PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C2-1/2 MILL MOTOR RBCoupling,shaft,flexible

Woods T B Inc · NSN 3010-01-283-7231 · FSC 3010 · No Item Name Available
Verified by PartsTable
NSN 3010-01-283-7231 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-283-7231. Primary manufacturer part number: C2-1/2 MILL MOTOR RB.
Features
  • Coupling,shaft,flexible — FSC 3010
  • Bore Diameter: 2.6250 INCHES MAXIMUM BOTH ENDS IN
  • Furnished Items and Quantity: SETSCREW 1
  • Bore Shape: ROUGH STOCK BOTH ENDS
  • Outside Diameter: 5.500 INCHES NOMINAL IN
  • Bore Length: 2.2500 INCHES NOMINAL SECOND END IN
  • Design Type: INTERNAL GEAR
  • Bore Length: 5.1250 INCHES NOMINAL FIRST END IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-283-7231, is classified within Federal Supply Class 3010 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Woods T B Inc. Government technical data includes 8 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3010-01-283-7231
Primary Part NumberC2-1/2 MILL MOTOR RB
Item NameCoupling,shaft,flexible
FSC / FSG3010 / 30 — No Item Name Available
ManufacturerWoods T B Inc
StatusACTIVE
Bore Diameter2.6250 INCHES MAXIMUM BOTH ENDS IN
Furnished Items and QuantitySETSCREW 1
Bore ShapeROUGH STOCK BOTH ENDS
Outside Diameter5.500 INCHES NOMINAL IN
Bore Length2.2500 INCHES NOMINAL SECOND END IN
Design TypeINTERNAL GEAR
Bore Length5.1250 INCHES NOMINAL FIRST END IN
Features ProvidedMILL MOTOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6105-00-052-35301134617-2 INTERCHANGEABLE
Motor,control
Belfort Instrument Company
3455-00-254-8471 INTERCHANGEABLE
Cutter,milling,concave
5120-00-288-9294212 INTERCHANGEABLE
Wrench,open End
Martin Sprocket and Gear Inc
5133-00-357-0123C212 INTERCHANGEABLE
Cutter,counterbore
Wright Machine & Tool Co., Inc.
5315-00-836-8734C2-12 INTERCHANGEABLE
Pin,tapered,plain
Roller Bearing Co of America, Inc Div Pic Design
5330-00-902-0220 INTERCHANGEABLE
Seal,coupling
5130-00-944-5624C2-12 INTERCHANGEABLE
Chuck,fastener Installation Tool
Hi-Shear Corporation
5340-01-051-94760929983 INTERCHANGEABLE
Clamp,loop
Kalmar AC Inc
3010-01-059-0613910059-1 INTERCHANGEABLE
Coupling,shaft,flexible
Honeywell International Inc. Div Aerospace - Torrance
3010-01-127-4089C-2 1/2 RBXRB INTERCHANGEABLE
Coupling,shaft,flexible
Lovejoy, Llc Div Lovejoy
Cross-Reference Index
Part NumberManufacturer
C2-1/2 ROUGH BORE Woods T B Inc (USA)
C21-2 Woods T B Inc (USA)
C2-1/2 MILL MOTOR RB PRIMARY Woods T B Inc (USA)
Related Parts
6105-00-052-3530INTERCHANGEABLE
MOTOR,CONTROL
1134617-2
3455-00-254-8471INTERCHANGEABLE
CUTTER,MILLING,CONCAVE
5120-00-288-9294INTERCHANGEABLE
WRENCH,OPEN END
212
5133-00-357-0123INTERCHANGEABLE
CUTTER,COUNTERBORE
C212
5315-00-836-8734INTERCHANGEABLE
PIN,TAPERED,PLAIN
C2-12
5330-00-902-0220INTERCHANGEABLE
SEAL,COUPLING
5130-00-944-5624INTERCHANGEABLE
CHUCK,FASTENER INSTALLATION TOOL
C2-12
5340-01-051-9476INTERCHANGEABLE
CLAMP,LOOP
0929983
3010-01-059-0613INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
910059-1
3010-01-127-4089INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
C-2 1/2 RBXRB
5920-01-165-9749INTERCHANGEABLE
FUSE,CARTRIDGE
C2 1-2
5140-01-217-8269INTERCHANGEABLE
ROLL,TOOLS AND ACCESSORIES
DWG5140-01-217-8269

Frequently Asked Questions

What is NSN 3010-01-283-7231?

NSN 3010-01-283-7231 is a Coupling,shaft,flexible, manufactured by Woods T B Inc, classified under FSC 3010 (No Item Name Available). Status: active.

What are the part numbers for NSN 3010-01-283-7231?

NSN 3010-01-283-7231 has 3 cross-referenced part numbers: C2-1/2 ROUGH BORE (Woods T B Inc), C21-2 (Woods T B Inc), C2-1/2 MILL MOTOR RB (Woods T B Inc).

What NSN replaces 3010-01-283-7231?

There are 12 known substitutes for 3010-01-283-7231: 6105-00-052-3530, 3455-00-254-8471, 5120-00-288-9294 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of C2-1/2 MILL MOTOR RB?

Key specifications for C2-1/2 MILL MOTOR RB: Bore Diameter: 2.6250 INCHES MAXIMUM BOTH ENDS IN; Furnished Items and Quantity: SETSCREW 1; Bore Shape: ROUGH STOCK BOTH ENDS; Outside Diameter: 5.500 INCHES NOMINAL IN. 9 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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