PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C-860820BCoupling,shaft,flexible

Ameridrives International Llc Dba Ameridrives International Llc · NSN 3010-01-335-7444 · FSC 3010 · No Item Name Available
Verified by PartsTable
NSN 3010-01-335-7444 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-335-7444. Primary manufacturer part number: C-860820B.
Features
  • Coupling,shaft,flexible — FSC 3010
  • Outside Diameter: 4.000 INCHES NOMINAL IN
  • Bore Length: 1.6875 INCHES NOMINAL BOTH ENDS IN
  • Keying Facility Quantity: 1 BOTH ENDS
  • Keyway Width: 0.375 INCHES NOMINAL BOTH ENDS IN
  • Design Type: INTERNAL GEAR
  • Keying Facility Type: KEYWAY BOTH ENDS
  • 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 3010-01-335-7444, is classified within Federal Supply Class 3010 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Ameridrives International Llc Dba Ameridrives International Llc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3010-01-335-7444
Primary Part NumberC-860820B
Item NameCoupling,shaft,flexible
FSC / FSG3010 / 30 — No Item Name Available
ManufacturerAmeridrives International Llc Dba Ameridrives International Llc
StatusACTIVE
Outside Diameter4.000 INCHES NOMINAL IN
Bore Length1.6875 INCHES NOMINAL BOTH ENDS IN
Keying Facility Quantity1 BOTH ENDS
Keyway Width0.375 INCHES NOMINAL BOTH ENDS IN
Design TypeINTERNAL GEAR
Keying Facility TypeKEYWAY BOTH ENDS
Bore ShapeSTRAIGHT BOTH ENDS
Bore Diameter1.5000 INCHES NOMINAL BOTH ENDS IN
Features ProvidedKEYWAY AND FLOATING SHAFT
Keyway Depth0.1875 INCHES NOMINAL BOTH ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3120-00-235-0736FF1011-4 INTERCHANGEABLE
Bearing,sleeve
Beemer Precision Inc
Cross-Reference Index
Part NumberManufacturer
C-860820B PRIMARY Ameridrives International Llc Dba Ameridrives International Llc (USA)
F-101-1/4 1-1/2IN.BORE Ameridrives International Llc Dba Ameridrives International Llc (USA)
F-101-1/4 Ameridrives International Llc Dba Ameridrives International Llc (USA)
Related Parts
3120-00-235-0736INTERCHANGEABLE
BEARING,SLEEVE
FF1011-4

Frequently Asked Questions

What is NSN 3010-01-335-7444?

NSN 3010-01-335-7444 is a Coupling,shaft,flexible, manufactured by Ameridrives International Llc Dba Ameridrives International Llc, classified under FSC 3010 (No Item Name Available). Status: active.

What are the part numbers for NSN 3010-01-335-7444?

NSN 3010-01-335-7444 has 3 cross-referenced part numbers: C-860820B (Ameridrives International Llc Dba Ameridrives International Llc), F-101-1/4 1-1/2IN.BORE (Ameridrives International Llc Dba Ameridrives International Llc), F-101-1/4 (Ameridrives International Llc Dba Ameridrives International Llc).

What NSN replaces 3010-01-335-7444?

There is 1 known substitute for 3010-01-335-7444: 3120-00-235-0736. Verify interchangeability with system specifications before substitution.

What are the specifications of C-860820B?

Key specifications for C-860820B: Outside Diameter: 4.000 INCHES NOMINAL IN; Bore Length: 1.6875 INCHES NOMINAL BOTH ENDS IN; Keying Facility Quantity: 1 BOTH ENDS; Keyway Width: 0.375 INCHES NOMINAL BOTH ENDS IN. 11 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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