PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS3581-213O-Ring

Sae International Dba Sae International · NSN 5331-01-319-3441 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-319-3441 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-319-3441. Primary manufacturer part number: AS3581-213.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER FLUOROCARBON CLASS FPM
  • Center Hole Diameter: 0.911 INCHES MINIMUM AND 0.931 INCHES MAXIMUM IN
  • Criticality Code Justification: ZZZW
  • Departure From Cited Document: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • 9 verified cross-references
  • Primary manufacturer: Sae International Dba Sae International
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Fluorocarbon Class Fpm construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-319-3441, 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 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 5 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
NSN5331-01-319-3441
Primary Part NumberAS3581-213
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusACTIVE
MaterialRUBBER FLUOROCARBON CLASS FPM
Center Hole Diameter0.911 INCHES MINIMUM AND 0.931 INCHES MAXIMUM IN
Criticality Code JustificationZZZW
Departure From Cited DocumentCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5331-01-120-9550AS3581-213 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
PLC-10864 ITEM 13 Admiral Valve Llc Dba Cpv Manufacturing (USA)
PL-3512 PIECE 13CP Naval Inventory Control Point Mechanicsburg (USA)
M83248/2-213CP Naval Inventory Control Point Mechanicsburg (USA)
AS3581-213 Society of Automotive Engineers Inc (USA)
PLC-10864 ITEM 13CP Naval Inventory Control Point Mechanicsburg (USA)
M83248/2-213 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
PL-3512 PIECE 13 Admiral Valve Llc Dba Cpv Manufacturing (USA)
SAE-AS3581 Sae International Dba Sae International (USA)
AS3581-213 PRIMARY Sae International Dba Sae International (USA)
Related Parts
5331-01-120-9550INTERCHANGEABLE
O-RING
AS3581-213

Frequently Asked Questions

What is NSN 5331-01-319-3441?

NSN 5331-01-319-3441 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 5331-01-319-3441?

NSN 5331-01-319-3441 has 9 cross-referenced part numbers: PLC-10864 ITEM 13 (Admiral Valve Llc Dba Cpv Manufacturing), PL-3512 PIECE 13CP (Naval Inventory Control Point Mechanicsburg), M83248/2-213CP (Naval Inventory Control Point Mechanicsburg), AS3581-213 (Society of Automotive Engineers Inc), PLC-10864 ITEM 13CP (Naval Inventory Control Point Mechanicsburg) and 4 more.

What NSN replaces 5331-01-319-3441?

There is 1 known substitute for 5331-01-319-3441: 5331-01-120-9550. Verify interchangeability with system specifications before substitution.

What are the specifications of AS3581-213?

Key specifications for AS3581-213: Material: RUBBER FLUOROCARBON CLASS FPM; Center Hole Diameter: 0.911 INCHES MINIMUM AND 0.931 INCHES MAXIMUM IN; Criticality Code Justification: ZZZW; Departure From Cited Document: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D. 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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