# Buna-N O-Ring-4mm Wide 21mm ID - Pack of 25

**Manufacturer:** USA Sealing  
**MPN:** `ZUSAH4X21`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | USA Sealing |
| Manufacturer name | USA Sealing |
| Manufacturer | USA Sealing |
| Category | O-Rings, Gaskets & Seals > O-Rings |
| Extra Product Name | Buna-N O-Ring-4mm Wide 21mm ID - Pack of 25 |
| moq | 1 |
| MPN | ZUSAH4X21 |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | B2266422 |
| tierMinQty1 | 1 |
| tierPrice1 | 6.6 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Global Industrial | B2266422 | 6.6 | 1 | None | 1 |
| Global Industrial | WBB2266422 | 8.4 | 1 | None | 4 |
| fixsupply.com | ZUSAH4X21 | 11.3 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/477500/part_--ZUSAH4X21---USASealing--4ed6ad8273.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp