PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

G25CRB (2) G25CS (1) G25CAK (1)Coupling,shaft,flexible

Woods T B Inc · NSN 3010-01-127-4089 · FSC 3010 · No Item Name Available
Verified by PartsTable
NSN 3010-01-127-4089 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-127-4089. Primary manufacturer part number: G25CRB (2) G25CS (1) G25CAK (1).
Features
  • Coupling,shaft,flexible — FSC 3010
  • Design Type: INTERNAL GEAR
  • Outside Diameter: 5.500 INCHES NOMINAL IN
  • 4 verified cross-references
  • Primary manufacturer: Woods T B Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-127-4089, 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 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 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
NSN3010-01-127-4089
Primary Part NumberG25CRB (2) G25CS (1) G25CAK (1)
Item NameCoupling,shaft,flexible
FSC / FSG3010 / 30 — No Item Name Available
ManufacturerWoods T B Inc
StatusACTIVE
Design TypeINTERNAL GEAR
Outside Diameter5.500 INCHES NOMINAL IN
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
5920-01-165-9749C2 1-2 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
Cross-Reference Index
Part NumberManufacturer
STD2 1-2 RBXRB Woods T B Inc (USA)
G25CRB (2) G25CS (1) G25CAK (1) PRIMARY Woods T B Inc (USA)
C-2 1/2 Woods T B Inc (USA)
C-2 1/2 RBXRB PRIMARY Lovejoy, Llc Div Lovejoy (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
5920-01-165-9749INTERCHANGEABLE
FUSE,CARTRIDGE
C2 1-2
5140-01-217-8269INTERCHANGEABLE
ROLL,TOOLS AND ACCESSORIES
DWG5140-01-217-8269
3010-01-283-7231INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
C2-1/2 MILL MOTOR RB

Frequently Asked Questions

What is NSN 3010-01-127-4089?

NSN 3010-01-127-4089 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 3010-01-127-4089?

NSN 3010-01-127-4089 has 4 cross-referenced part numbers: STD2 1-2 RBXRB (Woods T B Inc), G25CRB (2) G25CS (1) G25CAK (1) (Woods T B Inc), C-2 1/2 (Woods T B Inc), C-2 1/2 RBXRB (Lovejoy, Llc Div Lovejoy).

What NSN replaces 3010-01-127-4089?

There are 12 known substitutes for 3010-01-127-4089: 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 G25CRB (2) G25CS (1) G25CAK (1)?

Key specifications for G25CRB (2) G25CS (1) G25CAK (1): Design Type: INTERNAL GEAR; Outside Diameter: 5.500 INCHES NOMINAL IN; Overall Length: 4.750 INCHES NOMINAL IN. 3 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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