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Worm Shaft

NSN: 3040-00-503-4758 | Model: 5034758

A drive shaft having helical threa (s) on a portion of its outer surface, machined bearing surface(s) and facilities for driving (other than a hub) on one or both ends of shaft. Designed to mate with a cam, gear sector, worm wheel, etc. Includes items with bearings. Excludes items having more than one worm complement of helical threads, items with a separate complement of gear teeth, and gear, worm.

NSN Properties and Flags
NATO Stock Number
3040-00-503-4758
DEMIL
NO
End Similarity
Not identical
Overall Length
4.500 inches
Teeth Hardness Rating
Between 30.0 rockwell c and 35.0 rockwell c
Worm Thread Quantity
1
Worm Thread Lead
0.1666 inches
Worm Thread Direction
Right-hand
Worm Pressure Angle In Deg
29.000
Worm Helix Angle
5 degrees 52 min
Worm Outside Diameter
0.625 inches
Worm Pitch Diameter
0.521 inches
Shaft Hardness Rating
Between 30.0 rockwell c and 35.0 rockwell c
Worm Thread Section Length
0.808 inches
Worm Body Length
0.910 inches
Worm Body Tapered Bearing Surface End
Not provided
Shaft Location
Both ends of worm
Straight Unthreaded Length
1.688 inches second end, first portion
Straight Unthreaded Section Diameter
0.625 inches first end, second portion
Unthreaded Section Pin Hole Diameter
0.1560 inches second end, first portion
Material
Steel
Material
Steel
Surface Treatment
Passivate
Surface Treatment
Passivated
Fsc Application Data
Mount, telescope, antiaircraft fire control equipment

Pricing and Availability

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NSN 3040-00-503-4758 Datasheet

Supply Class (FSC):
Miscellaneous Power Transmission Equipment
Cross Reference:
  • 5034758
Cage Codes:
  • Us Army Ardec Rdecom (CAGE 19200)
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

A - Item does not contain precious metal.

ADPE

- Represents items with no adp components

CRITL

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

Freight Information:
  • NMFC:

    019940 - Auto transmissions r clutches

  • WCC:

    581 - Automobile parts, new

  • 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.

  • LCL:

    M - 85.0

  • LTL:

    M - 85.0

  • ACC:

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

  • TCC:

    Z - No special type of cargo code applicable

Questions & Answers:

What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 3040-00-503-4758 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Republic Of Korea, Denmark, Greece, and Turkey
What is the NIIN of NSN 3040-00-503-4758?
005034758 or 00-503-4758
Does NSN 3040-00-503-4758 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 3040-00-503-4758?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963