PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31351-3O-Ring

Collins Engine Nozzles, Inc · NSN 5331-00-547-3797 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-547-3797 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-547-3797. Primary manufacturer part number: 31351-3.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.067 INCHES NOMINAL IN
  • Material: RUBBER
  • 3 verified cross-references
  • Primary manufacturer: Collins Engine Nozzles, Inc
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 5331-00-547-3797, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Collins Engine Nozzles, Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references 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
NSN5331-00-547-3797
Primary Part Number31351-3
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerCollins Engine Nozzles, Inc
StatusACTIVE
Cross-Sectional Height0.067 INCHES NOMINAL IN
MaterialRUBBER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5935-00-201-8480103X16 INTERCHANGEABLE
Connector,receptacle,electrical
Kentucky Mfg Co
5950-00-417-4489989108-38B INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon
2840-00-571-0815313513 INTERCHANGEABLE
Spacer,main Bearing
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5360-00-758-7990 INTERCHANGEABLE
Spring,helical,compression
5950-00-874-1008412038-4 INTERCHANGEABLE
Core,electromagnetic Component
Raytheon Company Dba Raytheon
4730-00-957-3001 INTERCHANGEABLE
Adapter,straight,tube to Hose
5950-01-023-924117145 INTERCHANGEABLE
Transformer,power Autotransforme
Robert M. Hadley Company, Inc.
5905-01-202-42806405292-1 INTERCHANGEABLE
Resistor Network,fixed,film
Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div
5330-01-437-3130 INTERCHANGEABLE
Seal,plain Encased
4730-01-538-285817145 INTERCHANGEABLE
Tee,tube
Generac Mobile Products, Llc
Cross-Reference Index
Part NumberManufacturer
112571-2 Collins Engine Nozzles, Inc (USA)
31351-3 PRIMARY Collins Engine Nozzles, Inc (USA)
17145 Collins Engine Nozzles, Inc (USA)
Related Parts
5935-00-201-8480INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
103X16
5950-00-417-4489INTERCHANGEABLE
COIL,RADIO FREQUENCY
989108-38B
2840-00-571-0815INTERCHANGEABLE
SPACER,MAIN BEARING
313513
5360-00-758-7990INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5950-00-874-1008INTERCHANGEABLE
CORE,ELECTROMAGNETIC COMPONENT
412038-4
4730-00-957-3001INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO HOSE
5950-01-023-9241INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
17145
5905-01-202-4280INTERCHANGEABLE
RESISTOR NETWORK,FIXED,FILM
6405292-1
5330-01-437-3130INTERCHANGEABLE
SEAL,PLAIN ENCASED
4730-01-538-2858INTERCHANGEABLE
TEE,TUBE
17145
6515-01-589-0220INTERCHANGEABLE
SCREW,BONE
212.830

Frequently Asked Questions

What is NSN 5331-00-547-3797?

NSN 5331-00-547-3797 is a O-Ring, manufactured by Collins Engine Nozzles, Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-547-3797?

NSN 5331-00-547-3797 has 3 cross-referenced part numbers: 112571-2 (Collins Engine Nozzles, Inc), 31351-3 (Collins Engine Nozzles, Inc), 17145 (Collins Engine Nozzles, Inc).

What NSN replaces 5331-00-547-3797?

There are 11 known substitutes for 5331-00-547-3797: 5935-00-201-8480, 5950-00-417-4489, 2840-00-571-0815 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31351-3?

Key specifications for 31351-3: Cross-Sectional Height: 0.067 INCHES NOMINAL IN; Material: RUBBER. 2 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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