PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11914Coupling,shaft,flexible

Engineered Air Systems, Inc. Dba Drs Sustainment Systems · NSN 3010-01-111-2201 · FSC 3010 · No Item Name Available
Verified by PartsTable
NSN 3010-01-111-2201 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-111-2201. Primary manufacturer part number: 11914.
Features
  • Coupling,shaft,flexible — FSC 3010
  • Bore Shape: TAPERED SECOND END
  • Bore Length: 2.5630 INCHES NOMINAL FIRST END IN
  • Keyway Depth: 0.1320 INCHES NOMINAL SECOND END IN
  • Keyway Width: 0.375 INCHES NOMINAL SECOND END IN
  • Design Type: INTERNAL GEAR
  • Taper Minor Diameter: 1.2650 INCHES NOMINAL SECOND END IN
  • Bore Diameter: 1.8750 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 3010-01-111-2201, is classified within Federal Supply Class 3010 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Engineered Air Systems, Inc. Dba Drs Sustainment Systems. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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
NSN3010-01-111-2201
Primary Part Number11914
Item NameCoupling,shaft,flexible
FSC / FSG3010 / 30 — No Item Name Available
ManufacturerEngineered Air Systems, Inc. Dba Drs Sustainment Systems
StatusACTIVE
Bore ShapeTAPERED SECOND END
Bore Length2.5630 INCHES NOMINAL FIRST END IN
Keyway Depth0.1320 INCHES NOMINAL SECOND END IN
Keyway Width0.375 INCHES NOMINAL SECOND END IN
Design TypeINTERNAL GEAR
Taper Minor Diameter1.2650 INCHES NOMINAL SECOND END IN
Bore Diameter1.8750 INCHES NOMINAL FIRST END IN
Keying Facility TypeKEYWAY BOTH ENDS
Keyway Depth0.2500 INCHES NOMINAL FIRST END IN
Taper Largest Diameter1.4680 INCHES NOMINAL SECOND END IN
Keying Facility Quantity1 BOTH ENDS
Bore Length2.4370 INCHES NOMINAL SECOND END IN
Bore ShapeSTRAIGHT FIRST END
Keyway Width0.500 INCHES NOMINAL FIRST END IN
Securing MethodKEY BOTH ENDS
Features ProvidedKEYWAY AND EXPOSED COUPLING BOLT TYPE AND STANDARD GRID SPRING AND SHROUDED COUPLING BOLT TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3040-00-213-683611914 INTERCHANGEABLE
Cam,control
Hydro-Aire Aerospace Corp
5120-00-227-8107 INTERCHANGEABLE
Extension,socket Wrench
5136-00-227-8627 INTERCHANGEABLE
Tap,thread Cutting
5945-00-258-1670 INTERCHANGEABLE
Relay,electromagnetic
5310-00-291-4526SCB77688 INTERCHANGEABLE
Washer,flat
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5945-00-501-8687300-30084 INTERCHANGEABLE
Relay,electromagnetic
Dri Relays Inc. Dba Dri Relays Inc
5815-00-602-2766SM-C-426557 INTERCHANGEABLE
Bar,t,teletypewriter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3020-00-866-690411914 INTERCHANGEABLE
Gear,spur
Elbitamerica, Inc.
5310-00-929-610011-914 INTERCHANGEABLE
Washer,key
Pdi Ground Support Systems, Inc.
6150-01-096-4288 INTERCHANGEABLE
Bus,conductor
Cross-Reference Index
Part NumberManufacturer
11914 Engineered Air Systems, Inc. Dba Drs Sustainment Systems (USA)
11914-100 Drs Environmental Systems Inc (USA)
11914-100 Engineered Air Systems, Inc. Dba Drs Sustainment Systems (USA)
Related Parts
3040-00-213-6836INTERCHANGEABLE
CAM,CONTROL
11914
5120-00-227-8107INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
5136-00-227-8627INTERCHANGEABLE
TAP,THREAD CUTTING
5945-00-258-1670INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5310-00-291-4526INTERCHANGEABLE
WASHER,FLAT
SCB77688
5945-00-501-8687INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
300-30084
5815-00-602-2766INTERCHANGEABLE
BAR,T,TELETYPEWRITER
SM-C-426557
3020-00-866-6904INTERCHANGEABLE
GEAR,SPUR
11914
5310-00-929-6100INTERCHANGEABLE
WASHER,KEY
11-914
6150-01-096-4288INTERCHANGEABLE
BUS,CONDUCTOR
5307-01-132-8277INTERCHANGEABLE
STUD
11914
5920-01-354-8926INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
3031-30

Frequently Asked Questions

What is NSN 3010-01-111-2201?

NSN 3010-01-111-2201 is a Coupling,shaft,flexible, manufactured by Engineered Air Systems, Inc. Dba Drs Sustainment Systems, classified under FSC 3010 (No Item Name Available). Status: active.

What are the part numbers for NSN 3010-01-111-2201?

NSN 3010-01-111-2201 has 3 cross-referenced part numbers: 11914 (Engineered Air Systems, Inc. Dba Drs Sustainment Systems), 11914-100 (Drs Environmental Systems Inc), 11914-100 (Engineered Air Systems, Inc. Dba Drs Sustainment Systems).

What NSN replaces 3010-01-111-2201?

There are 12 known substitutes for 3010-01-111-2201: 3040-00-213-6836, 5120-00-227-8107, 5136-00-227-8627 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11914?

Key specifications for 11914: Bore Shape: TAPERED SECOND END; Bore Length: 2.5630 INCHES NOMINAL FIRST END IN; Keyway Depth: 0.1320 INCHES NOMINAL SECOND END IN; Keyway Width: 0.375 INCHES NOMINAL SECOND END IN. 17 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com