PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17056O-Ring

James Walker & Co Ltd · NSN 5331-01-035-0381 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-035-0381 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-035-0381. Primary manufacturer part number: 17056.
Features
  • O-Ring — FSC 5331
  • Center Hole Diameter: 3.238 INCHES MINIMUM AND 3.262 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN
  • Material: RUBBER
  • 1 verified cross-reference
  • Primary manufacturer: James Walker & Co Ltd
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-035-0381, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is James Walker & Co Ltd. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-035-0381
Primary Part Number17056
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerJames Walker & Co Ltd
StatusACTIVE
Center Hole Diameter3.238 INCHES MINIMUM AND 3.262 INCHES MAXIMUM IN
Cross-Sectional Height0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN
MaterialRUBBER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3110-00-156-7674S95316 INTERCHANGEABLE
Bearing,roller,journal
Rbc Bearings Incorporated Div West Trenton Division
4310-00-294-188417056 INTERCHANGEABLE
Pin,piston
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
3110-00-418-260117056 INTERCHANGEABLE
Bearing,roller
Coffin Turbo Pump Inc
5999-00-523-7568 INTERCHANGEABLE
Contact,electrical
4710-00-768-973317056 INTERCHANGEABLE
Tube Assembly,metal
Solar Turbines Incorporated Dba Solar Turbines Incorporated
5330-00-901-074921262 INTERCHANGEABLE
Seal,piston
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5950-01-019-5297986142-1 INTERCHANGEABLE
Reactor
Raytheon Company Dba Raytheon
5360-01-274-3012 INTERCHANGEABLE
Spring,helical,torsion
6515-01-590-8175201.790 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
5120-01-601-319217056 INTERCHANGEABLE
Key,socket Head Screw
Bondhus Corp
Cross-Reference Index
Part NumberManufacturer
17056 PRIMARY James Walker & Co Ltd (GBR)
Related Parts
3110-00-156-7674INTERCHANGEABLE
BEARING,ROLLER,JOURNAL
S95316
4310-00-294-1884INTERCHANGEABLE
PIN,PISTON
17056
3110-00-418-2601INTERCHANGEABLE
BEARING,ROLLER
17056
5999-00-523-7568INTERCHANGEABLE
CONTACT,ELECTRICAL
4710-00-768-9733INTERCHANGEABLE
TUBE ASSEMBLY,METAL
17056
5330-00-901-0749INTERCHANGEABLE
SEAL,PISTON
21262
5950-01-019-5297INTERCHANGEABLE
REACTOR
986142-1
5360-01-274-3012INTERCHANGEABLE
SPRING,HELICAL,TORSION
6515-01-590-8175INTERCHANGEABLE
SCREW,BONE
201.790
5120-01-601-3192INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
17056
4820-01-601-6045INTERCHANGEABLE
CAP,VALVE
1705-6

Frequently Asked Questions

What is NSN 5331-01-035-0381?

NSN 5331-01-035-0381 is a O-Ring, manufactured by James Walker & Co Ltd, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-035-0381?

NSN 5331-01-035-0381 has 1 cross-referenced part number: 17056 (James Walker & Co Ltd).

What NSN replaces 5331-01-035-0381?

There are 11 known substitutes for 5331-01-035-0381: 3110-00-156-7674, 4310-00-294-1884, 3110-00-418-2601 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 17056?

Key specifications for 17056: Center Hole Diameter: 3.238 INCHES MINIMUM AND 3.262 INCHES MAXIMUM IN; Cross-Sectional Height: 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN; Material: RUBBER. 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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