PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

671-00249-0O-Ring

Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division · NSN 5331-01-012-5148 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-012-5148 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-012-5148. Primary manufacturer part number: 671-00249-0.
Features
  • O-Ring — FSC 5331
  • Elongation Percentage: 331 MAXIMUM
  • Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Outside Diameter: 5.137 INCHES NOMINAL IN
  • Cross-Sectional Height: 0.139 INCHES NOMINAL IN
  • Temp Rating: -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
  • Center Hole Diameter: 4.859 INCHES NOMINAL IN
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 5331-01-012-5148, 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 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-01-012-5148
Primary Part Number671-00249-0
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
StatusCANCELLED
Elongation Percentage331 MAXIMUM
Hardness Rating70.0 SHORE DUROMETER A NOMINAL
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Outside Diameter5.137 INCHES NOMINAL IN
Cross-Sectional Height0.139 INCHES NOMINAL IN
Temp Rating-30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
Center Hole Diameter4.859 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5340-00-356-3307SM-B-148337 INTERCHANGEABLE
Standoff,threaded,spacing
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5930-00-669-8374 INTERCHANGEABLE
Switch,toggle
6685-00-936-2139 INTERCHANGEABLE
Indicator,temperature,electrical
5935-01-026-2237ST5M1350B2PM INTERCHANGEABLE
Connector,receptacle,electrical
The Boeing Company Div Defense
5961-01-032-7930L02320 INTERCHANGEABLE
Semiconductor Devices,unitized
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
5310-01-036-38875032-5 INTERCHANGEABLE
Washer,shouldered
L3harris Technologies, Inc. Div Space and Airborne Systems
6630-01-225-9834500921 INTERCHANGEABLE
Board,amplifier
Servomex Company
7045-01-372-7961 INTERCHANGEABLE
Case,data Carrier
5331-01-383-6783 INTERCHANGEABLE
O-Ring
6645-01-440-7670500921 INTERCHANGEABLE
Timer,sequential
Dynarad
Cross-Reference Index
Part NumberManufacturer
2-249 N674-7 Parker-Hannifin Corp Div O-Ring Division (USA)
671-00249-0 PRIMARY Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA)
20A11C2M249 Clark Equipment Co Div Doosan Infracore Portable Power (USA)
50325 Paccar Winch Inc Dba Paccar Winch Division (USA)
D2000 TYPE M3CH714 American Society for Testing and Materials Dba Astm International (USA)
AS568-249 Society of Automotive Engineers Inc (USA)
NAS568-249 Society of Automotive Engineers Inc (USA)
AS568-249 PRIMARY Sae International Dba Sae International (USA)
203540 Zf Industrieantriebe Witten Gmbh (DEU)
5500W10P059 Ametek Inc Div Aerospace and Defense (USA)
2-249-N674-70 Zf Industrieantriebe Witten Gmbh (DEU)
2-249N674-70 Parker-Hannifin Corp Div O-Ring Division (USA)
500921 Edgeone Llc Dba Ore Offshore Div Ore Offshore (USA)
Related Parts
5340-00-356-3307INTERCHANGEABLE
STANDOFF,THREADED,SPACING
SM-B-148337
5930-00-669-8374INTERCHANGEABLE
SWITCH,TOGGLE
6685-00-936-2139INTERCHANGEABLE
INDICATOR,TEMPERATURE,ELECTRICAL
5935-01-026-2237INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
ST5M1350B2PM
5961-01-032-7930INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
L02320
5310-01-036-3887INTERCHANGEABLE
WASHER,SHOULDERED
5032-5
6630-01-225-9834INTERCHANGEABLE
BOARD,AMPLIFIER
500921
7045-01-372-7961INTERCHANGEABLE
CASE,DATA CARRIER
5331-01-383-6783INTERCHANGEABLE
O-RING
6645-01-440-7670INTERCHANGEABLE
TIMER,SEQUENTIAL
500921
2530-01-578-5812INTERCHANGEABLE
WHEEL ASSEMBLY,PNEUMATIC TIRE
50325

Frequently Asked Questions

What is NSN 5331-01-012-5148?

NSN 5331-01-012-5148 is a O-Ring, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-01-012-5148?

NSN 5331-01-012-5148 has 13 cross-referenced part numbers: 2-249 N674-7 (Parker-Hannifin Corp Div O-Ring Division), 671-00249-0 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division), 20A11C2M249 (Clark Equipment Co Div Doosan Infracore Portable Power), 50325 (Paccar Winch Inc Dba Paccar Winch Division), D2000 TYPE M3CH714 (American Society for Testing and Materials Dba Astm International) and 8 more.

What NSN replaces 5331-01-012-5148?

There are 11 known substitutes for 5331-01-012-5148: 5340-00-356-3307, 5930-00-669-8374, 6685-00-936-2139 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 671-00249-0?

Key specifications for 671-00249-0: Elongation Percentage: 331 MAXIMUM; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Outside Diameter: 5.137 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-01-012-5148 still in active supply?

NSN 5331-01-012-5148 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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