NSN 3040-00-991-6741 10930650, 00-991-6741, 009916741
Product Details | WORM SHAFT
3040-00-991-6741 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: 10930650, 3040-00-991-6741, 00-991-6741, 3040009916741, 009916741
Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | 01 JAN 1962 | 00-991-6741 | 18249 ( WORM SHAFT ) |
Cross Reference | NSN 3040-00-991-6741
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 10930650 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Related Products | NSN 3040-00-991-6741
Technical Data | NSN 3040-00-991-6741
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL,QQ-S-624,FS4617,FS4620,FS86 17,FS8620 OR FS8720 |
| TEETH HARDNESS RATING | 55.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM |
| SURFACE TREATMENT | LUBRICANT, IMPREGNATED |
| WORM THREAD QUANTITY | 1 |
| WORM PRESSURE ANGLE IN DEG | 14.500 |
| WORM THREAD LEAD | 0.3938 INCHES NOMINAL |
| WORM THREAD DIRECTION | LEFT-HAND |
| WORM HELIX ANGLE | 85 DEG 45 MIN |
| WORM OUTSIDE DIAMETER | 1.932 INCHES MINIMUM AND 1.936 INCHES MAXIMUM |
| WORM PITCH DIAMETER | 1.687 INCHES NOMINAL |
| WORM THREAD SECTION LENGTH | 2.000 INCHES NOMINAL |
| WORM BODY LENGTH | 2.000 INCHES NOMINAL |
| WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| SHAFT LOCATION | BOTH ENDS OF WORM |
| END SIMILARITY | NOT IDENTICAL |
| STRAIGHT UNTHREADED LENGTH | 0.874 INCHES NOMINAL FIRST END, FIRST PORTION 0.877 INCHES MINIMUM FIRST END, SECOND PORTION 0.881 INCHES MAXIMUM FIRST END, SECOND PORTION 0.056 INCHES MINIMUM FIRST END, THIRD PORTION 0.060 INCHES MAXIMUM FIRST END, THIRD PORTION 0.125 INCHES NOMINAL FIRST END, FOURTH PORTION 0.856 INCHES NOMINAL SECOND END, FIRST PORTION 0.812 INCHES NOMINAL SECOND END, SECOND PORTION 0.750 INCHES NOMINAL SECOND END, THIRD PORTION 0.725 INCHES MINIMUM SECOND END, FIFTH PORTION 0.745 INCHES MAXIMUM SECOND END, FIFTH PORTION |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.250 INCHES NOMINAL FIRST END, FIRST PORTION 1.377 INCHES MINIMUM FIRST END, SECOND PORTION 1.378 INCHES MAXIMUM FIRST END, SECOND PORTION 1.287 INCHES MINIMUM FIRST END, THIRD PORTION 1.295 INCHES MAXIMUM FIRST END, THIRD PORTION 1.377 INCHES MINIMUM FIRST END, FOURTH PORTION 1.377 INCHES MAXIMUM FIRST END, FOURTH PORTION 1.250 INCHES NOMINAL SECOND END, FIRST PORTION 1.377 INCHES MINIMUM SECOND END, SECOND PORTION 1.378 INCHES MAXIMUM SECOND END, SECOND PORTION 0.873 INCHES MINIMUM SECOND END, THIRD PORTION |
Restrictions/Controls & Freight Information | NSN 3040-00-991-6741
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | B | Munitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.) |
| Precious Metals Indicator Code: | A | Item does not contain precious metal |
| 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 | ||
| 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 |