PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D420-6-8-396 ITEM 12 MOD 2Shaft,straight

Ja Moody Llc · NSN 3040-01-497-2359 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-497-2359 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-497-2359. Primary manufacturer part number: D420-6-8-396 ITEM 12 MOD 2.
Features
  • Shaft,straight — FSC 3040
  • Second End Width Across Flats: 0.625 INCHES NOMINAL IN
  • End Similarity: NOT IDENTICAL
  • Second End Style: SQUARE (ROUND CORNERS)
  • First End Style: PLAIN
  • Material: STEEL COMP 4142
  • Second End Diameter: 0.7500 INCHES NOMINAL IN
  • Material Document and Classification: AISI/SAE 4142 ASSN STD SINGLE MATERIAL RESPONSE
Applications
  • Applications requiring Steel Comp 4142 construction
General Description

The Shaft,straight, cataloged under National Stock Number 3040-01-497-2359, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Ja Moody Llc. Government technical data includes 9 verified specifications, 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
NSN3040-01-497-2359
Primary Part NumberD420-6-8-396 ITEM 12 MOD 2
Item NameShaft,straight
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerJa Moody Llc
StatusACTIVE
Second End Width Across Flats0.625 INCHES NOMINAL IN
End SimilarityNOT IDENTICAL
Second End StyleSQUARE (ROUND CORNERS)
First End StylePLAIN
MaterialSTEEL COMP 4142
Second End Diameter0.7500 INCHES NOMINAL IN
Material Document and ClassificationAISI/SAE 4142 ASSN STD SINGLE MATERIAL RESPONSE
Second End Step Length1.375 INCHES NOMINAL IN
First End Diameter0.7500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5985-00-005-2157399196-2 INTERCHANGEABLE
Attenuator,fixed
Raytheon Company Dba Raytheon Co
5905-00-134-9839914077-1 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5340-00-143-6657 INTERCHANGEABLE
Seat,helical Compression Spring
5930-00-188-40194206 INTERCHANGEABLE
Switch,pressure
Taylor Made Environmental
5306-00-218-2119142221 INTERCHANGEABLE
Bolt,shoulder
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
5120-00-240-8702 INTERCHANGEABLE
Adapter,socket Wrench
1630-00-370-84514206 INTERCHANGEABLE
Seat
Avox Systems Inc Dba Avox Systems Inc
3110-00-554-3913 INTERCHANGEABLE
Bearing,ball,annular
5935-00-683-18664206 INTERCHANGEABLE
Connector,receptacle,electrical
Souriau Usa, Inc. Dba Souriau Usa Inc
5950-00-754-6529 INTERCHANGEABLE
Transformer,power
Cross-Reference Index
Part NumberManufacturer
420-6 Emerson Automation Solutions Final Control Us Lp (USA)
14-22-2-1 Emerson Automation Solutions Final Control Us Lp (USA)
D420-6-8-396 ITEM 12 MOD 2 PRIMARY Ja Moody Llc (USA)
D420-6-8-396 Emerson Automation Solutions Final Control Us Lp (USA)
D420-6-8-396 ITEM 12 MOD 2 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
Related Parts
5985-00-005-2157INTERCHANGEABLE
ATTENUATOR,FIXED
399196-2
5905-00-134-9839INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
914077-1
5340-00-143-6657INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
5930-00-188-4019INTERCHANGEABLE
SWITCH,PRESSURE
4206
5306-00-218-2119INTERCHANGEABLE
BOLT,SHOULDER
142221
5120-00-240-8702INTERCHANGEABLE
ADAPTER,SOCKET WRENCH
1630-00-370-8451INTERCHANGEABLE
SEAT
4206
3110-00-554-3913INTERCHANGEABLE
BEARING,BALL,ANNULAR
5935-00-683-1866INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
4206
5950-00-754-6529INTERCHANGEABLE
TRANSFORMER,POWER
7010-01-057-5158INTERCHANGEABLE
ADAPTER,PROCESSOR
4206
3040-01-136-8767INTERCHANGEABLE
SHAFT,STRAIGHT
102-218-080-420-002

Frequently Asked Questions

What is NSN 3040-01-497-2359?

NSN 3040-01-497-2359 is a Shaft,straight, manufactured by Ja Moody Llc, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-497-2359?

NSN 3040-01-497-2359 has 5 cross-referenced part numbers: 420-6 (Emerson Automation Solutions Final Control Us Lp), 14-22-2-1 (Emerson Automation Solutions Final Control Us Lp), D420-6-8-396 ITEM 12 MOD 2 (Ja Moody Llc), D420-6-8-396 (Emerson Automation Solutions Final Control Us Lp), D420-6-8-396 ITEM 12 MOD 2 (Electric Boat Corporation Div General Dynamics Electric Boat).

What NSN replaces 3040-01-497-2359?

There are 12 known substitutes for 3040-01-497-2359: 5985-00-005-2157, 5905-00-134-9839, 5340-00-143-6657 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of D420-6-8-396 ITEM 12 MOD 2?

Key specifications for D420-6-8-396 ITEM 12 MOD 2: Second End Width Across Flats: 0.625 INCHES NOMINAL IN; End Similarity: NOT IDENTICAL; Second End Style: SQUARE (ROUND CORNERS); First End Style: PLAIN. 12 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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