PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8543Coupling,shaft,flexible

Landoll Corporation Dba Landoll Corporation Drexel Division Div Drexel · NSN 3010-01-030-4967 · FSC 3010 · No Item Name Available
Verified by PartsTable
NSN 3010-01-030-4967 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-030-4967. Primary manufacturer part number: 8543.
Features
  • Coupling,shaft,flexible — FSC 3010
  • Spline Quantity: 10 BOTH ENDS
  • Counterbore Diameter: 1.4375 INCHES NOMINAL FIRST END IN
  • Outside Diameter: 5.000 INCHES NOMINAL IN
  • Threaded Hole Location: BOTH ENDS - THROUGH FLANGE, EQUALLY WPACED ON @3.250 IN. DIA BOLT CIRCLE FIRST END IN
  • Spline Major Diameter: 1.3745 INCHES NOMINAL FIRST END IN
  • Securing Method: THREADED HOLE(S) FIRST END
  • Spline Length: 1.500 INCHES NOMINAL FIRST END IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-030-4967, is classified within Federal Supply Class 3010 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Landoll Corporation Dba Landoll Corporation Drexel Division Div Drexel. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3010-01-030-4967
Primary Part Number8543
Item NameCoupling,shaft,flexible
FSC / FSG3010 / 30 — No Item Name Available
ManufacturerLandoll Corporation Dba Landoll Corporation Drexel Division Div Drexel
StatusCANCELLED
Spline Quantity10 BOTH ENDS
Counterbore Diameter1.4375 INCHES NOMINAL FIRST END IN
Outside Diameter5.000 INCHES NOMINAL IN
Threaded Hole LocationBOTH ENDS - THROUGH FLANGE, EQUALLY WPACED ON @3.250 IN. DIA BOLT CIRCLE FIRST END IN
Spline Major Diameter1.3745 INCHES NOMINAL FIRST END IN
Securing MethodTHREADED HOLE(S) FIRST END
Spline Length1.500 INCHES NOMINAL FIRST END IN
Spline Minor Diameter1.1825 INCHES NOMINAL FIRST END IN
Bore ShapeSPLINED BOTH ENDS
Thread Size Designator1/4-20 FIRST END
Spline Length1.312 INCHES NOMINAL SECOND END IN
Spline Minor Diameter1.0745 INCHES NOMINAL SECOND END IN
Threaded Hole Quantity6 FIRST END
Design TypeROLLER CHAIN
Spline Major Diameter1.2490 INCHES NOMINAL SECOND END IN
Features ProvidedKEYWAY
Counterbore Depth1.5625 INCHES NOMINAL FIRST END IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3030-00-233-8046134999 INTERCHANGEABLE
Belts,v,matched Set
Cummins Inc.
5305-00-286-40068543 INTERCHANGEABLE
Screw,machine
Telemechanics Inc
5365-01-132-27158543 INTERCHANGEABLE
Spacer,sleeve
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5365-01-137-76828543 15990 INTERCHANGEABLE
Shim
The Gorman-Rupp Company Div Gorman-Rupp
5999-01-152-0042952226-2 INTERCHANGEABLE
Heat Sink,electrical-Electronic
Raytheon Company Dba Raytheon Co
3010-01-189-42408543 INTERCHANGEABLE
Clutch,plate,searchlight
Carlisle & Finch Co
3030-01-221-20838543 INTERCHANGEABLE
Belt,v
Gates Corporation
7310-01-249-66738543 INTERCHANGEABLE
Coffee Maker,automatic
Bloomfield Industries
3110-01-267-0016 INTERCHANGEABLE
Bearing,roller,cylindrical
8105-01-288-7902 INTERCHANGEABLE
Bag,textile
Cross-Reference Index
Part NumberManufacturer
8543 Landoll Corporation Dba Landoll Corporation Drexel Division Div Drexel (USA)
51372 Landoll Corporation Dba Landoll Corporation Drexel Division Div Drexel (USA)
Related Parts
3030-00-233-8046INTERCHANGEABLE
BELTS,V,MATCHED SET
134999
5305-00-286-4006INTERCHANGEABLE
SCREW,MACHINE
8543
5365-01-132-2715INTERCHANGEABLE
SPACER,SLEEVE
8543
5365-01-137-7682INTERCHANGEABLE
SHIM
8543 15990
5999-01-152-0042INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC
952226-2
3010-01-189-4240INTERCHANGEABLE
CLUTCH,PLATE,SEARCHLIGHT
8543
3030-01-221-2083INTERCHANGEABLE
BELT,V
8543
7310-01-249-6673INTERCHANGEABLE
COFFEE MAKER,AUTOMATIC
8543
3110-01-267-0016INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
8105-01-288-7902INTERCHANGEABLE
BAG,TEXTILE
2940-01-399-7371INTERCHANGEABLE
FILTER ELEMENT,FLUID
PH2
5355-01-588-8982INTERCHANGEABLE
KNOB
51372

Frequently Asked Questions

What is NSN 3010-01-030-4967?

NSN 3010-01-030-4967 is a Coupling,shaft,flexible, manufactured by Landoll Corporation Dba Landoll Corporation Drexel Division Div Drexel, classified under FSC 3010 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3010-01-030-4967?

NSN 3010-01-030-4967 has 2 cross-referenced part numbers: 8543 (Landoll Corporation Dba Landoll Corporation Drexel Division Div Drexel), 51372 (Landoll Corporation Dba Landoll Corporation Drexel Division Div Drexel).

What NSN replaces 3010-01-030-4967?

There are 12 known substitutes for 3010-01-030-4967: 3030-00-233-8046, 5305-00-286-4006, 5365-01-132-2715 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8543?

Key specifications for 8543: Spline Quantity: 10 BOTH ENDS; Counterbore Diameter: 1.4375 INCHES NOMINAL FIRST END IN; Outside Diameter: 5.000 INCHES NOMINAL IN; Threaded Hole Location: BOTH ENDS - THROUGH FLANGE, EQUALLY WPACED ON @3.250 IN. DIA BOLT CIRCLE FIRST END IN. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3010-01-030-4967 still in active supply?

NSN 3010-01-030-4967 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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