PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5486658-0052Shaft,shouldered

Electric Boat Corporation Div General Dynamics Electric Boat · NSN 3040-01-285-2902 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-285-2902 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-285-2902. Primary manufacturer part number: 5486658-0052.
Features
  • Shaft,shouldered — FSC 3040
  • Second End Style: CIRCULAR GROOVED
  • Largest Step Diameter: 1.111 INCHES NOMINAL IN
  • First End Spline Length: 3.062 INCHES NOMINAL IN
  • First End Style: SPLINED (STRAIGHT)
  • Step Quantity: 3
  • End Similarity: NOT IDENTICAL
  • First End Spline Major Diameter: 0.9970 INCHES NOMINAL IN
Applications
  • Applications requiring Nickel Alloy construction
General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-285-2902, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Electric Boat Corporation Div General Dynamics Electric Boat. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-285-2902
Primary Part Number5486658-0052
Item NameShaft,shouldered
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerElectric Boat Corporation Div General Dynamics Electric Boat
StatusACTIVE
Second End StyleCIRCULAR GROOVED
Largest Step Diameter1.111 INCHES NOMINAL IN
First End Spline Length3.062 INCHES NOMINAL IN
First End StyleSPLINED (STRAIGHT)
Step Quantity3
End SimilarityNOT IDENTICAL
First End Spline Major Diameter0.9970 INCHES NOMINAL IN
MaterialNICKEL ALLOY
First End Spline Quantity10
Second End Diameter1.7500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3040-01-282-25035486658REVC PIECE 33 INTERCHANGEABLE
Shaft,shouldered
Huntington Ingalls Inc Div Newport News Shipbuilding
3040-01-282-25065486658REVC PIECE 57 INTERCHANGEABLE
Shaft,straight
Huntington Ingalls Inc Div Newport News Shipbuilding
2520-01-282-25685486658 ASSY-E SIZE 1.75 INTERCHANGEABLE
Universal Joint,vehicular
Huntington Ingalls Inc Div Newport News Shipbuilding
3010-01-282-8624S22788 INTERCHANGEABLE
Universal Joint,geared,nonvehicu
B.w. Elliott Manufacturing Co., Llc
2520-01-285-50955486658-0042 INTERCHANGEABLE
Universal Joint,vehicular
Electric Boat Corporation Div General Dynamics Electric Boat
2520-01-285-62805486658-0043 INTERCHANGEABLE
Universal Joint,vehicular
Electric Boat Corporation Div General Dynamics Electric Boat
5305-01-656-3859516-5486658 ITEM 15 INTERCHANGEABLE
Screw,cap,hexagon Head
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
516 5486658 Naval Sea Systems Command (USA)
5486658REVC PIECE 52 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
5486658-0052 PRIMARY Electric Boat Corporation Div General Dynamics Electric Boat (USA)
516-5486658 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
Related Parts
3040-01-282-2503INTERCHANGEABLE
SHAFT,SHOULDERED
5486658REVC PIECE 33
3040-01-282-2506INTERCHANGEABLE
SHAFT,STRAIGHT
5486658REVC PIECE 57
2520-01-282-2568INTERCHANGEABLE
UNIVERSAL JOINT,VEHICULAR
5486658 ASSY-E SIZE 1.75
3010-01-282-8624INTERCHANGEABLE
UNIVERSAL JOINT,GEARED,NONVEHICU
S22788
2520-01-285-5095INTERCHANGEABLE
UNIVERSAL JOINT,VEHICULAR
5486658-0042
2520-01-285-6280INTERCHANGEABLE
UNIVERSAL JOINT,VEHICULAR
5486658-0043
5305-01-656-3859INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
516-5486658 ITEM 15

Frequently Asked Questions

What is NSN 3040-01-285-2902?

NSN 3040-01-285-2902 is a Shaft,shouldered, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-285-2902?

NSN 3040-01-285-2902 has 4 cross-referenced part numbers: 516 5486658 (Naval Sea Systems Command), 5486658REVC PIECE 52 (Huntington Ingalls Inc Div Newport News Shipbuilding), 5486658-0052 (Electric Boat Corporation Div General Dynamics Electric Boat), 516-5486658 (Huntington Ingalls Inc Div Newport News Shipbuilding).

What NSN replaces 3040-01-285-2902?

There are 7 known substitutes for 3040-01-285-2902: 3040-01-282-2503, 3040-01-282-2506, 2520-01-282-2568 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5486658-0052?

Key specifications for 5486658-0052: Second End Style: CIRCULAR GROOVED; Largest Step Diameter: 1.111 INCHES NOMINAL IN; First End Spline Length: 3.062 INCHES NOMINAL IN; First End Style: SPLINED (STRAIGHT). 11 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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