PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D31114427AO-Ring

Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am · NSN 5331-01-183-4061 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-183-4061 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-183-4061. Primary manufacturer part number: D31114427A.
Features
  • O-Ring — FSC 5331
  • 23 verified cross-references
  • Primary manufacturer: Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-183-4061, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am. This item has 23 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersOshkosh Defense Llc (CAGE 75Q65); Isotta Fraschini Motori Spa (CAGE A0106); Cooper Cameron Corp Cooper Cameron Valves Div (CAGE 15645); Emerson Process Management Valve Automation, Inc. (CAGE 01379); Zf Industrieantriebe Witten Gmbh (CAGE D9182)
Technical Specifications
ParameterValue
NSN5331-01-183-4061
Primary Part NumberD31114427A
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerFincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5330-00-070-1300 INTERCHANGEABLE
Packing,preformed
5331-00-708-7770104X224A INTERCHANGEABLE
O-Ring
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
5331-01-250-0652C-6193 ITEM 17 INTERCHANGEABLE
O-Ring
Cooper Cameron Corp Cooper Cameron Valves Div
5331-01-522-5005D3114427A INTERCHANGEABLE
O-Ring
Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am
4130-01-594-184326510380 INTERCHANGEABLE
Air Element Ou,spec
Itw Gse Inc.
Cross-Reference Index
Part NumberManufacturer
1PS99 Oshkosh Defense Llc (USA)
031.0801 POS. 4 Isotta Fraschini Motori Spa (ITA)
D3114427A Isotta Fraschini Motori Spa (ITA)
C-6193B ITEM 17 Cooper Cameron Corp Cooper Cameron Valves Div (USA)
17362/17871 PIECE 25 Emerson Process Management Valve Automation, Inc. (USA)
MODEL 1000 IT5B Zf Industrieantriebe Witten Gmbh (DEU)
938283949U01 Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am (USA)
9HE954 Oshkosh Corp (USA)
7255-264 PIECE 43 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
4045222417 Emerson Process Management Valve Automation, Inc. (USA)
1PS99 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
5530-224 Cooper Cameron Corp Cooper Cameron Valves Div (USA)
GV31-325-2-7 Automatic Switch Company Dba Asco (USA)
5R8005 Caterpillar Inc Div Caterpillar Defense (USA)
X00141 Zf Industrieantriebe Witten Gmbh (DEU)
D31114427A PRIMARY Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am (USA)
B 2575.146.674 Zf Industrieantriebe Witten Gmbh (DEU)
D104040200 Parker-Hannifin Corporation Div Hydraulic Accumulator Division (USA)
2-224 N674-70 Parker-Hannifin Corp Div O-Ring Division (USA)
ASC1430520 Asc Pty Ltd (AUS)
Related Parts
5330-00-070-1300INTERCHANGEABLE
PACKING,PREFORMED
5331-00-708-7770INTERCHANGEABLE
O-RING
104X224A
5331-01-250-0652INTERCHANGEABLE
O-RING
C-6193 ITEM 17
5331-01-522-5005INTERCHANGEABLE
O-RING
D3114427A
4130-01-594-1843INTERCHANGEABLE
AIR ELEMENT OU,SPEC
26510380

Frequently Asked Questions

What is NSN 5331-01-183-4061?

NSN 5331-01-183-4061 is a O-Ring, manufactured by Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-01-183-4061?

NSN 5331-01-183-4061 has 23 cross-referenced part numbers: 1PS99 (Oshkosh Defense Llc), 031.0801 POS. 4 (Isotta Fraschini Motori Spa), D3114427A (Isotta Fraschini Motori Spa), C-6193B ITEM 17 (Cooper Cameron Corp Cooper Cameron Valves Div), 17362/17871 PIECE 25 (Emerson Process Management Valve Automation, Inc.) and 18 more.

What NSN replaces 5331-01-183-4061?

There are 5 known substitutes for 5331-01-183-4061: 5330-00-070-1300, 5331-00-708-7770, 5331-01-250-0652 and 2 more. Verify interchangeability with system specifications before substitution.

Is NSN 5331-01-183-4061 still in active supply?

NSN 5331-01-183-4061 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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