NSN 3110-00-253-7881 NA558SW552D, FFB187, 00-253-7881
Product Details | TAPERED ROLLER BEARING
3110-00-253-7881 A cylindrical device in which the inner cone or outer cup turns upon a single or double row of tapered hardened rollers which roll easily in a race, thus minimizing friction and designed to carry a radial load and capable of sustaining axial thrust. Excludes BEARING, ROLLER, THRUST.
Part Alternates: NA558SW552D, FFB187, 3110-00-253-7881, 00-253-7881, 3110002537881, 002537881
Bearings | Bearings, Antifriction, Unmounted
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | 23 JUL 1969 | 00-253-7881 | 00021 ( BEARING, ROLLER, TAPERED ) |
Drawings & Photos | NSN 3110-00-253-7881
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Technical Data | NSN 3110-00-253-7881
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL OVERALL |
| STYLE DESIGNATOR | 376 STRAIGHT BORE, DOUBLE CUP, SINGLE CONES, NON-ADJUSTABLE |
| OVERALL WIDTH | 3.1250 INCHES MINIMUM AND 3.1350 INCHES MAXIMUM |
| BORE DIAMETER | 2.3750 INCHES MINIMUM AND 2.3755 INCHES MAXIMUM |
| OVERALL OUTSIDE DIAMETER | 4.8750 INCHES MINIMUM AND 4.8760 INCHES MAXIMUM |
| BACKFACE CORNER RADIUS | 0.0600 INCHES NOMINAL |
| STANDOUT WIDTH | 0.3125 INCHES NOMINAL |
| CONE CORNER RADIUS | 0.1400 INCHES NOMINAL |
| CONE WIDTH | ANY ACCEPTABLE |
| CUP WIDTH | 2.5000 INCHES NOMINAL |
| STANDARD TOLERANCE DESIGNATION | AFBMA CLASS 2 |
| RETAINER FABRICATION METHOD | PRESSED |
| SPECIAL FEATURES | OIL HOLES AND GROOVE IN CUP,4 OIL SLOTS IN EACH CONE,0.0090 IN. MAX BENCH LATERAL ZZZTJTY764 |
| NONDEFINITIVE SPEC/STD DATA | 764 TYPE |
| MANUFACTURERS CODE | 81348 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FFB187 |
Restrictions/Controls & Freight Information | NSN 3110-00-253-7881
| 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 | 114820 | BEARINGS/BUSHINGS NOI BALL/ROLLER |
| Less than car load rating | ||
| Less than truck load rating | P | 77.5 |
| 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 3110-00-253-7881
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 | 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 |