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Shouldered Shaft

NSN: 3040-01-255-7984 | Model: S300829-001

A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral fla (s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes shaft(1), straight; and axle(1) , straight.

NSN Properties and Flags
NATO Stock Number
3040-01-255-7984
DEMIL
NO
First End Style
Plain
End Similarity
Not identical
Second End Style
Plain
Overall Length
Between 6.470 inches and 6.530 inches
First End Diameter
Between 0.3129 inches and 0.3132 inches
Second End Diameter
Between 0.4993 inches and 0.4995 inches
Step Quantity
1
Largest Step Diameter
Between 0.4993 inches and 0.4995 inches
Special Features
First end has hole 0.290 in. Dia., 0.44 in. Deep; woodruff keyway 2.34 in. From second end
Material
Steel comp 303
Material Specification
Qq-s-764 assn standard single material response

Pricing and Availability

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NSN 3040-01-255-7984 Datasheet

Supply Class (FSC):
Miscellaneous Power Transmission Equipment
Cross Reference:
  • S300829-001
  • S300829-1
Cage Codes:
  • Raytheon Training Inc (CAGE 29778)
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

Identification:
HMIC

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

PMIC

U - Precious metal content is unknown

CRITL

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

Questions & Answers:

What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 3040-01-255-7984 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
No recorded entities for this stock number.
What is the NIIN of NSN 3040-01-255-7984?
012557984 or 01-255-7984
Does NSN 3040-01-255-7984 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 3040-01-255-7984?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
May 27, 1987