PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4J5351O-Ring

Caterpillar Inc Div Caterpillar Defense · NSN 5331-00-498-4556 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-498-4556 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-498-4556. Primary manufacturer part number: 4J5351.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
  • Center Hole Diameter: 0.665 INCHES MINIMUM AND 0.683 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • 5 verified cross-references
  • Primary manufacturer: Caterpillar Inc Div Caterpillar Defense
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 5331-00-498-4556, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-498-4556
Primary Part Number4J5351
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Cross-Sectional Height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
Center Hole Diameter0.665 INCHES MINIMUM AND 0.683 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5331-00-545-72402115N-9 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
5340-01-571-7396P016845 INTERCHANGEABLE
Clamp,loop
Donaldson Company, Inc.
Cross-Reference Index
Part NumberManufacturer
4J5351 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
2115N-9 Zf Industrieantriebe Witten Gmbh (DEU)
4J-5351 Pon Equipment B.v. (NLD)
2-115N709-90 Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA)
10001708 Nimikkeistokeskus Ncb Finland (FIN)
Related Parts
5331-00-545-7240INTERCHANGEABLE
O-RING
2115N-9
5340-01-571-7396INTERCHANGEABLE
CLAMP,LOOP
P016845

Frequently Asked Questions

What is NSN 5331-00-498-4556?

NSN 5331-00-498-4556 is a O-Ring, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-498-4556?

NSN 5331-00-498-4556 has 5 cross-referenced part numbers: 4J5351 (Caterpillar Inc Div Caterpillar Defense), 2115N-9 (Zf Industrieantriebe Witten Gmbh), 4J-5351 (Pon Equipment B.v.), 2-115N709-90 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division), 10001708 (Nimikkeistokeskus Ncb Finland).

What NSN replaces 5331-00-498-4556?

There are 2 known substitutes for 5331-00-498-4556: 5331-00-545-7240, 5340-01-571-7396. Verify interchangeability with system specifications before substitution.

What are the specifications of 4J5351?

Key specifications for 4J5351: Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Center Hole Diameter: 0.665 INCHES MINIMUM AND 0.683 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 3 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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