Product Details | WORM SHAFT

3040-00-831-0212 A drive shaft having helical thread(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.

Part Alternates: 9145685, 3040-00-831-0212, 00-831-0212, 3040008310212, 008310212

Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment

Supply Group (FSG) NSN Assign. NIIN
30 01 JAN 1962 00-831-0212

Cross Reference | NSN 3040-00-831-0212

Part Number Cage Code Manufacturer
9145685 18876 U S ARMY AVIATION AND MISSILE COMMAND

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Technical Data | NSN 3040-00-831-0212

Characteristic Specifications
MATERIAL STEEL,QQ-S-763,CLASS 302,303 SE,304 OR 316 COND B
SURFACE TREATMENT PASSIVATED
WORM THREAD QUANTITY 1
WORM PRESSURE ANGLE IN DEG 14.500
WORM THREAD LEAD 0.984 INCHES NOMINAL
WORM THREAD DIRECTION RIGHT-HAND
WORM HELIX ANGLE 85 DEG 55 MIN
WORM OUTSIDE DIAMETER 0.498 INCHES NOMINAL
WORM PITCH DIAMETER 0.439 INCHES NOMINAL
WORM THREAD SECTION LENGTH 0.380 INCHES NOMINAL
WORM BODY LENGTH 0.380 INCHES NOMINAL
WORM BODY TAPERED BEARING SURFACE END NOT PROVIDED
SHAFT LOCATION BOTH ENDS OF WORM
END SIMILARITY NOT IDENTICAL
STRAIGHT UNTHREADED LENGTH 0.286 INCHES NOMINAL FIRST END, FIRST PORTION 0.219 INCHES NOMINAL SECOND END, FIRST PORTION 0.320 INCHES NOMINAL SECOND END, SECOND PORTION 0.699 INCHES NOMINAL SECOND END, THIRD PORTION 0.476 INCHES NOMINAL SECOND END, FOURTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER 0.280 INCHES NOMINAL FIRST END, FIRST PORTION 0.345 INCHES NOMINAL SECOND END, FIRST PORTION 0.280 INCHES NOMINAL SECOND END, SECOND PORTION 0.270 INCHES NOMINAL SECOND END, THIRD PORTION 0.280 INCHES NOMINAL SECOND END, FOURTH PORTION
OVERALL LENGTH 2.380 INCHES NOMINAL
MANUFACTURERS CODE 18876
DESIGN CONTROL REFERENCE 9145685

Restrictions/Controls & Freight Information | NSN 3040-00-831-0212

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 019940 AUTO TRANSMISSIONS R CLUTCHES
Less than car load rating M 85
Less than truck load rating M 85.0
Water commodity Code 581 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable