NSN 3120-01-620-4421 M81820/4A-6P , M818204A6P, 01-620-4421
Product Details | SELF-ALIGNING PLAIN BEARING
3120-01-620-4421 A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes BEARING, PLAIN, ROD END and BEARING, PLAIN, SPHERICAL.
Part Alternates: M81820/4A-6P , M818204A6P, 3120-01-620-4421, 01-620-4421, 3120016204421, 016204421
Bearings | Bearings, Plain, Unmounted
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | 2013205 | 01-620-4421 | 13208 ( BEARING, PLAIN, SELF-ALIGNING ) |
Demand History | NSN 3120-01-620-4421
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| M818204A6P | 2023-03-69 | 4 | Canada |
| 3120-01-620-4421 | 2022-05-151 | 2 | DIBBS |
| 3120-01-620-4421 | 2022-05-123 | 2 | United States |
| 3120-01-620-4421 | 2020-09-248 | 16 | United States |
| 3120-01-620-4421 | 2020-07-197 | 8 | United States |
Cross Reference | NSN 3120-01-620-4421
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| M81820/4A-6P | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY |
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Related Products | NSN 3120-01-620-4421
Technical Data | NSN 3120-01-620-4421
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 630 OUTER RACE MEMBER |
| HARDNESS RATING | 43.0 ROCKWELL C MINIMUM OVERALL |
| STYLE DESIGNATOR | WITH INSERT AND/OR LINER |
| BORE DIAMETER | 0.3750 INCHES MINIMUM AND |
| OUTER MEMBER OUTSIDE DIAMETER | 0.8120 INCHES MINIMUM AND |
| OUTER MEMBER WIDTH | 0.312 INCHES NOMINAL |
| INNER MEMBER WIDTH | 0.406 INCHES NOMINAL |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | BEARING PLAIN SELF ALIGNING -65 DEGREES TO +325 DEGREES F |
| MANUFACTURERS CODE | 81349 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | M81820/4A-6P |
Restrictions/Controls & Freight Information | NSN 3120-01-620-4421
| 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. |
| Electro-static Discharge Susceptible: | A | No known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity |
| 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. |
| Automatic Data Processing Equipment: | 0 | Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9) |
| Category | Code | Description |
|---|---|---|
| NMF Description | 114850 | BEARING/BUSHING O/T BALL/ROLLER I/S |
| Less than car load rating | ||
| Less than truck load rating | Q | 70.0 |
| Water commodity Code | 742 | unknown |
| Originating Activity Code | CT | U.S. Army Aviation and Missile Command (AIR) Redstone Arsenal, AL 35898-5230 |
| 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 3120-01-620-4421
Army| Category | Code | Description |
|---|---|---|
| Materiel Category and Inventory Manager | T | Industrial Supplies (DLA/GSA Items) |
| Appropriation and Budget Activity | 2 | Stock Fund Secondary Items |
| Management Inventory Segment | 2 | NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable. |
| Specific Group/Generic Code | 0 | Medical Materiel |
| Weapons Systems/End Item or Homogeneous Group | 00 | DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item |
| Accounting Requirements Code | X | Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items. |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DA | Department of the Army |
| Service Organization | A | U.S. Army |
| Reparability | Z | This is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item. |
| 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 |