

Key specifications for AS3581-032: Material: RUBBER SYNTHETIC; Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Center Hole Diameter: 1.849 INCHES MINIMUM AND 1.879 INCHES MAXIMUM IN. 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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