NSN 3020-01-414-4393 6556509, 8456556509, 845-6556509
Product Details | WORM GEAR
3020-01-414-4393 A gear with teeth on its outer surface in the form of helical threads.
Part Alternates: 6556509, 8456556509, 845-6556509, 845660314160, 845-6603141-60, 3020-01-414-4393, 01-414-4393, 3020014144393, 014144393
Mechanical Power Transmission Equipment | Gears, Pulleys, Sprockets, and Transmission Chain
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | 07 JUN 1995 | 01-414-4393 | 05467 ( GEAR, WORM ) |
Demand History | NSN 3020-01-414-4393
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 3020-01-414-4393 | 2025-07-192 | 32 | DIBBS |
| 3020-01-414-4393 | 2025-03-62 | 32 | DIBBS |
| 3020-01-414-4393 | 2025-02-51 | 32 | DIBBS |
| 3020-01-414-4393 | 2025-02-49 | 12 | DIBBS |
| 3020-01-414-4393 | 2025-02-37 | 12 | DIBBS |
| 3020-01-414-4393 | 2025-01-30 | 20 | DIBBS |
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Technical Data | NSN 3020-01-414-4393
| Characteristic | Specifications |
|---|---|
| MATERIAL | BRONZE OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B-584 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| HARDNESS RATING | 175.0 BRINELL HULTGREN MINIMUM AND 250.0 BRINELL HULTGREN MAXIMUM OVERALL |
| FACE TYPE | STRAIGHT |
| THREAD FORM QUANTITY | 10 |
| THREAD FORM DIRECTION | LEFT-HAND |
| PRESSURE ANGLE | 20.0000 DEGREES |
| HELIX ANGLE | 6.1702 DEGREES |
| STYLE DESIGNATOR | 8 PROTRUDING HUB, RECESSED BODY |
| PITCH DIAMETER | 6.6071 INCHES NOMINAL |
| NOMINAL OUTSIDE DIAMETER | 6.750 INCHES |
| FACE NOMINAL WIDTH | 0.655 INCHES |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.314 INCHES SECOND END |
| BODY RECESS NOMINAL DEPTH | 0.301 INCHES FIRST END |
| BORE STYLE | 6 INVOLUTE SPLINE BOTH ENDS |
| BORE NOMINAL DIAMETER | 3.400 INCHES BOTH ENDS |
| SPLINE QUANTITY | 35 BOTH ENDS |
| SPLINE PITCH DIAMETER | 3.5000 INCHES NOMINAL BOTH ENDS |
| HUB STYLE DESIGNATOR | 1 PLAIN SECOND END |
| HUB NOMINAL DIAMETER | 4.240 INCHES SECOND END |
| SPECIAL FEATURES | USED IN VALVE OPERATOR |
| III END ITEM IDENTIFICATION | WEAPONS SYSTEM SEAWOLF CLASS SSN |
Restrictions/Controls & Freight Information | NSN 3020-01-414-4393
| 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: | 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 | 197339 | WHEELS COG/GEAR/PINION I/S |
| Less than car load rating | ||
| Less than truck load rating | R | 65.0 |
| 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 |
Management | NSN 3020-01-414-4393
| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9B | Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | Z | INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |



