PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

81101Coupling Assembly,flexible

Woods T B Inc · NSN 3010-00-993-5901 · FSC 3010 · No Item Name Available
Verified by PartsTable
NSN 3010-00-993-5901 — this item is cataloged by the U.S. Government under National Stock Number 3010-00-993-5901. Primary manufacturer part number: 81101.
Features
  • Coupling Assembly,flexible — FSC 3010
  • General Characteristics Item Description: CONSISTS OF A STEEL FLEXIBLE GEAR COUPLING AND A BRONZE THROW-OUT YOKE ASSEMBLY,6.000 FLANGE DIA,6.000 INCH O/A LG,1.250 INCH BORE DIA,6.156 INCH ACROSS YOKE PINS IN
  • 5 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 Assembly,flexible, cataloged under National Stock Number 3010-00-993-5901, 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 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 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
NSN3010-00-993-5901
Primary Part Number81101
Item NameCoupling Assembly,flexible
FSC / FSG3010 / 30 — No Item Name Available
ManufacturerWoods T B Inc
StatusACTIVE
General Characteristics Item DescriptionCONSISTS OF A STEEL FLEXIBLE GEAR COUPLING AND A BRONZE THROW-OUT YOKE ASSEMBLY,6.000 FLANGE DIA,6.000 INCH O/A LG,1.250 INCH BORE DIA,6.156 INCH ACROSS YOKE PINS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5340-00-127-366617-1773-02 INTERCHANGEABLE
Clip,retaining
Amphenol Corp Div Amphenol Aerospace Operations
4320-00-203-9817PF14-3911-25ZG INTERCHANGEABLE
Pump,axial Pistons
Eaton Aerospace, Llc Dba Jackson South
5910-00-280-5914 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
6665-00-411-994908-81101 INTERCHANGEABLE
Reagent Kit,arsine
Mine Safety Appliances Company
5935-00-435-960073475 INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corporation Div Amphenol Rf
3510-00-575-0001 INTERCHANGEABLE
Disc
6105-00-585-433081101 INTERCHANGEABLE
Motor-Tachometer Generator
L3harris Technologies, Inc Div Space & Airborne Systems
5310-00-596-6440200AS104-4A063CR INTERCHANGEABLE
Nut,self-Locking,clinch
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
4440-00-910-1658 INTERCHANGEABLE
Parts Kit,dehydrator
1680-01-024-8809 INTERCHANGEABLE
Grip,engine Cowl
Cross-Reference Index
Part NumberManufacturer
17773-1 Reliance Electric Company Dba Reliance & Dodge Brands (USA)
17773-1 Woods T B Inc (USA)
C6116 COUPLING ACS-CL 2 Woods T B Inc (USA)
07-041-16-0001 Somerset Engineering Div Midland-Ross Corp (USA)
81101 PRIMARY Woods T B Inc (USA)
Related Parts
5340-00-127-3666INTERCHANGEABLE
CLIP,RETAINING
17-1773-02
4320-00-203-9817INTERCHANGEABLE
PUMP,AXIAL PISTONS
PF14-3911-25ZG
5910-00-280-5914INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
6665-00-411-9949INTERCHANGEABLE
REAGENT KIT,ARSINE
08-81101
5935-00-435-9600INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
73475
3510-00-575-0001INTERCHANGEABLE
DISC
6105-00-585-4330INTERCHANGEABLE
MOTOR-TACHOMETER GENERATOR
81101
5310-00-596-6440INTERCHANGEABLE
NUT,SELF-LOCKING,CLINCH
200AS104-4A063CR
4440-00-910-1658INTERCHANGEABLE
PARTS KIT,DEHYDRATOR
1680-01-024-8809INTERCHANGEABLE
GRIP,ENGINE COWL
5935-01-054-6320INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
31-8110-1
5945-01-163-6444INTERCHANGEABLE
LINK,SOLENOID
177731

Frequently Asked Questions

What is NSN 3010-00-993-5901?

NSN 3010-00-993-5901 is a Coupling Assembly,flexible, manufactured by Woods T B Inc, classified under FSC 3010 (No Item Name Available). Status: active.

What are the part numbers for NSN 3010-00-993-5901?

NSN 3010-00-993-5901 has 5 cross-referenced part numbers: 17773-1 (Reliance Electric Company Dba Reliance & Dodge Brands), 17773-1 (Woods T B Inc), C6116 COUPLING ACS-CL 2 (Woods T B Inc), 07-041-16-0001 (Somerset Engineering Div Midland-Ross Corp), 81101 (Woods T B Inc).

What NSN replaces 3010-00-993-5901?

There are 12 known substitutes for 3010-00-993-5901: 5340-00-127-3666, 4320-00-203-9817, 5910-00-280-5914 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 81101?

Key specifications for 81101: General Characteristics Item Description: CONSISTS OF A STEEL FLEXIBLE GEAR COUPLING AND A BRONZE THROW-OUT YOKE ASSEMBLY,6.000 FLANGE DIA,6.000 INCH O/A LG,1.250 INCH BORE DIA,6.156 INCH ACROSS YOKE PINS IN. 1 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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