# Needle Roller Bearing, Bearing Industry Number 78, Bearing Design J, Bore Diameter 7/16 in, Cage Material Steel, Closure Open, Full Complement No, Lubricant Material Grease, Oil, Maximum Speed 17,000 RPM Grease, 26,000 RPM Oil, Maximum Temperature 248 Degrees F, Minimum Temperature -22 Degrees F, Needle Bearing Type Drawn Cup Needle Roller Bearing, Number of Rows One, Outside Diameter 5/8 in, Overall Width 0.5 in, Ring Material Alloy Steel, Roller Material Alloy Steel, Seal Type Not Applicable

**Manufacturer:** Koyo  
**MPN:** `J-78`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Koyo |
| Manufacturer name | Koyo |
| Manufacturer | Koyo, Koyo Torrington |
| CategoryId | 8160 |
| CategoryIdL1 | 31 |
| CategoryIdL2 | 17016 |
| CategoryIdL3 | 8160 |
| CategoryL1 | Power Transmission |
| CategoryL2 | Bearings, V-belts & Power Transmission Equipment |
| CategoryL3 | Roller Bearings |
| CategoryL4 | Needle Roller Bearings |
| DimensionUnit | inch |
| GTIN | None |
| GraingerSku | 35UF31 |
| UPC | None |
| UnitOfMeasure | EA |
| Weight | 0.03, 0.000625, 0.05 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | US |
| height | 1.1 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 2.3 |
| moq | 1 |
| MPN | J-78 |
| multiple | 1 |
| qtyInStock | 13 |
| qtyInStockOverride | -2 |
| SKU | G9141422 |
| tierMinQty1 | 1 |
| tierPrice1 | 5.85 |
| url | https://www.zoro.com/koyo-needle-brg-drawn-cup-bore-0438-in-j-78/i/G9141422/ |
| width | 2.3 |
| Bore Dia (In ) | 0.438 in |
| Bore Dia (mm) | 11.113 mm |
| Outside Dia (In ) | 0.625 in |
| Outside Dia (mm) | 15.875 mm |
| Width (In ) | 0.5 in |
| Width (mm) | 12.7 mm |
| Bore Diameter | 7/16 in |
| Outside Diameter | 5/8 in |
| Overall Width | 0.5 in |
| Item | Needle Roller Bearing |
| Type | Drawn Cup, Count, ean, gtin, upc |
| Dynamic Load Capacity (N) | 6.36 N |
| Static Load Capacity (N) | 7.7 N |
| Cage Material | Steel |
| Max RPM | 26,000 RPM |
| Dynamic Load Capacity (Lb ) | 1,430 lb |
| Static Load Capacity (Lb ) | 1,730 lb |
| Temp Range (F) | -4 Degrees to +248 Degrees F |
| Number of Rows | One |
| Seal Material | Not Applicable |
| Full Complement | No |
| Seal Type | Not Applicable |
| Ring Material Grade | SUJ 2 |
| Bearing Design | J |
| AdultProduct | False |
| Asin | B007EDQ460 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G9141422 | 5.85 | 1 | 13 | 1 |
| Grainger | 35UF31 | 7.2 | 1 | 4 | 1 |
| Purvis | J-78 | 5.68 | 1 | None | 1 |
| Allied Electronics | 72386780 |  |  | None | 1 |
| apexindustrialautomation.com | J-78 |  |  | None | 1 |
| us.rs-online.com | 72386780 | 4.99 | 1 | None | 1 |
| factorysupplyoutlet.com | SJ26LR | 11.61 | 1 | None | 1 |
| simsupply.com | ZO-G9141422 | 14.59 | 1 | 7 | 1 |

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Structured data: `/python/html6/product/500/153000000/153428500/part_--J78---Koyo--02997d540b.json`  
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