PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

120R1 CLASS 2 SIZE 453 AMS3215O-Ring

Sae International Dba Sae International · NSN 5331-01-272-0393 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-272-0393 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-272-0393. Primary manufacturer part number: 120R1 CLASS 2 SIZE 453 AMS3215.
Features
  • O-Ring — FSC 5331
  • Hardness Rating: 65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM
  • Specification/standard Data: 81343-J120R1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Center Hole Diameter: 11.960 INCHES MINIMUM AND 11.990 INCHES MAXIMUM IN
  • Nondefinitive Spec/std Data: 2 CLASS AND 453 SIZE
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Cross-Sectional Height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
  • Color: BLACK
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-272-0393, 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 8 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-272-0393
Primary Part Number120R1 CLASS 2 SIZE 453 AMS3215
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusACTIVE
Hardness Rating65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM
Specification/standard Data81343-J120R1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Center Hole Diameter11.960 INCHES MINIMUM AND 11.990 INCHES MAXIMUM IN
Nondefinitive Spec/std Data2 CLASS AND 453 SIZE
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Cross-Sectional Height0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
ColorBLACK
Material Document and ClassificationAMS 3215 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM D2000/SAE J200 ASSN STD SINGLE MATERIAL RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-01-252-6047120R1 CLASS 1 SIZE 214 AMS3215 INTERCHANGEABLE
Packing,preformed
Sae International Dba Sae International
5330-01-252-6048120R1 CLASS 1 SIZE 220 AMS3215 INTERCHANGEABLE
Packing,preformed
Sae International Dba Sae International
5331-01-272-0394120R1 CLASS 2 SIZE 352 AMS3215 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
120R1 CLASS 2 SIZE 453 AMS3215 PRIMARY Sae International Dba Sae International (USA)
2-453 N674-70 Parker Hannifin Gmbh O-Ring Division (DEU)
J120R1 Society of Automotive Engineers Inc (USA)
N0674 2-453 PRIMARY Parker-Hannifin Corp Div O-Ring Division (USA)
453-8307 PRIMARY Parker Hannifin Corporation Div O-Ring Division (USA)
PRP453-8307 Parker Hannifin Corporation Div O-Ring Division (USA)
2-453 N674-70 Parker-Hannifin Corp Div O-Ring Division (USA)
J120R1 Sae International Dba Sae International (USA)
120R1 CLASS 2 SIZE 453 AMS3215 Society of Automotive Engineers Inc (USA)
Related Parts
5330-01-252-6047INTERCHANGEABLE
PACKING,PREFORMED
120R1 CLASS 1 SIZE 214 AMS3215
5330-01-252-6048INTERCHANGEABLE
PACKING,PREFORMED
120R1 CLASS 1 SIZE 220 AMS3215
5331-01-272-0394INTERCHANGEABLE
O-RING
120R1 CLASS 2 SIZE 352 AMS3215

Frequently Asked Questions

What is NSN 5331-01-272-0393?

NSN 5331-01-272-0393 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 5331-01-272-0393?

NSN 5331-01-272-0393 has 9 cross-referenced part numbers: 120R1 CLASS 2 SIZE 453 AMS3215 (Sae International Dba Sae International), 2-453 N674-70 (Parker Hannifin Gmbh O-Ring Division), J120R1 (Society of Automotive Engineers Inc), N0674 2-453 (Parker-Hannifin Corp Div O-Ring Division), 453-8307 (Parker Hannifin Corporation Div O-Ring Division) and 4 more.

What NSN replaces 5331-01-272-0393?

There are 3 known substitutes for 5331-01-272-0393: 5330-01-252-6047, 5330-01-252-6048, 5331-01-272-0394. Verify interchangeability with system specifications before substitution.

What are the specifications of 120R1 CLASS 2 SIZE 453 AMS3215?

Key specifications for 120R1 CLASS 2 SIZE 453 AMS3215: Special Features: O-RING SHAPE;OPERATED BY FUEL, AROMATIC;AS568-453-CLASS 1; Hardness Rating: 65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM; Specification/standard Data: 81343-J120R1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Center Hole Diameter: 11.960 INCHES MINIMUM AND 11.990 INCHES MAXIMUM IN. 9 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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