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Straight Shaft

NSN: 3040-00-085-4614 | Model: 723748
ITAR Registered seal

A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (O.O25 to 3.2 micrometers), arithmetical average (aa), machined peripheral fla (s), circular groove (s), keyway(s), splines, threads, or holes. It is not designed for use in aligning by fitting into corresponding holes of another item. It may be drilled for lubricating holes. For items having an integral gear(s) or worm(s), see gear shaft (as modified). For items designed to support rotating members see AXLE(1), straight. For items not having the above conditions see pin, straight, headless. For items having machined ends which constitute steps see SHAFT(1), shouldered; AXLE(1) , shouldered; and bolt, fluid passage.

NSN Properties and Flags
NATO Stock Number
Yes - ITAR Controlled
First End Style
Square (round corners)
End Similarity
Overall Length
31.500 inches
First End Width Across Flats
0.8750 inches
First End Diameter
0.8750 inches
First End Step Length
15.7500 inches
Special Features
1 end has vestment attached, 5/8 in.Lg by 1/8 in.Wide by 1/16 in.High

Pricing and Availability

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NSN 3040-00-085-4614 Datasheet

Supply Class (FSC):
Miscellaneous Power Transmission Equipment
Cross Reference:
  • 723748
Cage Codes:
  • Wabco Construction and Mining (CAGE 00447)
Schedule B & Trade:
  • Schedule B: 8483105000 (NAICS 333613)

    Transmission shafts and cranks, except camshafts and crankshafts

  • SITC: 74810

    Transmission shafts (including cam and crank shafts) and cranks

  • End Use: 21180

    Industrial machines, other


N - Indicates there is no data in the humors and the nsn is in a fsc not generally suspected of containing hazardous materials.


U - Precious metal content is unknown


- Represents items with no adp components


- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    126900 - Power trans shafting/shafts

  • WCC:

    593 - Motors and parts, (machinery and parts),(less than 35 feet)

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
  • AAC
  • Quantity per pack
  • Unit of Measure
  • Shelf Life
  • Classification Control
  • Repariability
    This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $1,114.28 to $1,857.13..
Does NSN 3040-00-085-4614 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Army, Republic Of Korea, Greece, and Turkey
What is the NIIN of NSN 3040-00-085-4614?
000854614 or 00-085-4614
Does NSN 3040-00-085-4614 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 3040-00-085-4614?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963