PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21126-1001-1Shaft,shouldered

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 3040-01-418-3407 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-418-3407 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-418-3407. Primary manufacturer part number: 21126-1001-1.
Features
  • Shaft,shouldered — FSC 3040
  • Material: STEEL COMP 416
  • Material Document and Classification: ASTM 582 ASSN STD SINGLE MATERIAL RESPONSE
  • 3 verified cross-references
  • Primary manufacturer: Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Applications
  • Applications requiring Steel Comp 416 construction
General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-418-3407, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace. Government technical data includes 2 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-418-3407
Primary Part Number21126-1001-1
Item NameShaft,shouldered
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
StatusACTIVE
MaterialSTEEL COMP 416
Material Document and ClassificationASTM 582 ASSN STD SINGLE MATERIAL RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
6210-00-152-3872 INTERCHANGEABLE
Light,indicator
9540-00-251-2593 INTERCHANGEABLE
Angle,structural
2990-00-588-41311912 INTERCHANGEABLE
Muffler,exhaust
Arvin Industries Inc
6150-01-035-074121126 INTERCHANGEABLE
Bus,conductor
Methode Electronics Inc Div Power Solutions Group
3510-01-166-88032-1126 INTERCHANGEABLE
Brake Rotor
Maytag Corporation Dba Maytag Appliancessales
5330-01-211-301621126 INTERCHANGEABLE
Gasket
Industrial Technologies and Services Llc
5306-01-213-971921126 INTERCHANGEABLE
Screw
Parker Hannifin Corporation Div Hydraulic Systems Division
2640-01-283-6978211-26 INTERCHANGEABLE
Valve,pneumatic Tire
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
6105-01-293-768621126 INTERCHANGEABLE
Motor,alternating Current
Scott and Fetzer Co the Wayne Home Equipment Div
4810-01-418-429121126-1002-1 INTERCHANGEABLE
Piston,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
21126-1001-1 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21126-21 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21126 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
6210-00-152-3872INTERCHANGEABLE
LIGHT,INDICATOR
9540-00-251-2593INTERCHANGEABLE
ANGLE,STRUCTURAL
2990-00-588-4131INTERCHANGEABLE
MUFFLER,EXHAUST
1912
6150-01-035-0741INTERCHANGEABLE
BUS,CONDUCTOR
21126
3510-01-166-8803INTERCHANGEABLE
BRAKE ROTOR
2-1126
5330-01-211-3016INTERCHANGEABLE
GASKET
21126
5306-01-213-9719INTERCHANGEABLE
SCREW
21126
2640-01-283-6978INTERCHANGEABLE
VALVE,PNEUMATIC TIRE
211-26
6105-01-293-7686INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
21126
4810-01-418-4291INTERCHANGEABLE
PISTON,VALVE
21126-1002-1

Frequently Asked Questions

What is NSN 3040-01-418-3407?

NSN 3040-01-418-3407 is a Shaft,shouldered, manufactured by Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-418-3407?

NSN 3040-01-418-3407 has 3 cross-referenced part numbers: 21126-1001-1 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21126-21 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21126 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 3040-01-418-3407?

There are 10 known substitutes for 3040-01-418-3407: 6210-00-152-3872, 9540-00-251-2593, 2990-00-588-4131 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21126-1001-1?

Key specifications for 21126-1001-1: End Item Identification: SEAWOLF CLASS (SSN); Material: STEEL COMP 416; Material Document and Classification: ASTM 582 ASSN STD SINGLE MATERIAL RESPONSE. 3 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