PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10643Insert,flexible Coupling

Rexnord Industries, Llc Div Couplings Division · NSN 3010-00-412-2358 · FSC 3010 · No Item Name Available
Verified by PartsTable
NSN 3010-00-412-2358 — this item is cataloged by the U.S. Government under National Stock Number 3010-00-412-2358. Primary manufacturer part number: 10643.
Features
  • Insert,flexible Coupling — FSC 3010
  • Overall Outside Diameter: 6.093 INCHES NOMINAL IN
  • Material: STEEL
  • Overall Thickness: 0.656 INCHES NOMINAL IN
  • Bolt Hole Diameter: 0.749 INCHES NOMINAL IN
  • Style Designator: MULTIPLE HOLES, ROUND BORE
  • Bolt Circle Diameter: 4.750 INCHES NOMINAL IN
  • Bolt Hole Quantity: 4
Applications
  • Applications requiring Steel construction
General Description

The Insert,flexible Coupling, cataloged under National Stock Number 3010-00-412-2358, 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 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3010-00-412-2358
Primary Part Number10643
Item NameInsert,flexible Coupling
FSC / FSG3010 / 30 — No Item Name Available
ManufacturerRexnord Industries, Llc Div Couplings Division
StatusACTIVE
Overall Outside Diameter6.093 INCHES NOMINAL IN
MaterialSTEEL
Overall Thickness0.656 INCHES NOMINAL IN
Bolt Hole Diameter0.749 INCHES NOMINAL IN
Style DesignatorMULTIPLE HOLES, ROUND BORE
Bolt Circle Diameter4.750 INCHES NOMINAL IN
Bolt Hole Quantity4
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5998-00-420-409310643 INTERCHANGEABLE
Circuit Card Assembly
Weigh-Tronix Inc
5961-00-451-5915 INTERCHANGEABLE
Mounting Kit,transi
5310-00-545-8402 INTERCHANGEABLE
Washer,flat
3040-00-830-189510643 INTERCHANGEABLE
Connecting Link,rigid
Grimes Aerospace Company
6685-00-845-2190138000 INTERCHANGEABLE
Gage,vacuum,indicating
Ametek, Inc. Div Aerospace & Defense
3040-00-939-1846CA030360 INTERCHANGEABLE
Lever,remote Control
Evans Tempcon Michigan, Llc
5950-00-999-7963995559-9 INTERCHANGEABLE
Transformer,radio Frequency
Raytheon Company Div Rmd Strategic
6630-01-190-2629 INTERCHANGEABLE
Valve,bubbler
4820-01-275-699510643 INTERCHANGEABLE
Parts Kit,valve
Watson Mcdaniel Co
4940-01-298-555710643 INTERCHANGEABLE
Adapter,mechanical
Usi Inc
Cross-Reference Index
Part NumberManufacturer
731697PC2 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
731697 Naval Sea Systems Command (USA)
731697-2 Naval Sea Systems Command (USA)
10643 PRIMARY Rexnord Industries, Llc Div Couplings Division (USA)
3010PL0900061 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Related Parts
5998-00-420-4093INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
10643
5961-00-451-5915INTERCHANGEABLE
MOUNTING KIT,TRANSI
5310-00-545-8402INTERCHANGEABLE
WASHER,FLAT
3040-00-830-1895INTERCHANGEABLE
CONNECTING LINK,RIGID
10643
6685-00-845-2190INTERCHANGEABLE
GAGE,VACUUM,INDICATING
138000
3040-00-939-1846INTERCHANGEABLE
LEVER,REMOTE CONTROL
CA030360
5950-00-999-7963INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
995559-9
6630-01-190-2629INTERCHANGEABLE
VALVE,BUBBLER
4820-01-275-6995INTERCHANGEABLE
PARTS KIT,VALVE
10643
4940-01-298-5557INTERCHANGEABLE
ADAPTER,MECHANICAL
10643
4730-01-399-6308INTERCHANGEABLE
FITTING,LUBRICATION
10643
6525-01-571-7198INTERCHANGEABLE
SPECTACLES,PROTECTIVE,COMPUTED T
453567069641

Frequently Asked Questions

What is NSN 3010-00-412-2358?

NSN 3010-00-412-2358 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 3010-00-412-2358?

NSN 3010-00-412-2358 has 5 cross-referenced part numbers: 731697PC2 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 731697 (Naval Sea Systems Command), 731697-2 (Naval Sea Systems Command), 10643 (Rexnord Industries, Llc Div Couplings Division), 3010PL0900061 (Jednolity Indeks Materialowy - Uniform Material Index).

What NSN replaces 3010-00-412-2358?

There are 12 known substitutes for 3010-00-412-2358: 5998-00-420-4093, 5961-00-451-5915, 5310-00-545-8402 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10643?

Key specifications for 10643: Overall Outside Diameter: 6.093 INCHES NOMINAL IN; Material: STEEL; Overall Thickness: 0.656 INCHES NOMINAL IN; Bolt Hole Diameter: 0.749 INCHES NOMINAL IN. 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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