# Warning Ear Protection Required In This

**Manufacturer:** Nmc  
**MPN:** `W421AB`

The NMC W421AB OSHA Sign features a warning legend "WARNING - EAR PROTECTION REQUIRED IN THIS AREA" printed in black on an orange background. Constructed of aluminum, this sign measures 14 inches in length and 10 inches in height.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Nmc |
| Manufacturer name | Nmc |
| Manufacturer | Nmc, NMC |
| CategoryId | 18158 |
| CategoryIdL1 | 29 |
| CategoryIdL2 | 10553 |
| CategoryIdL3 | 18158 |
| CategoryL1 | Safety |
| CategoryL2 | Signs & Labels |
| CategoryL3 | Signs |
| CategoryL4 | Personal Protective Equipment Signs |
| DimensionUnit | inch |
| GTIN | None |
| GraingerSku | W421AB |
| UPC | None, 887481096797 |
| UnitOfMeasure | EA |
| Weight | 0.54, 0.55 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | US |
| height | 10 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 14 |
| moq | 1 |
| MPN | W421AB |
| multiple | 1 |
| qtyInStock | 0 |
| qtyInStockOverride | Drop Ship |
| SKU | G9310478, NMCW421AB |
| snippet | Warning Ear Protection Required In This |
| tierMinQty1 | 1 |
| tierPrice1 | 18.95 |
| url | https://www.zoro.com/nmc-warning-ear-protection-required-in-this-area-sign-w421ab/i/G9310478/ |
| width | 14 |
| EAN | 887481096797 |
| Part Number | W421AB |
| Model | W421AB |
| Product Group | BISS |
| Item | Warning Ear Protection Required In This |
| ASIN | B00700PD4G |
| AdultProduct | False |
| Amount | 21.62, 31.60 |
| Asin | B00700PD4G |
| Autographed | False |
| Batteries_required | False |
| Binding | Misc. |
| Brand | NMC |
| Bullet_point | High Visibility: the warning sign has legend “WARNING - EAR PROTECTION REQUIRED IN THIS AREA”, printed in clear and bold font to make sure the message is legible, Material: this ear protection warning |
| Case | 1 |
| Cat | Industrial & Scientific |
| CatId | 16310091 |
| CatTree | 16310091, 16310161, 318135011, 3430070011 |
| ClassificationId | 1265105011 |
| Color | Black on Orange |
| Currency | USD |
| CurrencyCode | USD |
| DisplayName | Signs |
| EANList | 887481096797 |
| Feature | Header "WARNING" and legend "EAR PROTECTION REQUIRED IN THIS AREA" |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G9310478 | 18.95 | 1 | None | 1 |
| Megadepot | W421AB |  |  | None | 1 |
| bscsource.com | W421AB | 28.09 | 1 | None | 1 |
| Guardian | 04775144 |  |  | None | 1 |
| usmegastore.com | W421AB | 20.34 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/137000000/137367000/part_--W421AB---Nmc--d270672142.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp