PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS3209-225O-Ring

Sae International Dba Sae International · NSN 5331-00-165-1944 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-165-1944 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-165-1944. Primary manufacturer part number: AS3209-225.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • Temp Rating: -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
  • Elongation Percentage: 125 MAXIMUM
  • Center Hole Diameter: 1.841 INCHES MINIMUM AND 1.877 INCHES MAXIMUM IN
  • Material: RUBBER FLUOROCARBON CLASS FPM
  • Hardness Rating: 75.0 SHORE DUROMETER A NOMINAL
  • Outside Diameter: 2.111 INCHES MINIMUM AND 2.163 INCHES MAXIMUM IN
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 5331-00-165-1944, 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 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 22 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
NSN5331-00-165-1944
Primary Part NumberAS3209-225
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusCANCELLED
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Temp Rating-15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
Elongation Percentage125 MAXIMUM
Center Hole Diameter1.841 INCHES MINIMUM AND 1.877 INCHES MAXIMUM IN
MaterialRUBBER FLUOROCARBON CLASS FPM
Hardness Rating75.0 SHORE DUROMETER A NOMINAL
Outside Diameter2.111 INCHES MINIMUM AND 2.163 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5330-00-108-0090R149P225A INTERCHANGEABLE
Packing,preformed
General Electric Company
5330-00-111-3762 INTERCHANGEABLE
Gasket
2810-00-118-170451543 INTERCHANGEABLE
Gasket,carburetor a
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
1680-00-279-36745154-3 INTERCHANGEABLE
Cover,seat Back,pilot
Lockheed Martin Corp
5961-00-458-68665-154-3 INTERCHANGEABLE
Semiconductor Device,diode
Bird Electronic Corporation Div Bird Electronic Corp
1650-00-486-184551543 INTERCHANGEABLE
Contact-Stationary
Goodrich Corporation Dba Goodrich Corp
5977-00-521-8272SM-C-314890 INTERCHANGEABLE
Brush,electrical Contact
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6210-00-775-5641 INTERCHANGEABLE
Lens,light
5331-00-865-4452 INTERCHANGEABLE
O-Ring
5996-01-200-0363 INTERCHANGEABLE
Amplifier,intermediate Frequency
Cross-Reference Index
Part NumberManufacturer
878225 Eaton Aerospace, Llc Dba Jackson South (USA)
PRP568-225-975-75 Parco, Llc (USA)
2-225 V747-75 Parker Hannifin Gmbh O-Ring Division (DEU)
4680-225 Eaton Aerospace, Llc Dba Jackson South (USA)
2-225V747-75 Parker-Hannifin Corp Div O-Ring Division (USA)
H604BN001 FIND Jered Llc (USA)
AMS7276 Society of Automotive Engineers Inc (USA)
J221P225 Zf Industrieantriebe Witten Gmbh (DEU)
878225 Eaton Aerospace, Llc Dba Jackson South (USA)
2-225 77-545-75 Zf Industrieantriebe Witten Gmbh (DEU)
700-225-433 Carver Pump Company (USA)
AS3209-225 Leonardo Spa Helicopters Division - Production Site (ITA)
2-225 V884-75 Zf Industrieantriebe Witten Gmbh (DEU)
9800-318X1PIECE Electric Boat Corporation Div General Dynamics Electric Boat (USA)
2-225V1164-75 Parker-Hannifin Corp Div O-Ring Division (USA)
556-6408040-11 Zf Industrieantriebe Witten Gmbh (DEU)
SSBN598-516-189 Naval Ship Systems Command (USA)
5489360-20 Naval Sea Systems Command (USA)
AS3209-225 Leonardo Uk Ltd (GBR)
M83485/1-225 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
5330-00-108-0090INTERCHANGEABLE
PACKING,PREFORMED
R149P225A
5330-00-111-3762INTERCHANGEABLE
GASKET
2810-00-118-1704INTERCHANGEABLE
GASKET,CARBURETOR A
51543
1680-00-279-3674INTERCHANGEABLE
COVER,SEAT BACK,PILOT
5154-3
5961-00-458-6866INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5-154-3
1650-00-486-1845INTERCHANGEABLE
CONTACT-STATIONARY
51543
5977-00-521-8272INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
SM-C-314890
6210-00-775-5641INTERCHANGEABLE
LENS,LIGHT
5331-00-865-4452INTERCHANGEABLE
O-RING
5996-01-200-0363INTERCHANGEABLE
AMPLIFIER,INTERMEDIATE FREQUENCY
5330-01-282-5817INTERCHANGEABLE
PACKING,PREFORMED
4420-01-464-1739INTERCHANGEABLE
RESERVOIR ASSEMBLY,
51543

Frequently Asked Questions

What is NSN 5331-00-165-1944?

NSN 5331-00-165-1944 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 5331-00-165-1944?

NSN 5331-00-165-1944 has 50 cross-referenced part numbers: 878225 (Eaton Aerospace, Llc Dba Jackson South), PRP568-225-975-75 (Parco, Llc), 2-225 V747-75 (Parker Hannifin Gmbh O-Ring Division), 4680-225 (Eaton Aerospace, Llc Dba Jackson South), 2-225V747-75 (Parker-Hannifin Corp Div O-Ring Division) and 45 more.

What NSN replaces 5331-00-165-1944?

There are 12 known substitutes for 5331-00-165-1944: 5330-00-108-0090, 5330-00-111-3762, 2810-00-118-1704 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS3209-225?

Key specifications for AS3209-225: Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Temp Rating: -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF; Elongation Percentage: 125 MAXIMUM; Center Hole Diameter: 1.841 INCHES MINIMUM AND 1.877 INCHES MAXIMUM IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-165-1944 still in active supply?

NSN 5331-00-165-1944 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.
PartsTable Design LLC · partstable.com