PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5110-115Shaft,extension Assembly

Airflo Instrument Company, the Dba Airflo Instrument Co · NSN 3040-00-979-6683 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-979-6683 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-979-6683. Primary manufacturer part number: 5110-115.
Features
  • Shaft,extension Assembly — FSC 3040
  • General Characteristics Item Description: 1 P/N 12421,1 DOWL PIN 0.1252 IN. DIA BY 0.375 IN. LG CRES FINISH PASSIVATED,PIN INSTALLED SPECIAL IN
  • 2 verified cross-references
  • Primary manufacturer: Airflo Instrument Company, the Dba Airflo Instrument Co
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Shaft,extension Assembly, cataloged under National Stock Number 3040-00-979-6683, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Airflo Instrument Company, the Dba Airflo Instrument Co. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3040-00-979-6683
Primary Part Number5110-115
Item NameShaft,extension Assembly
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerAirflo Instrument Company, the Dba Airflo Instrument Co
StatusCANCELLED
General Characteristics Item Description1 P/N 12421,1 DOWL PIN 0.1252 IN. DIA BY 0.375 IN. LG CRES FINISH PASSIVATED,PIN INSTALLED SPECIAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
6240-00-155-8008 INTERCHANGEABLE
Lamp,incandescent
5935-00-305-2260 INTERCHANGEABLE
Connector,receptacle,electrical
6625-00-423-6613 INTERCHANGEABLE
Divider,power,radio Frequency
6125-01-073-067612449 INTERCHANGEABLE
Stator,motor-Generator
Kurz & Root Generator Company, Llc
5930-01-074-884812-H-0049 INTERCHANGEABLE
Switch,code Indicating Wheel
Electro Switch Corp. Dba Electro Switch Corp Div Digitran a Unit of Electro Switch
4820-01-135-220612449 INTERCHANGEABLE
Piston,valve
Paragon Power Inc Sub of Great Lakes Power Products Inc
6515-01-607-3381STERLING NITRILE GLOVES X-SMALL INTERCHANGEABLE
Glove,patient Examining
Kimberly-Clark Corporation
5895-01-665-199812449 INTERCHANGEABLE
Case,electronic Communications E
Gatr Technologies, Inc.
Cross-Reference Index
Part NumberManufacturer
5110-115 PRIMARY Airflo Instrument Company, the Dba Airflo Instrument Co (USA)
12449 PRIMARY Belfort Instrument Company (USA)
Related Parts
6240-00-155-8008INTERCHANGEABLE
LAMP,INCANDESCENT
5935-00-305-2260INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
6625-00-423-6613INTERCHANGEABLE
DIVIDER,POWER,RADIO FREQUENCY
6125-01-073-0676INTERCHANGEABLE
STATOR,MOTOR-GENERATOR
12449
5930-01-074-8848INTERCHANGEABLE
SWITCH,CODE INDICATING WHEEL
12-H-0049
4820-01-135-2206INTERCHANGEABLE
PISTON,VALVE
12449
6515-01-607-3381INTERCHANGEABLE
GLOVE,PATIENT EXAMINING
STERLING NITRILE GLOVES X-SMALL
5895-01-665-1998INTERCHANGEABLE
CASE,ELECTRONIC COMMUNICATIONS E
12449

Frequently Asked Questions

What is NSN 3040-00-979-6683?

NSN 3040-00-979-6683 is a Shaft,extension Assembly, manufactured by Airflo Instrument Company, the Dba Airflo Instrument Co, classified under FSC 3040 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3040-00-979-6683?

NSN 3040-00-979-6683 has 2 cross-referenced part numbers: 5110-115 (Airflo Instrument Company, the Dba Airflo Instrument Co), 12449 (Belfort Instrument Company).

What NSN replaces 3040-00-979-6683?

There are 8 known substitutes for 3040-00-979-6683: 6240-00-155-8008, 5935-00-305-2260, 6625-00-423-6613 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5110-115?

Key specifications for 5110-115: General Characteristics Item Description: 1 P/N 12421,1 DOWL PIN 0.1252 IN. DIA BY 0.375 IN. LG CRES FINISH PASSIVATED,PIN INSTALLED SPECIAL IN. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3040-00-979-6683 still in active supply?

NSN 3040-00-979-6683 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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