PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

59543Coupling Half,shaft

H20 Tank Inc U S Motors Div · NSN 3010-00-371-6504 · FSC 3010 · No Item Name Available
Verified by PartsTable
NSN 3010-00-371-6504 — this item is cataloged by the U.S. Government under National Stock Number 3010-00-371-6504. Primary manufacturer part number: 59543.
Features
  • Coupling Half,shaft — FSC 3010
  • Features Provided: KEYWAY
  • Body Style: MULTIPLE POSITIONING HOLES, RAISED FACE
  • Bore Shape: TAPERED
  • Taper Largest Diameter: 1.3720 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN
  • Bore Length: 3.1250 INCHES NOMINAL IN
  • Material: IRON MALLEABLE
  • 2 verified cross-references
Applications
  • Applications requiring Iron Malleable construction
General Description

The Coupling Half,shaft, cataloged under National Stock Number 3010-00-371-6504, is classified within Federal Supply Class 3010 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is H20 Tank Inc U S Motors Div. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3010-00-371-6504
Primary Part Number59543
Item NameCoupling Half,shaft
FSC / FSG3010 / 30 — No Item Name Available
ManufacturerH20 Tank Inc U S Motors Div
StatusACTIVE
Features ProvidedKEYWAY
Body StyleMULTIPLE POSITIONING HOLES, RAISED FACE
Bore ShapeTAPERED
Taper Largest Diameter1.3720 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN
Bore Length3.1250 INCHES NOMINAL IN
MaterialIRON MALLEABLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
1680-00-911-814559543 INTERCHANGEABLE
Plate,side
Aerocontrolex Group, Inc. Div Talley Actuators
2825-01-275-6219 INTERCHANGEABLE
Disk,governor,turbine
Cross-Reference Index
Part NumberManufacturer
59543 H20 Tank Inc U S Motors Div (USA)
RC20-208D Paragon Power Inc Sub of Great Lakes Power Products Inc (USA)
Related Parts
1680-00-911-8145INTERCHANGEABLE
PLATE,SIDE
59543
2825-01-275-6219INTERCHANGEABLE
DISK,GOVERNOR,TURBINE

Frequently Asked Questions

What is NSN 3010-00-371-6504?

NSN 3010-00-371-6504 is a Coupling Half,shaft, manufactured by H20 Tank Inc U S Motors Div, classified under FSC 3010 (No Item Name Available). Status: active.

What are the part numbers for NSN 3010-00-371-6504?

NSN 3010-00-371-6504 has 2 cross-referenced part numbers: 59543 (H20 Tank Inc U S Motors Div), RC20-208D (Paragon Power Inc Sub of Great Lakes Power Products Inc).

What NSN replaces 3010-00-371-6504?

There are 2 known substitutes for 3010-00-371-6504: 1680-00-911-8145, 2825-01-275-6219. Verify interchangeability with system specifications before substitution.

What are the specifications of 59543?

Key specifications for 59543: Features Provided: KEYWAY; Overall Length: 3.125 INCHES NOMINAL IN; Body Style: MULTIPLE POSITIONING HOLES, RAISED FACE; Bore Shape: TAPERED. 8 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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