NSN 3020-00-937-9908 EM521, EM5-21, 00-937-9908
Product Details | SPROCKET WHEEL
3020-00-937-9908 A toothed wheel whose teeth or sprockets are designed to be engaged with the links of a pitch chain, track, or the like. It is usually used for transmitting power.
Part Alternates: EM521, EM5-21, 3020-00-937-9908, 00-937-9908, 3020009379908, 009379908
Mechanical Power Transmission Equipment | Gears, Pulleys, Sprockets, and Transmission Chain
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | 15 FEB 1967 | 00-937-9908 | 04456 ( SPROCKET WHEEL ) |
Drawings & Photos | NSN 3020-00-937-9908
Cross Reference | NSN 3020-00-937-9908
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| EM5-21 | 00141 | ROLLER BEARING COMPANY OF AMERICA, INC. |
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Related Products | NSN 3020-00-937-9908
Technical Data | NSN 3020-00-937-9908
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | A2 PLAIN |
| OUTSIDE DIAMETER | 1.042 INCHES NOMINAL |
| OVERALL LENGTH | 0.375 INCHES NOMINAL |
| PITCH DIAMETER | 0.990 INCHES NOMINAL |
| FACE WIDTH | 0.125 INCHES NOMINAL |
| HUB END OUTSIDE DIAMETER AND LOCATION | 0.500 INCHES NOMINAL BOTH ENDS |
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.250 INCHES NOMINAL BOTH ENDS |
| DESIGN FORM | PLAIN |
| LIGHTENING HOLE | NOT INCLUDED |
| BELT/CHAIN/FILM SIZE FOR WHICH DESIGNED | ROLLER CHAIN |
| ROLLER CHAIN PITCH TYPE FOR WHICH DESIGNED | SINGLE PITCH |
| TEETH ROW QUANTITY | 1 |
| TEETH QUANTITY PER ROW | 21 |
| TOOTH PITCH | 0.148 INCHES NOMINAL |
| MATERIAL | STEEL, QQ-S-764, TYPE 303, COND A-CANCELED |
| HARDNESS RATING TEST METHOD | NOT RATED |
| SURFACE TREATMENT | PASSIVATED |
| BORE BEARING | NOT INCLUDED |
| BORE TYPE | STRAIGHT |
| COUNTERBORE FEATURE | NOT INCLUDED |
| BORE DIAMETER | 0.250 INCHES NOMINAL |
| BORE LENGTH | 0.375 INCHES NOMINAL |
| TAPER BORE MAJOR DIAMETER | 0.2498 INCHES MINIMUM AND 0.2503 INCHES MAXIMUM |
| KEYING FACILITY | NOT INCLUDED |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| HUB EXTERNAL KEYWAY | NOT INCLUDED |
| SECURING METHOD | THREADED HOLE |
| SECURING LOCATION | AA END |
| SECURING HOLE QUANTITY | 1 |
| THREAD SIZE | 6-32 |
| HOLE LOCATION | ONE LOCATED ON HUB BETWEEN HUB END AND FACE |
| FURNISHED ITEMS AND QUANTITY | SETSCREW,ONE |
Restrictions/Controls & Freight Information | NSN 3020-00-937-9908
| 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 | 117020 | CHAIN AND SPROCKET DRIVES/WHEELS |
| Less than car load rating | ||
| Less than truck load rating | S | 60.0 |
| Water commodity Code | 593 | unknown |
| Originating Activity Code | CL | U.S. Army Communications-Electronics Fort Monmouth, NJ 07703-5006 |
| 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 3020-00-937-9908
Navy| 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 | L | LOCAL PURCHASE # (NON-STOCKED ITEMS) Defense Logistics Agency (DLA)/GSA/Service/Agency-managed items authorized for local purchase as normal means of support at base, post, camp or station level. Item not stocked in wholesale distribution system of IMM/Service/Agency ICP. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |