NSN 3120-00-490-1937 A60578, 00-490-1937, 004901937
Product Details | LINEAR-ROTARY MOTION ROLLER
3120-00-490-1937 A cylindrical body having a centrally located hole to accommodate a pin or shaft for attachment to a push rod guide, yoke, rocker arm, turntable, or rail. The item provides a rolling contact with the face of a valve stem, or the lobes of a cam ring or camshaft on engines, fuel injection pumps, latches, turntables, parallel bearing surfaces requiring a roller support, and the like. Excludes BEARING, ROLLER, CYLINDRICAL; ROLLER, ELECTRICAL SWITCH; and friction bearings. See also CAM FOLLOWER, NEEDLE BEARING.
Part Alternates: A60578, 3120-00-490-1937, 00-490-1937, 3120004901937, 004901937
Bearings | Bearings, Plain, Unmounted
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | 19 SEP 1969 | 00-490-1937 | 28215 ( ROLLER, LINEAR-ROTARY MOTION ) |
Drawings & Photos | NSN 3120-00-490-1937
Cross Reference | NSN 3120-00-490-1937
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| A60578 | 10522 | WASHINGTON SCIENTIFIC INDUSTRIES INC |
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Technical Data | NSN 3120-00-490-1937
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 8620 |
| METALLIC HARDNESS RATING | 58.0 MINIMUM ROCKWELL C AND 62.0 MAXIMUM ROCKWELL C |
| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| STYLE DESIGNATOR | R3 PLAIN, PROTRUDING HUBS |
| OUTSIDE DIAMETER | 0.499 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| BORE LENGTH | 0.228 INCHES NOMINAL |
| FACE WIDTH | 0.208 INCHES NOMINAL |
| BORE INSIDE DIAMETER | 0.249 INCHES NOMINAL |
| HUB DIAMETER | 0.344 INCHES NOMINAL |
| CHAMFER/RADIUS OF OUTSIDE CORNER | 0.031 IN BY 30 DEG CHAMFER |
| CHAMFER/RADIUS OF INSIDE CORNER | 0.030 IN BY 45 DEG CHAMFER |
| MANUFACTURERS CODE | 10522 |
| DESIGN CONTROL REFERENCE | A60578 |
Restrictions/Controls & Freight Information | NSN 3120-00-490-1937
| 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 | 114690 | BALLS/ROLLS BEARING |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 742 | unknown |
| Originating Activity Code | KZ | Defense Supply Center Philadelphia Philadelphia, PA 19101 |
| 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 3120-00-490-1937
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 | J | NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |