PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2-013E515-80O-Ring

Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division · NSN 5331-01-581-9446 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-581-9446 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-581-9446. Primary manufacturer part number: 2-013E515-80.
Features
  • O-Ring — FSC 5331
  • 6 verified cross-references
  • Primary manufacturer: Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-581-9446, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division. This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersParker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division (CAGE 83259); Naval Inventory Control Point Mechanicsburg (CAGE 03950); Parker-Hannifin Corp Div O-Ring Division (CAGE 02697); Treadwell Corporation (delaware) Dba Treadwell Corp (CAGE 81412)
Technical Specifications
ParameterValue
NSN5331-01-581-9446
Primary Part Number2-013E515-80
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5331-01-006-5478E 0515 2-013 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5331-01-115-12981298023-23 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
6610-01-497-49012119-878 INTERCHANGEABLE
Light Assembly,special
Qed Inc Dba Qed Inc
5330-01-580-215828-91169 INTERCHANGEABLE
Gasket
Treadwell Corporation (delaware) Dba Treadwell Corp
6630-01-580-416324-49726 INTERCHANGEABLE
Detector,air,electrolyte Analyze
Treadwell Corporation (delaware) Dba Treadwell Corp
Cross-Reference Index
Part NumberManufacturer
2-013E515-80 Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division (USA)
21-19878 FIND NO 159CP Naval Inventory Control Point Mechanicsburg (USA)
2-013E515-80CP Naval Inventory Control Point Mechanicsburg (USA)
2-013E515-80 Parker-Hannifin Corp Div O-Ring Division (USA)
21-19878 Treadwell Corporation (delaware) Dba Treadwell Corp (USA)
21-19878 FIND NO 159 Treadwell Corporation (delaware) Dba Treadwell Corp (USA)
Related Parts
5331-01-006-5478INTERCHANGEABLE
O-RING
E 0515 2-013
5331-01-115-1298INTERCHANGEABLE
O-RING
1298023-23
6610-01-497-4901INTERCHANGEABLE
LIGHT ASSEMBLY,SPECIAL
2119-878
5330-01-580-2158INTERCHANGEABLE
GASKET
28-91169
6630-01-580-4163INTERCHANGEABLE
DETECTOR,AIR,ELECTROLYTE ANALYZE
24-49726

Frequently Asked Questions

What is NSN 5331-01-581-9446?

NSN 5331-01-581-9446 is a O-Ring, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-581-9446?

NSN 5331-01-581-9446 has 6 cross-referenced part numbers: 2-013E515-80 (Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division), 21-19878 FIND NO 159CP (Naval Inventory Control Point Mechanicsburg), 2-013E515-80CP (Naval Inventory Control Point Mechanicsburg), 2-013E515-80 (Parker-Hannifin Corp Div O-Ring Division), 21-19878 (Treadwell Corporation (delaware) Dba Treadwell Corp) and 1 more.

What NSN replaces 5331-01-581-9446?

There are 5 known substitutes for 5331-01-581-9446: 5331-01-006-5478, 5331-01-115-1298, 6610-01-497-4901 and 2 more. Verify interchangeability with system specifications before substitution.

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