# Proto

**Manufacturer:** Proto  
**MPN:** `J373`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Proto |
| Manufacturer name | Proto |
| Manufacturer | Proto, Stanley Proto |
| DimensionUnit | inch |
| GraingerSku | 3R320 |
| Extra Product Name | Proto |
| UPC | 662679031664, 94701162266 |
| UnitOfMeasure | EA |
| Weight | 0.16, 0.14, 0.15, 0.16314207388 |
| WeightUnit | lbs |
| cali_prop65_message | WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
| cali_prop65_orglabel | True |
| cali_prop65_warnmsgscenario | 7 |
| cali_prop65_whtlabel | True |
| countryOfOrigin | US |
| height | 0.1 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 6 |
| moq | 1 |
| MPN | J373 |
| multiple | 1 |
| qtyInStock | 165 |
| qtyInStockOverride | -2 |
| SKU | G4329157 |
| tierMinQty1 | 1 |
| tierPrice1 | 25.95 |
| url | https://www.zoro.com/proto-retaining-ring-pliers-0047in-tip-45-deg-j373/i/G4329157/ |
| width | 1.4 |
| EAN | 94701162266, 662679031664 |
| Part Number | J373 |
| Product Group | Home Improvement |
| Features | Use With Either External or Internal Retaining Rings, Converts From Internal to External or Vice Versa, When Pivot Screw is Moved to Adjacent Tapped Hole |
| Material | Carbon Steel, Metal, Plastic |
| Overall Length | 5 3/4 in |
| Plier Item | Retaining Ring Pliers - Convertible |
| Number of Pieces | 1 |
| Plier Product Group | Pliers |
| Spring Return | No |
| Item | Retaining Ring Plier |
| For Shaft Dia | 13/16 in to 1 in |
| Plier Style | Convertible |
| Handle Color | Red |
| Standards | ASME B107.500-2010 |
| For Bore Dia | 1 in to 1-1/64 in |
| Tip Type | Fixed |
| Handle Design | Cushion Grip |
| Tip Dia | 0.047 in |
| Tip Angle | 45 Degrees |
| For Maximum Bore Diameter | 1 in |
| Grip Style | Standard Cushion |
| For Minimum Shaft Diameter | 11/16 in |
| For Bore Diameter Range | 5/8 in to 1 in |
| Plier Type | Retaining Ring Pliers |
| Plier Material | Steel |
| Handle Style | Cushion Grip |
| For Ring Type | External, Internal |
| For Maximum Shaft Diameter | 7/8 in |
| For Minimum Bore Diameter | 5/8 in |
| Replaceable Tips | No |
| Tip Diameter | 0.047 in |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G4329157 | 25.95 | 1 | 165 | 1 |
| ToolUp.com | PROTO J373 | 25.43 | 1 | None | 1 |
| Raptor Supplies | AD2KVR | 47.59911 | 1 | None | 1 |
| Zoro | G6293184 | 25.96 | 1 | None | 1 |
| Amazon | B004HMGC4A | 22.96 | 1 | None | 1 |
| Applied Industrial | 105838644 |  |  | None | 1 |
| bscsource.com | 08100083 | 34.09 | 1 | None | 1 |
| National Supply Network | B324047 |  |  | None | 1 |
| sustainablesupply.com | C1290368 | 30.73 | 1 | None | 1 |
| Guardian | 08100083 | 35.99 | 1 | None | 1 |
| Circle C Supply | PTO02280 | 22.2 | 1 | None | 1 |
| kscdirect.com | BLA J373 |  |  | None | 1 |
| stellarindustrial.com | PROTO 373 |  |  | None | 1 |
| directools.com | J373 | 20.98 | 1 | None | 1 |
| Turner Supply | 267903166 |  |  | None | 1 |
| grainger.ca | PRT373 | 43.01126356 | 1 | None | 1 |
| jensentools.com | 10081272 | 43.05 | 1 | 13 | 1 |
| toolshackweb.com | PRO373 | 25.07 | 1 | None | 1 |
| National Supply Network | 08100083 | 36.68 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/98500000/98517000/part_--J373---Proto--6c4d75cda1.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp