PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18313Connecting Rod,piston

Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division · NSN 4310-00-604-3836 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-00-604-3836 — this item is cataloged by the U.S. Government under National Stock Number 4310-00-604-3836. Primary manufacturer part number: 18313.
Features
  • Connecting Rod,piston — FSC 4310
  • Shaft Connecting End Style: AUTOMOTIVE STANDARD SPLIT BEARING 2 BOLT
  • Shaft Connecting End Lubrication Method: SPLASH
  • Edge Radius: 0.660 INCHES NOMINAL IN
  • Bearing Replaceability: REPLACEABLE
  • End Thickness: 0.750 INCHES NOMINAL IN
  • Body Width at Piston Connecting End: 10.765 INCHES NOMINAL IN
  • Body Thickness at Piston Connecting End: 0.670 INCHES NOMINAL IN
Applications
  • Applications requiring Steel construction
General Description

The Connecting Rod,piston, cataloged under National Stock Number 4310-00-604-3836, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 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
NSN4310-00-604-3836
Primary Part Number18313
Item NameConnecting Rod,piston
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
StatusCANCELLED
Shaft Connecting End StyleAUTOMOTIVE STANDARD SPLIT BEARING 2 BOLT
Shaft Connecting End Lubrication MethodSPLASH
Edge Radius0.660 INCHES NOMINAL IN
Bearing ReplaceabilityREPLACEABLE
End Thickness0.750 INCHES NOMINAL IN
Body Width at Piston Connecting End10.765 INCHES NOMINAL IN
Body Thickness at Piston Connecting End0.670 INCHES NOMINAL IN
Body Thickness at Shaft Connecting End0.640 INCHES NOMINAL IN
Piston Connecting End BearingINCLUDED
Shaft Connecting End Bearing ReplaceabilityREPLACEABLE
Piston End Connection StyleSMALL ENGINE AND AUTOMOTIVE STANDARD
End Hole Inside Diameter0.625 INCHES NOMINAL IN
Center to Center Effective Length5.953 INCHES NOMINAL IN
Shaft Connecting End Width2.800 INCHES NOMINAL IN
Shaft Connecting End Edge Radius1.025 INCHES NOMINAL IN
Shaft Connecting End Hole Inside Diameter1.375 INCHES NOMINAL IN
Shaft Connecting End BearingINCLUDED
Shaft Connecting End Thickness0.987 INCHES NOMINAL IN
Piston Connecting End Lubrication Drill FeatureNOT INCLUDED
Piston Connecting End Lubrication MethodSPLASH
Body Width at Shaft Connecting End1.065 INCHES NOMINAL IN
Shaft Connecting End Lubrication Drill FeatureNOT INCLUDED
MaterialSTEEL
Fabrication MethodFORGED
Cross-Sectional Shape StyleI-SECTION TYPE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
4820-00-036-1770 INTERCHANGEABLE
Disk,valve
5950-00-086-8832 INTERCHANGEABLE
Coil,radio Frequency
5330-00-291-3352 INTERCHANGEABLE
Seal,plain Encased
5895-00-347-465338271 INTERCHANGEABLE
Synchronizer,electrical
L3harris Technologies, Inc Div Space & Airborne Systems
5305-00-444-0851 INTERCHANGEABLE
Screw,machine
5330-00-451-017818313 INTERCHANGEABLE
Gasket
Lake Shore Systems, Inc.
5305-00-579-1267 INTERCHANGEABLE
Screw,machine
5305-00-843-8278 INTERCHANGEABLE
Screw,machine
5955-01-042-0157712746-3 INTERCHANGEABLE
Crystal Unit,quartz
Raytheon Company Div Rmd Strategic
5365-01-506-82671831-3 INTERCHANGEABLE
Spacer,ring
Stromag Inc
Cross-Reference Index
Part NumberManufacturer
18313 Abex Corp (USA)
18313 Compair Kellogg Div of Robertshaw Controls Co (USA)
18313 PRIMARY Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA)
18313 Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
38271 Leroi International Inc Dba Compair Leroi (USA)
38271 Compair Kellogg Div of Robertshaw Controls Co (USA)
Related Parts
4820-00-036-1770INTERCHANGEABLE
DISK,VALVE
5950-00-086-8832INTERCHANGEABLE
COIL,RADIO FREQUENCY
5330-00-291-3352INTERCHANGEABLE
SEAL,PLAIN ENCASED
5895-00-347-4653INTERCHANGEABLE
SYNCHRONIZER,ELECTRICAL
38271
5305-00-444-0851INTERCHANGEABLE
SCREW,MACHINE
5330-00-451-0178INTERCHANGEABLE
GASKET
18313
5305-00-579-1267INTERCHANGEABLE
SCREW,MACHINE
5305-00-843-8278INTERCHANGEABLE
SCREW,MACHINE
5955-01-042-0157INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
712746-3
5365-01-506-8267INTERCHANGEABLE
SPACER,RING
1831-3
5133-01-535-8384INTERCHANGEABLE
DRILL,TWIST
018313

Frequently Asked Questions

What is NSN 4310-00-604-3836?

NSN 4310-00-604-3836 is a Connecting Rod,piston, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division, classified under FSC 4310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4310-00-604-3836?

NSN 4310-00-604-3836 has 6 cross-referenced part numbers: 18313 (Abex Corp), 18313 (Compair Kellogg Div of Robertshaw Controls Co), 18313 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division), 18313 (Parker Hannifin Corporation Div Hydraulic Systems Division), 38271 (Leroi International Inc Dba Compair Leroi) and 1 more.

What NSN replaces 4310-00-604-3836?

There are 11 known substitutes for 4310-00-604-3836: 4820-00-036-1770, 5950-00-086-8832, 5330-00-291-3352 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18313?

Key specifications for 18313: Shaft Connecting End Style: AUTOMOTIVE STANDARD SPLIT BEARING 2 BOLT; Shaft Connecting End Lubrication Method: SPLASH; Edge Radius: 0.660 INCHES NOMINAL IN; Bearing Replaceability: REPLACEABLE. 25 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4310-00-604-3836 still in active supply?

NSN 4310-00-604-3836 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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