# Do Not Block Sign, M104R

**Manufacturer:** Nmc  
**MPN:** `M104R`

The NMC M104R Security Sign features a "DO NOT BLOCK" legend on a black background with white text, measuring 12 inches in length and 18 inches in height. It is constructed of rigid plastic and is designed for clear visibility.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Nmc |
| Manufacturer name | Nmc |
| Manufacturer | Nmc, NMC |
| CategoryId | 18167 |
| CategoryIdL1 | 29 |
| CategoryIdL2 | 29 |
| CategoryIdL3 | 10553 |
| CategoryIdL4 | 18167 |
| CategoryL1 | Safety |
| CategoryL2 | Signs & Labels |
| CategoryL3 | Signs |
| CategoryL4 | Security & Access Signs |
| DimensionUnit | inch |
| GraingerSku | 573G91 |
| Extra Product Name | Do Not Block Sign, M104R |
| UPC | None, 887481063041 |
| UnitOfMeasure | EA |
| Weight | 0.15, 2.25, 2.25091969502 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | US |
| extendedLead | 8 |
| extendedQty | -2 |
| height | 18 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 0.05 |
| moq | 1 |
| MPN | M104R |
| multiple | 1 |
| qtyInStock | 0 |
| qtyInStockOverride | Drop Ship |
| SKU | G9437202 |
| tierMinQty1 | 1 |
| tierPrice1 | 14.00 |
| url | https://www.zoro.com/nmc-do-not-block-sign-m104r-m104r/i/G9437202/ |
| width | 12 |
| EAN | 887481063041 |
| Part Number | M104R |
| Model | M104R |
| Product Group | BISS Basic |
| Item | Do Not Block Sign |
| Product Type | Do Not Block Sign |
| ASIN | B00BX55RZ4, B01BNOBXB6 |
| AdultProduct | False |
| Amount | 21.40 |
| Asin | B00BX55RZ4, B00IUM0A0A |
| Autographed | False |
| Batteries_required | False |
| Binding | Misc. |
| Brand | NMC |
| Bullet_point | Clear Legibility: the legend “DO NOT BLOCK” is printed in bold and legible text to ensure better visibility even from a distance, Material: the sign made from rigid plastic polystyrene has an impressi |
| Case | 1, 10 |
| Cat | Industrial & Scientific |
| CatId | 16310091 |
| CatTree | 16310091, 16310161, 318135011, 3430070011 |
| CatalogNumberList | M104R |
| ClassificationId | 1265105011 |
| Color | White |
| Currency | USD |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G9437202 | 14.0 | 1 | None | 1 |
| Megadepot | M104R | 16.46 | 1 | None | 1 |
| bscsource.com | M104R | 25.29 | 1 | None | 1 |
| Guardian | 73070534 |  |  | None | 1 |
| usmegastore.com | M104R | 16.46 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/196500000/196997500/part_--M104R---Nmc--a860d76b8a.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp