PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25-4933PC43O-Ring

Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division · NSN 5331-00-723-5314 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-723-5314 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-723-5314. Primary manufacturer part number: 25-4933PC43.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY MATERIAL
  • Center Hole Diameter: 0.562 INCHES NOMINAL IN
  • Cross-Sectional Height: 0.094 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Isobutylene-Isoprene Class Iir construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-723-5314, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-723-5314
Primary Part Number25-4933PC43
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
StatusACTIVE
MaterialRUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY MATERIAL
Center Hole Diameter0.562 INCHES NOMINAL IN
Cross-Sectional Height0.094 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2530-00-615-600449174H INTERCHANGEABLE
Cup,hydraulic Brake Cylinder
Navistar Intl Corp Truck Br Ohio Plant
3120-00-781-7288A02RS283-1 INTERCHANGEABLE
Bearing,sleeve
Rbc Aircraft Products, Inc.
5945-01-105-4861GR835SS1 INTERCHANGEABLE
Relay,electromagnetic
Northrop Grumman Systems Corporation
8465-01-396-992790382 INTERCHANGEABLE
Reservoir,hydration System
Camelbak Products, Llc Dba Camelbak
5965-01-509-589390-211 INTERCHANGEABLE
Handset
L3 Technologies, Inc.
5975-01-616-014790211 INTERCHANGEABLE
Adapter,electrical Conduit
Scott Fetzer Company, the Dba Adalet Div Adalet
5120-01-644-035290211 INTERCHANGEABLE
Extractor,screw
Lawson Products, Inc.
Cross-Reference Index
Part NumberManufacturer
25-4933PC43 Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA)
902-11 Parker Hannifin Corporation Div O-Ring Division (USA)
Related Parts
2530-00-615-6004INTERCHANGEABLE
CUP,HYDRAULIC BRAKE CYLINDER
49174H
3120-00-781-7288INTERCHANGEABLE
BEARING,SLEEVE
A02RS283-1
5945-01-105-4861INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
GR835SS1
8465-01-396-9927INTERCHANGEABLE
RESERVOIR,HYDRATION SYSTEM
90382
5965-01-509-5893INTERCHANGEABLE
HANDSET
90-211
5975-01-616-0147INTERCHANGEABLE
ADAPTER,ELECTRICAL CONDUIT
90211
5120-01-644-0352INTERCHANGEABLE
EXTRACTOR,SCREW
90211

Frequently Asked Questions

What is NSN 5331-00-723-5314?

NSN 5331-00-723-5314 is a O-Ring, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-723-5314?

NSN 5331-00-723-5314 has 2 cross-referenced part numbers: 25-4933PC43 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division), 902-11 (Parker Hannifin Corporation Div O-Ring Division).

What NSN replaces 5331-00-723-5314?

There are 7 known substitutes for 5331-00-723-5314: 2530-00-615-6004, 3120-00-781-7288, 5945-01-105-4861 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25-4933PC43?

Key specifications for 25-4933PC43: Material: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY MATERIAL; Center Hole Diameter: 0.562 INCHES NOMINAL IN; Cross-Sectional Height: 0.094 INCHES NOMINAL IN. 4 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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