NSN 3040-00-684-2149 905J9135, 905J913-5, 00-684-2149
Product Details | WORM SHAFT
3040-00-684-2149 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: 905J9135, 905J913-5, 3040-00-684-2149, 00-684-2149, 3040006842149, 006842149
Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | 01 JAN 1963 | 00-684-2149 | 18249 ( WORM SHAFT ) |
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Related Products | NSN 3040-00-684-2149
Technical Data | NSN 3040-00-684-2149
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL,AISI8620 |
| TEETH HARDNESS RATING | 56.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM |
| SHAFT HARDNESS RATING | C SCALE 24 MIN |
| WORM THREAD QUANTITY | 2 |
| WORM PRESSURE ANGLE IN DEG | 14.500 |
| WORM THREAD LEAD | 2.500 INCHES NOMINAL |
| WORM THREAD DIRECTION | RIGHT-HAND |
| WORM HELIX ANGLE | 11 DEG 2 MIN |
| WORM OUTSIDE DIAMETER | 4.881 INCHES NOMINAL |
| WORM PITCH DIAMETER | 4.085 INCHES NOMINAL |
| WORM THREAD SECTION LENGTH | 8.000 INCHES NOMINAL |
| WORM BODY LENGTH | 8.000 INCHES NOMINAL |
| WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| SHAFT LOCATION | BOTH ENDS OF WORM |
| END SIMILARITY | NOT IDENTICAL |
| STRAIGHT UNTHREADED LENGTH | 3.875 INCHES NOMINAL EITHER END, FIRST PORTION 2.5625 INCHES NOMINAL EITHER END, SECOND PORTION 0.250 INCHES NOMINAL EITHER END, FOURTH PORTION 7.8125 INCHES NOMINAL EITHER END, FIFTH PORTION 1.500 INCHES NOMINAL EITHER END, SIXTH PORTION 0.844 INCHES NOMINAL EITHER END, EIGHTH PORTION 2.3125 INCHES NOMINAL EITHER END, NINTH PORTION |
| STRAIGHT UNTHREADED SECTION DIAMETER | 3.250 INCHES NOMINAL EITHER END, FIRST PORTION 2.5592 INCHES MINIMUM EITHER END, SECOND PORTION 2.5597 INCHES MAXIMUM EITHER END, SECOND PORTION 2.250 INCHES NOMINAL EITHER END, FOURTH PORTION 3.250 INCHES NOMINAL EITHER END, FIFTH PORTION 2.7560 INCHES MINIMUM EITHER END, SIXTH PORTION 2.7575 INCHES MAXIMUM EITHER END, SIXTH PORTION 0.2625 INCHES NOMINAL EITHER END, EIGHTH PORTION 2.165 INCHES MINIMUM EITHER END, NINTH PORTION 2.166 INCHES MAXIMUM EITHER END, NINTH PORTION |
| UNTHREADED SECTION KEYWAY WIDTH | 0.4950 INCHES NOMINAL EITHER END, NINTH PORTION |
| UNTHREADED SECTION KEYWAY DEPTH | 0.2656 INCHES NOMINAL EITHER END, NINTH PORTION |
| SCREW THREAD SERIES DESIGNATOR | UNEF-2A EITHER END, THIRD PORTION UNEF-2A EITHER END, SEVENTH PORTION UNF-2A EITHER END, TENTH PORTION |
| SHAFT THREAD DIRECTION | RIGHT-HAND EITHER END, THIRD PORTION RIGHT-HAND EITHER END, SEVENTH PORTION RIGHT-HAND EITHER END, TENTH |
Restrictions/Controls & Freight Information | NSN 3040-00-684-2149
| 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: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| 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 | 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 |
Management | NSN 3040-00-684-2149
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9C | Navy-owned stocks of defense construction material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | S9C | Defense Supply Center Columbus Columbus, OH 43215 |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | V | TERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |