NSN 3020-00-278-6645 6767550, 7708869, 00-278-6645
Product Details | SPUR GEAR
3020-00-278-6645 A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also GEAR, ANTIBACKLASH, SPUR. For bulk material, see ROD, PINION.
Part Alternates: 6767550, 7708869, 3020-00-278-6645, 00-278-6645, 3020002786645, 002786645
Mechanical Power Transmission Equipment | Gears, Pulleys, Sprockets, and Transmission Chain
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | 01 JAN 1963 | 00-278-6645 | 05466 ( GEAR, SPUR ) |
Drawings & Photos | NSN 3020-00-278-6645
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Technical Data | NSN 3020-00-278-6645
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 8620 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-13048 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| HARDNESS RATING | 60.0 ROCKWELL C NOMINAL OVERALL |
| TEETH QUANTITY | 52 |
| TOOTH FORM | STANDARD |
| PRESSURE ANGLE | 25.0000 DEGREES |
| STYLE DESIGNATOR | 9 ONE PROTRUDING HUB, ONE RECESSED HUB |
| PITCH DIAMETER | 8.6667 INCHES NOMINAL |
| NOMINAL OUTSIDE DIAMETER | 9.012 INCHES |
| FACE NOMINAL WIDTH | 1.022 INCHES |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.178 INCHES FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END | 0.424 INCHES SECOND END |
| BORE STYLE | 14 W/COUNTERBORE BOTH ENDS |
| BORE NOMINAL DIAMETER | 4.188 INCHES BOTH ENDS |
| COUNTERBORE NOMINAL DEPTH | 0.300 INCHES FIRST END |
| COUNTERBORE NOMINAL DIAMETER | 5.400 INCHES FIRST END |
| HUB STYLE DESIGNATOR | 1 PLAIN BOTH ENDS |
| HUB NOMINAL DIAMETER | 7.687 INCHES FIRST END 4.595 INCHES SECOND END |
| BODY STYLE | 3B WEBBED, OFFSET, SOLID |
| ATTACHMENT METHOD | MOUNTING HOLE |
| MOUNTING HOLE TYPE AND QUANTITY | 12 COUNTERBORED AXIALLY THROUGH HUB, FIRST END |
| MOUNTING HOLE NOMINAL DIAMETER | 0.416 INCHES AXIALLY THROUGH FLANGE |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 7.060 INCHES AXIALLY THROUGH HUB, FIRST END |
| MANUFACTURERS CODE | 19207 |
| DESIGN CONTROL REFERENCE | 7708869 |
Restrictions/Controls & Freight Information | NSN 3020-00-278-6645
| 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 | 197339 | WHEELS COG/GEAR/PINION I/S |
| Less than car load rating | S | 60 |
| Less than truck load rating | R | 65.0 |
| Water commodity Code | 593 | 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 | B | Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials. |
| 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 |