PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21346-1003-1Shaft,shouldered

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 3040-01-441-9082 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-441-9082 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-441-9082. Primary manufacturer part number: 21346-1003-1.
Features
  • Shaft,shouldered — FSC 3040
  • Second End Diameter: 0.7500 INCHES NOMINAL IN
  • Second End Slot Depth: 0.243 INCHES NOMINAL IN
  • Second End Style: SLOTTED
  • Surface Finish: 16.0 MICROINCHES
  • First End Diameter: 0.8040 INCHES NOMINAL IN
  • Material: STEEL COMP 416
  • First End Style: PLAIN
Applications
  • Applications requiring Steel Comp 416 construction
General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-441-9082, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 1 manufacturer, 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
NSN3040-01-441-9082
Primary Part Number21346-1003-1
Item NameShaft,shouldered
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
StatusACTIVE
Second End Diameter0.7500 INCHES NOMINAL IN
Second End Slot Depth0.243 INCHES NOMINAL IN
Second End StyleSLOTTED
Surface Finish16.0 MICROINCHES
First End Diameter0.8040 INCHES NOMINAL IN
MaterialSTEEL COMP 416
First End StylePLAIN
End SimilarityNOT IDENTICAL
Material Document and ClassificationASTM A582 ASSN STD ALL MATERIAL RESPONSES
Largest Step Diameter0.809 INCHES NOMINAL IN
Second End Slot Width0.208 INCHES NOMINAL IN
Step Quantity2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5930-00-139-540021346 INTERCHANGEABLE
Switch,liquid Level
Setra Systems, Inc. Dba Gems Sensors
5999-00-223-418521220 INTERCHANGEABLE
Cap,electrical
Raytheon Company Dba Raytheon
5935-00-243-2864 INTERCHANGEABLE
Adapter,connector
4720-00-288-9875 INTERCHANGEABLE
Hose,nonmetallic
3110-00-293-922810863050 INTERCHANGEABLE
Roller,bearing
U S Army Tank Automotive Command Amsta-Im-Mm
1680-00-368-498321346 INTERCHANGEABLE
Seat,aircraft
B E Aerospace Inc Services Div
5905-00-392-012299744 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Telemechanics Inc
5930-00-854-260021346 INTERCHANGEABLE
Switch,thermostatic
Sensata Technologies, Inc. Div Sensata Attleboro
5306-00-913-8631519577 INTERCHANGEABLE
Bolt,machine
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5330-00-933-358811657684 INTERCHANGEABLE
Seal,plain Encased
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
21220 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21220-8 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21346 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21346-1003 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21346-1003-1 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
5930-00-139-5400INTERCHANGEABLE
SWITCH,LIQUID LEVEL
21346
5999-00-223-4185INTERCHANGEABLE
CAP,ELECTRICAL
21220
5935-00-243-2864INTERCHANGEABLE
ADAPTER,CONNECTOR
4720-00-288-9875INTERCHANGEABLE
HOSE,NONMETALLIC
3110-00-293-9228INTERCHANGEABLE
ROLLER,BEARING
10863050
1680-00-368-4983INTERCHANGEABLE
SEAT,AIRCRAFT
21346
5905-00-392-0122INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
99744
5930-00-854-2600INTERCHANGEABLE
SWITCH,THERMOSTATIC
21346
5306-00-913-8631INTERCHANGEABLE
BOLT,MACHINE
519577
5330-00-933-3588INTERCHANGEABLE
SEAL,PLAIN ENCASED
11657684
5945-01-018-8024INTERCHANGEABLE
CONTACT SET,RELAY
21346
5950-01-019-3802INTERCHANGEABLE
COIL,RADIO FREQUENCY
989111-41B

Frequently Asked Questions

What is NSN 3040-01-441-9082?

NSN 3040-01-441-9082 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 3040-01-441-9082?

NSN 3040-01-441-9082 has 5 cross-referenced part numbers: 21220 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21220-8 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21346 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21346-1003 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21346-1003-1 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 3040-01-441-9082?

There are 12 known substitutes for 3040-01-441-9082: 5930-00-139-5400, 5999-00-223-4185, 5935-00-243-2864 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21346-1003-1?

Key specifications for 21346-1003-1: Second End Diameter: 0.7500 INCHES NOMINAL IN; Second End Slot Depth: 0.243 INCHES NOMINAL IN; Overall Length: 3.393 INCHES NOMINAL IN; Second End Style: SLOTTED. 15 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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