PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L-150-1Coupling,shaft,flexible

Lovejoy, Llc Div Lovejoy · NSN 3010-01-309-1070 · FSC 3010 · No Item Name Available
Verified by PartsTable
NSN 3010-01-309-1070 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-309-1070. Primary manufacturer part number: L-150-1.
Features
  • Coupling,shaft,flexible — FSC 3010
  • Threaded Hole Location: FIRST END: CENTER OF HUB
  • Keying Facility Quantity: 1 BOTH ENDS
  • Securing Method: THREADED HOLE(S) FIRST END
  • Bore Diameter: 1.2500 INCHES NOMINAL BOTH ENDS IN
  • Threaded Hole Quantity: 1 FIRST END
  • Keyway Depth: 0.1600 INCHES NOMINAL BOTH ENDS IN
  • Bore Shape: STRAIGHT BOTH ENDS
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-309-1070, 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
NSN3010-01-309-1070
Primary Part NumberL-150-1
Item NameCoupling,shaft,flexible
FSC / FSG3010 / 30 — No Item Name Available
ManufacturerLovejoy, Llc Div Lovejoy
StatusACTIVE
Threaded Hole LocationFIRST END: CENTER OF HUB
Keying Facility Quantity1 BOTH ENDS
Securing MethodTHREADED HOLE(S) FIRST END
Bore Diameter1.2500 INCHES NOMINAL BOTH ENDS IN
Threaded Hole Quantity1 FIRST END
Keyway Depth0.1600 INCHES NOMINAL BOTH ENDS IN
Bore ShapeSTRAIGHT BOTH ENDS
Thread Size Designator5/16-18 FIRST END
Features ProvidedKEYWAY
Bore Length1.4100 INCHES NOMINAL BOTH ENDS IN
Keyway Width0.312 INCHES NOMINAL BOTH ENDS IN
Keying Facility TypeKEYWAY BOTH ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3010-01-209-54415328390 INTERCHANGEABLE
Coupling,shaft,flexible
Naval Sea Systems Command
3010-01-309-1071L-150-2 INTERCHANGEABLE
Coupling,shaft,flexible
Lovejoy, Llc Div Lovejoy
3010-01-309-8190L-150-HY INTERCHANGEABLE
Insert,flexible Coupling
Lovejoy, Llc Div Lovejoy
6020-01-444-7434 INTERCHANGEABLE
Cable Assembly,fiber Optic
Cross-Reference Index
Part NumberManufacturer
5328390 Naval Sea Systems Command (USA)
5328390-1 Naval Sea Systems Command (USA)
L-150-1 PRIMARY Lovejoy, Llc Div Lovejoy (USA)
Related Parts
3010-01-209-5441INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
5328390
3010-01-309-1071INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
L-150-2
3010-01-309-8190INTERCHANGEABLE
INSERT,FLEXIBLE COUPLING
L-150-HY
6020-01-444-7434INTERCHANGEABLE
CABLE ASSEMBLY,FIBER OPTIC

Frequently Asked Questions

What is NSN 3010-01-309-1070?

NSN 3010-01-309-1070 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 3010-01-309-1070?

NSN 3010-01-309-1070 has 3 cross-referenced part numbers: 5328390 (Naval Sea Systems Command), 5328390-1 (Naval Sea Systems Command), L-150-1 (Lovejoy, Llc Div Lovejoy).

What NSN replaces 3010-01-309-1070?

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

What are the specifications of L-150-1?

Key specifications for L-150-1: Overall Length: 2.685 INCHES NOMINAL IN; Threaded Hole Location: FIRST END: CENTER OF HUB; Keying Facility Quantity: 1 BOTH ENDS; Securing Method: THREADED HOLE(S) FIRST END. 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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