PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L1218 2-111O-Ring

Parker-Hannifin Corp Div O-Ring Division · NSN 5331-01-200-6287 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-200-6287 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-200-6287. Primary manufacturer part number: L1218 2-111.
Features
  • O-Ring — FSC 5331
  • Hardness Rating: 80.0 SHORE DUROMETER A NOMINAL
  • Material: RUBBER FLUOROSILICONE CLASS FQ
  • Center Hole Diameter: 0.419 INCHES MINIMUM AND 0.429 INCHES MAXIMUM IN
  • Outside Diameter: 0.619 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
  • Elongation Percentage: 125 MAXIMUM
  • Temp Rating: -90.0 FAHRENHEIT AND 350.0 FAHRENHEIT DEGF
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Fluorosilicone Class Fq construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-200-6287, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-01-200-6287
Primary Part NumberL1218 2-111
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker-Hannifin Corp Div O-Ring Division
StatusCANCELLED
Hardness Rating80.0 SHORE DUROMETER A NOMINAL
MaterialRUBBER FLUOROSILICONE CLASS FQ
Center Hole Diameter0.419 INCHES MINIMUM AND 0.429 INCHES MAXIMUM IN
Outside Diameter0.619 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN
Cross-Sectional Height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
Elongation Percentage125 MAXIMUM
Temp Rating-90.0 FAHRENHEIT AND 350.0 FAHRENHEIT DEGF
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5331-01-210-3893182567 INTERCHANGEABLE
O-Ring
Woodward, Inc. Div Fuel Systems and Controls
5305-01-351-0860170-105 INTERCHANGEABLE
Screw,machine
Cnh Industrial America Llc Dba Cnh America
Cross-Reference Index
Part NumberManufacturer
L1218 2-111 Parker-Hannifin Corp Div O-Ring Division (USA)
111-11648 Parker Hannifin Corporation Div O-Ring Division (USA)
182567 Woodward, Inc. Div Fuel Systems and Controls (USA)
2-111L1218-80 Parker-Hannifin Corp Div O-Ring Division (USA)
MIL-R-25988/4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-25988/4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
PRP111-11648 Parker Hannifin Corporation Div O-Ring Division (USA)
5331PL2228287 Jednolity Indeks Materialowy - Uniform Material Index (POL)
2-111 L806-80 Parker-Hannifin Corp Div O-Ring Division (USA)
M25988/4-111 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
2-111L1007-80 Parker-Hannifin Corp Div O-Ring Division (USA)
2-111 L806-80 Parker Hannifin Gmbh O-Ring Division (DEU)
A-11TH1058 Stillman Seal Corporation Div Stillman Seal Corperation (USA)
Related Parts
5331-01-210-3893INTERCHANGEABLE
O-RING
182567
5305-01-351-0860INTERCHANGEABLE
SCREW,MACHINE
170-105

Frequently Asked Questions

What is NSN 5331-01-200-6287?

NSN 5331-01-200-6287 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-01-200-6287?

NSN 5331-01-200-6287 has 13 cross-referenced part numbers: L1218 2-111 (Parker-Hannifin Corp Div O-Ring Division), 111-11648 (Parker Hannifin Corporation Div O-Ring Division), 182567 (Woodward, Inc. Div Fuel Systems and Controls), 2-111L1218-80 (Parker-Hannifin Corp Div O-Ring Division), MIL-R-25988/4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 8 more.

What NSN replaces 5331-01-200-6287?

There are 2 known substitutes for 5331-01-200-6287: 5331-01-210-3893, 5305-01-351-0860. Verify interchangeability with system specifications before substitution.

What are the specifications of L1218 2-111?

Key specifications for L1218 2-111: Hardness Rating: 80.0 SHORE DUROMETER A NOMINAL; Material: RUBBER FLUOROSILICONE CLASS FQ; Center Hole Diameter: 0.419 INCHES MINIMUM AND 0.429 INCHES MAXIMUM IN; Outside Diameter: 0.619 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-01-200-6287 still in active supply?

NSN 5331-01-200-6287 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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