PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

610664Insert,flexible Coupling

Rexnord Industries, Llc Div Couplings Division · NSN 3010-00-959-7709 · FSC 3010 · No Item Name Available
Verified by PartsTable
NSN 3010-00-959-7709 — this item is cataloged by the U.S. Government under National Stock Number 3010-00-959-7709. Primary manufacturer part number: 610664.
Features
  • Insert,flexible Coupling — FSC 3010
  • Material: STEEL
  • Overall Thickness: 0.156 INCHES NOMINAL IN
  • Bolt Hole Quantity: 6
  • Style Designator: MULTIPLE HOLES, ROUND BORE
  • Overall Outside Diameter: 5.040 INCHES NOMINAL IN
  • Bolt Circle Diameter: 4.188 INCHES NOMINAL IN
  • Bolt Hole Diameter: 0.328 INCHES NOMINAL IN
Applications
  • Applications requiring Steel construction
General Description

The Insert,flexible Coupling, cataloged under National Stock Number 3010-00-959-7709, is classified within Federal Supply Class 3010 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Rexnord Industries, Llc Div Couplings Division. Government technical data includes 7 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3010-00-959-7709
Primary Part Number610664
Item NameInsert,flexible Coupling
FSC / FSG3010 / 30 — No Item Name Available
ManufacturerRexnord Industries, Llc Div Couplings Division
StatusACTIVE
MaterialSTEEL
Overall Thickness0.156 INCHES NOMINAL IN
Bolt Hole Quantity6
Style DesignatorMULTIPLE HOLES, ROUND BORE
Overall Outside Diameter5.040 INCHES NOMINAL IN
Bolt Circle Diameter4.188 INCHES NOMINAL IN
Bolt Hole Diameter0.328 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5330-00-291-9639125-26 INTERCHANGEABLE
Seal,plain Encased
Dresser Industries Inc Leroi Div
Cross-Reference Index
Part NumberManufacturer
10664-156 Rexnord Industries, Llc Div Couplings Division (USA)
610664 PRIMARY Rexnord Industries, Llc Div Couplings Division (USA)
Related Parts
5330-00-291-9639INTERCHANGEABLE
SEAL,PLAIN ENCASED
125-26

Frequently Asked Questions

What is NSN 3010-00-959-7709?

NSN 3010-00-959-7709 is a Insert,flexible Coupling, manufactured by Rexnord Industries, Llc Div Couplings Division, classified under FSC 3010 (No Item Name Available). Status: active.

What are the part numbers for NSN 3010-00-959-7709?

NSN 3010-00-959-7709 has 2 cross-referenced part numbers: 10664-156 (Rexnord Industries, Llc Div Couplings Division), 610664 (Rexnord Industries, Llc Div Couplings Division).

What NSN replaces 3010-00-959-7709?

There is 1 known substitute for 3010-00-959-7709: 5330-00-291-9639. Verify interchangeability with system specifications before substitution.

What are the specifications of 610664?

Key specifications for 610664: Material: STEEL; Overall Thickness: 0.156 INCHES NOMINAL IN; Bolt Hole Quantity: 6; Style Designator: MULTIPLE HOLES, ROUND BORE. 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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