PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L-150-2Coupling,shaft,flexible

Lovejoy, Llc Div Lovejoy · NSN 3010-01-309-1071 · FSC 3010 · No Item Name Available
Verified by PartsTable
NSN 3010-01-309-1071 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-309-1071. Primary manufacturer part number: L-150-2.
Features
  • Coupling,shaft,flexible — FSC 3010
  • Threaded Hole Quantity: 1 FIRST END
  • Keying Facility Quantity: 1 BOTH ENDS
  • Keying Facility Type: KEYWAY BOTH ENDS
  • Bore Diameter: 1.5000 INCHES NOMINAL BOTH ENDS IN
  • Keyway Depth: 0.1800 INCHES NOMINAL BOTH ENDS IN
  • Thread Size Designator: 5/16-18 FIRST END
  • Threaded Hole Location: FIRST END: CENTER OF HUB
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-309-1071, is classified within Federal Supply Class 3010 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Lovejoy, Llc Div Lovejoy. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3010-01-309-1071
Primary Part NumberL-150-2
Item NameCoupling,shaft,flexible
FSC / FSG3010 / 30 — No Item Name Available
ManufacturerLovejoy, Llc Div Lovejoy
StatusACTIVE
Threaded Hole Quantity1 FIRST END
Keying Facility Quantity1 BOTH ENDS
Keying Facility TypeKEYWAY BOTH ENDS
Bore Diameter1.5000 INCHES NOMINAL BOTH ENDS IN
Keyway Depth0.1800 INCHES NOMINAL BOTH ENDS IN
Thread Size Designator5/16-18 FIRST END
Threaded Hole LocationFIRST END: CENTER OF HUB
Bore Length1.6800 INCHES NOMINAL BOTH ENDS IN
Features ProvidedKEYWAY
Securing MethodTHREADED HOLE(S) FIRST END
Bore ShapeSTRAIGHT BOTH ENDS
Keyway Width0.375 INCHES NOMINAL BOTH ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3010-01-209-54415328390 INTERCHANGEABLE
Coupling,shaft,flexible
Naval Sea Systems Command
3010-01-309-1070L-150-1 INTERCHANGEABLE
Coupling,shaft,flexible
Lovejoy, Llc Div Lovejoy
3010-01-309-8190L-150-HY INTERCHANGEABLE
Insert,flexible Coupling
Lovejoy, Llc Div Lovejoy
7025-01-626-4451L1502 INTERCHANGEABLE
Display Unit
Hewlett-Packard Company Dba HP
Cross-Reference Index
Part NumberManufacturer
L-150-2 PRIMARY Lovejoy, Llc Div Lovejoy (USA)
5328390-2 Naval Sea Systems Command (USA)
5328390 Naval Sea Systems Command (USA)
Related Parts
3010-01-209-5441INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
5328390
3010-01-309-1070INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
L-150-1
3010-01-309-8190INTERCHANGEABLE
INSERT,FLEXIBLE COUPLING
L-150-HY
7025-01-626-4451INTERCHANGEABLE
DISPLAY UNIT
L1502

Frequently Asked Questions

What is NSN 3010-01-309-1071?

NSN 3010-01-309-1071 is a Coupling,shaft,flexible, manufactured by Lovejoy, Llc Div Lovejoy, classified under FSC 3010 (No Item Name Available). Status: active.

What are the part numbers for NSN 3010-01-309-1071?

NSN 3010-01-309-1071 has 3 cross-referenced part numbers: L-150-2 (Lovejoy, Llc Div Lovejoy), 5328390-2 (Naval Sea Systems Command), 5328390 (Naval Sea Systems Command).

What NSN replaces 3010-01-309-1071?

There are 4 known substitutes for 3010-01-309-1071: 3010-01-209-5441, 3010-01-309-1070, 3010-01-309-8190 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of L-150-2?

Key specifications for L-150-2: Overall Length: 2.685 INCHES NOMINAL IN; Threaded Hole Quantity: 1 FIRST END; Keying Facility Quantity: 1 BOTH ENDS; Keying Facility Type: KEYWAY BOTH ENDS. 13 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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