PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS3209-348O-Ring

Sae International Dba Sae International · NSN 5331-01-005-3205 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-005-3205 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-005-3205. Primary manufacturer part number: AS3209-348.
Features
  • O-Ring — FSC 5331
  • Outside Diameter: 4.730 INCHES MINIMUM AND 4.810 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
  • Material: RUBBER FLUOROCARBON CLASS FPM
  • Center Hole Diameter: 4.320 INCHES MINIMUM AND 4.380 INCHES MAXIMUM IN
  • Hardness Rating: 75.0 SHORE DUROMETER A NOMINAL
  • Elongation Percentage: 125 MAXIMUM
  • 18 verified cross-references
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 5331-01-005-3205, 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 18 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-01-005-3205
Primary Part NumberAS3209-348
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusCANCELLED
Outside Diameter4.730 INCHES MINIMUM AND 4.810 INCHES MAXIMUM IN
Cross-Sectional Height0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
MaterialRUBBER FLUOROCARBON CLASS FPM
Center Hole Diameter4.320 INCHES MINIMUM AND 4.380 INCHES MAXIMUM IN
Hardness Rating75.0 SHORE DUROMETER A NOMINAL
Elongation Percentage125 MAXIMUM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5331-00-167-5123AS3209-136 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-167-5164AS3209-451 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-330-3307AS3209-141 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-005-0515 INTERCHANGEABLE
O-Ring
5331-01-005-2311AS3209-454 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-005-3202AS3209-267 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-054-2587 INTERCHANGEABLE
O-Ring
4820-01-130-654381348F INTERCHANGEABLE
Diaphragm,valve,flat
Griswold Industries Dba Cla-Val Co
5331-01-187-9076AS3209-019 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-231-7478AS3209-233 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
2-348V1164-75 Parker-Hannifin Corp Div O-Ring Division (USA)
845-7286652 ITEM 39 Naval Sea Systems Command (USA)
556-6406596-MFB C-B27 Zf Industrieantriebe Witten Gmbh (DEU)
SAE-AMS7276 Sae International Dba Sae International (USA)
MIL-R-83248/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
SAE-AS3209 Sae International Dba Sae International (USA)
8/1-348 Zf Industrieantriebe Witten Gmbh (DEU)
M83248/1-348 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AS 568A-348 Zf Industrieantriebe Witten Gmbh (DEU)
2-348V1226-75 Parker-Hannifin Corp Div O-Ring Division (USA)
AS3209-348 PRIMARY Sae International Dba Sae International (USA)
3426RA PIECE 18 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
2-348V0747-75 Parker-Hannifin Corp Div O-Ring Division (USA)
AS3209-348 Society of Automotive Engineers Inc (USA)
2-348V747-75 Zf Industrieantriebe Witten Gmbh (DEU)
88611505B1 ITEM Electric Boat Corporation Div General Dynamics Electric Boat (USA)
M83248-1-348 Zf Industrieantriebe Witten Gmbh (DEU)
3427RA PIECE 22 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
5331-00-167-5123INTERCHANGEABLE
O-RING
AS3209-136
5331-00-167-5164INTERCHANGEABLE
O-RING
AS3209-451
5331-00-330-3307INTERCHANGEABLE
O-RING
AS3209-141
5331-01-005-0515INTERCHANGEABLE
O-RING
5331-01-005-2311INTERCHANGEABLE
O-RING
AS3209-454
5331-01-005-3202INTERCHANGEABLE
O-RING
AS3209-267
5331-01-054-2587INTERCHANGEABLE
O-RING
4820-01-130-6543INTERCHANGEABLE
DIAPHRAGM,VALVE,FLAT
81348F
5331-01-187-9076INTERCHANGEABLE
O-RING
AS3209-019
5331-01-231-7478INTERCHANGEABLE
O-RING
AS3209-233
5331-01-271-4286INTERCHANGEABLE
O-RING
5331-01-290-2115INTERCHANGEABLE
O-RING
AS3209-129

Frequently Asked Questions

What is NSN 5331-01-005-3205?

NSN 5331-01-005-3205 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-01-005-3205?

NSN 5331-01-005-3205 has 18 cross-referenced part numbers: 2-348V1164-75 (Parker-Hannifin Corp Div O-Ring Division), 845-7286652 ITEM 39 (Naval Sea Systems Command), 556-6406596-MFB C-B27 (Zf Industrieantriebe Witten Gmbh), SAE-AMS7276 (Sae International Dba Sae International), MIL-R-83248/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 13 more.

What NSN replaces 5331-01-005-3205?

There are 12 known substitutes for 5331-01-005-3205: 5331-00-167-5123, 5331-00-167-5164, 5331-00-330-3307 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS3209-348?

Key specifications for AS3209-348: Outside Diameter: 4.730 INCHES MINIMUM AND 4.810 INCHES MAXIMUM IN; Cross-Sectional Height: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN; Material: RUBBER FLUOROCARBON CLASS FPM; Center Hole Diameter: 4.320 INCHES MINIMUM AND 4.380 INCHES MAXIMUM IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-01-005-3205 still in active supply?

NSN 5331-01-005-3205 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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