PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

290334PC3Shaft,shouldered

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 3040-01-314-2554 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-314-2554 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-314-2554. Primary manufacturer part number: 290334PC3.
Features
  • Shaft,shouldered — FSC 3040
  • First End Spline Minor Diameter: 0.8738 INCHES NOMINAL IN
  • Material: STEEL COMP 3140
  • First End Style: SPLINED (STRAIGHT)
  • Material Document and Classification: SAE 3140 ASSN STD SINGLE MATERIAL RESPONSE
  • First End Spline Length: 0.938 INCHES NOMINAL IN
  • End Similarity: NOT IDENTICAL
  • Second End External Thread Length: 0.435 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Comp 3140 construction
General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-314-2554, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-314-2554
Primary Part Number290334PC3
Item NameShaft,shouldered
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
First End Spline Minor Diameter0.8738 INCHES NOMINAL IN
MaterialSTEEL COMP 3140
First End StyleSPLINED (STRAIGHT)
Material Document and ClassificationSAE 3140 ASSN STD SINGLE MATERIAL RESPONSE
First End Spline Length0.938 INCHES NOMINAL IN
End SimilarityNOT IDENTICAL
Second End External Thread Length0.435 INCHES NOMINAL IN
Step Quantity9
Second End Diameter0.6640 INCHES NOMINAL IN
Largest Step Diameter1.375 INCHES NOMINAL IN
First End Diameter0.8738 INCHES NOMINAL IN
First End Spline Major Diameter0.7290 INCHES NOMINAL IN
Second End StyleEXTERNAL THREADED
First End Spline Quantity6
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6250-00-010-147836135 INTERCHANGEABLE
Lampholder
Grimes Aerospace Company
5975-00-771-66917716691 INTERCHANGEABLE
Elbow,master Junction
U S Army Tank Automotive Command Amsta-Im-Mm
5365-00-812-41633613-5 INTERCHANGEABLE
Spacer,ring
Goodrich Aerospace Canada Ltd
3020-01-314-1145290334-2 INTERCHANGEABLE
Gear,bevel
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
290334PC3 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
290334-3 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
36135 Eaton Aerospace, Llc Dba Jackson South (USA)
290334 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
6250-00-010-1478INTERCHANGEABLE
LAMPHOLDER
36135
5975-00-771-6691INTERCHANGEABLE
ELBOW,MASTER JUNCTION
7716691
5365-00-812-4163INTERCHANGEABLE
SPACER,RING
3613-5
3020-01-314-1145INTERCHANGEABLE
GEAR,BEVEL
290334-2

Frequently Asked Questions

What is NSN 3040-01-314-2554?

NSN 3040-01-314-2554 is a Shaft,shouldered, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-314-2554?

NSN 3040-01-314-2554 has 4 cross-referenced part numbers: 290334PC3 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 290334-3 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 36135 (Eaton Aerospace, Llc Dba Jackson South), 290334 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 3040-01-314-2554?

There are 4 known substitutes for 3040-01-314-2554: 6250-00-010-1478, 5975-00-771-6691, 5365-00-812-4163 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 290334PC3?

Key specifications for 290334PC3: First End Spline Minor Diameter: 0.8738 INCHES NOMINAL IN; Material: STEEL COMP 3140; First End Style: SPLINED (STRAIGHT); Material Document and Classification: SAE 3140 ASSN STD SINGLE MATERIAL RESPONSE. 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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