NSN 3040-01-102-7656 7900909, 790-0909, 7900909001
Product Details | WORM SHAFT
3040-01-102-7656 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: 7900909, 790-0909, 7900909001, 790-0909-001, 3040-01-102-7656, 01-102-7656, 3040011027656, 011027656
Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | 25 OCT 1980 | 01-102-7656 | 18249 ( WORM SHAFT ) |
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Technical Data | NSN 3040-01-102-7656
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY |
| SURFACE TREATMENT | ANODIZED |
| WORM THREAD QUANTITY | 2 |
| WORM PRESSURE ANGLE IN DEG | 14.500 |
| WORM THREAD LEAD | 0.100 INCHES NOMINAL |
| WORM THREAD DIRECTION | RIGHT-HAND |
| WORM HELIX ANGLE | 15 DEG 58 MIN |
| WORM OUTSIDE DIAMETER | 0.195 INCHES NOMINAL |
| WORM PITCH DIAMETER | 0.164 INCHES NOMINAL |
| WORM THREAD SECTION LENGTH | 1.063 INCHES NOMINAL |
| WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| SHAFT LOCATION | BOTH ENDS OF WORM |
| END SIMILARITY | NOT IDENTICAL |
| STRAIGHT UNTHREADED LENGTH | 0.109 INCHES NOMINAL FIRST END, FIRST PORTION 0.125 INCHES NOMINAL FIRST END, SECOND PORTION 0.172 INCHES NOMINAL FIRST END, THIRD PORTION 0.213 INCHES NOMINAL SECOND END, FIRST PORTION 0.161 INCHES NOMINAL SECOND END, SECOND PORTION |
| STRAIGHT UNTHREADED SECTION DIAMETER | 0.249 INCHES NOMINAL FIRST END, FIRST PORTION 0.230 INCHES NOMINAL FIRST END, SECOND PORTION 0.249 INCHES NOMINAL FIRST END, THIRD PORTION 0.249 INCHES NOMINAL SECOND END, FIRST PORTION 0.156 INCHES NOMINAL SECOND END, SECOND PORTION |
| INVOLUTE SPLINE QUANTITY | 11 FIRST END, THIRD PORTION |
| INVOLUTE SPLINE PRESSURE ANGLE IN DEG | 30.0 FIRST END, THIRD PORTION |
| INVOLUTE SPLINE PITCH DIAMETER | 0.2292 INCHES NOMINAL FIRST END, THIRD PORTION |
| INVOLUTE SPLINE LENGTH | 0.172 INCHES NOMINAL FIRST END, THIRD PORTION |
| SPLINE MAJOR DIAMETER | 0.249 INCHES NOMINAL FIRST END, THIRD PORTION |
| SPLINE MINOR DIAMETER | 0.193 INCHES NOMINAL FIRST END, THIRD PORTION |
| OVERALL LENGTH | 1.843 INCHES NOMINAL |
Restrictions/Controls & Freight Information | NSN 3040-01-102-7656
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| 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: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | U | Precious 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 | 129920 | SHAFTS/SHAFTING,FLEX NOI STL |
| Less than car load rating | ||
| Less than truck load rating | M | 85.0 |
| Water commodity Code | 593 | unknown |
| Originating Activity Code | AX | Defense Supply Center Columbus Columbus, OH 43216-5000 |
| 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 |