PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20A11EM248O-Ring

Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions · NSN 5331-01-292-9459 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-292-9459 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-292-9459. Primary manufacturer part number: 20A11EM248.
Features
  • O-Ring — FSC 5331
  • 5 verified cross-references
  • Primary manufacturer: Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-292-9459, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions. This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersSiemens Energy, Inc. Dba Dresser-Rand (CAGE 0AT62); Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (CAGE 8FGX3); Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (CAGE 830Q4); Jednolity Indeks Materialowy - Uniform Material Index (CAGE 9009H)
Technical Specifications
ParameterValue
NSN5331-01-292-9459
Primary Part Number20A11EM248
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerCurtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5331-00-165-1965AS3209-248 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
209A11EM248 Siemens Energy, Inc. Dba Dresser-Rand (USA)
20A11EM248 PRIMARY Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
20A11EM248 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA)
5331PL1274779 Jednolity Indeks Materialowy - Uniform Material Index (POL)
20A11EM248 Siemens Energy, Inc. Dba Dresser-Rand (USA)
Related Parts
5331-00-165-1965INTERCHANGEABLE
O-RING
AS3209-248

Frequently Asked Questions

What is NSN 5331-01-292-9459?

NSN 5331-01-292-9459 is a O-Ring, manufactured by Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-292-9459?

NSN 5331-01-292-9459 has 5 cross-referenced part numbers: 209A11EM248 (Siemens Energy, Inc. Dba Dresser-Rand), 20A11EM248 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions), 20A11EM248 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions), 5331PL1274779 (Jednolity Indeks Materialowy - Uniform Material Index), 20A11EM248 (Siemens Energy, Inc. Dba Dresser-Rand).

What NSN replaces 5331-01-292-9459?

There is 1 known substitute for 5331-01-292-9459: 5331-00-165-1965. Verify interchangeability with system specifications before substitution.

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