# Buna-N O-Ring-4.5mm Wide 21mm ID - Pack of 25

**Manufacturer:** USA Sealing  
**MPN:** `ZUSAH4.5X21`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | USA Sealing |
| Manufacturer name | USA Sealing |
| Manufacturer | USA Sealing, USA SEALING INC, USA Sealing Inc |
| Category | O-Rings, Gaskets & Seals > O-Rings |
| Extra Product Name | Buna-N O-Ring-4.5mm Wide 21mm ID - Pack of 25 |
| moq | 1 |
| MPN | ZUSAH4.5X21 |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | B2271432 |
| tierMinQty1 | 1 |
| tierPrice1 | 5.2 |
| ASIN | B07Y5JV84W, B08PVVBDP5 |
| AdultProduct | False |
| Asin | B07Y5JV84W, B08PVVBDP5 |
| Autographed | False |
| Batteries_required | False |
| Binding | Misc. |
| Brand | USA SEALING, USA Sealing Inc. |
| Bullet_point | COLOR: Black, CROSS SECTION SHAPE: Round, DUROMETER: 70A, MATERIAL: Buna-N, O-RING SIZE: Dash 4.5 mm Cross Section, 21 mm ID, 30 mm OD, PACK SIZE: 25, TEMPERATURE RANGE: -40° to 250° F |
| ClassificationId | 16413611 |
| Color | Black |
| Contains_liquid_contents | False |
| DisplayName | O-Rings |
| Height | 0.25, 2560, 4.0, 500, 75 |
| Identifier | 0193005211936, 193005211936 |
| IdentifierType | EAN, UPC |
| ItemClassification | BASE_PRODUCT |
| ItemName | USA Sealing Inc Buna-N O-Ring-4.5mm Wide 21mm ID-Pack of 25, USA Sealing ZUSAH4.5X21 Buna-N O-Ring, 70A Durometer, Black, Round Profile, 4.5 mm Cross Section, 21 mm ID, 30 mm OD, Pack of 25, Buna, Nit |
| Item_name | USA Sealing Inc Buna-N O-Ring-4.5mm Wide 21mm ID-Pack of 25, USA Sealing ZUSAH4.5X21 Buna-N O-Ring, 70A Durometer, Black, Round Profile, 4.5 mm Cross Section, 21 mm ID, 30 mm OD, Pack of 25, Buna, Nit |
| Item_package_quantity | 1, 2 |
| Item_package_weight | 0.2 |
| Item_type_keyword | o-ring-seals |
| Keyword | ZUSAH4.5X21 |
| Label | USA SEALING INC, USA Sealing Inc |
| Length | 0.25, 6 |
| Link | https://m.media-amazon.com/images/I/41a3+Eqrt8L._SL75_.jpg, https://m.media-amazon.com/images/I/41a3+Eqrt8L.jpg, https://m.media-amazon.com/images/I/81P6pxscgAL.jpg |
| Material | Rubber |
| MaterialType | Rubber |
| Memorabilia | False |
| Model | ZUSAH4.5X21 |
| ModelNumber | ZUSAH4.5X21 |
| Model_number | ZUSAH4.5X21 |
| NumberOfItems | 25 |
| Number_of_items | 25 |
| PackageQuantity | 1, 2 |
| Package_level | unit |
| PartNumber | ZUSAH4.5X21 |
| Part_number | ZUSAH4.5X21 |
| ProductGroup | BISS Basic |
| ProductType | O_RINGS |
| ProductTypeName | O_RINGS |
| Publisher | USA SEALING INC, USA Sealing Inc |
| ReleaseDate | 2022-06-17 |
| Street_date | 2022-06-17T00:00:01Z |
| String_value | 0.28, 21, 30 |
| Studio | USA SEALING INC, USA Sealing Inc |
| Supplier_declared_dg_hz_regulation | not_applicable |
| Temperature_range | -40 to 250 F |
| Title | USA Sealing Inc Buna-N O-Ring-4.5mm Wide 21mm ID-Pack of 25, USA Sealing ZUSAH4.5X21 Buna-N O-Ring, 70A Durometer, Black, Round Profile, 4.5 mm Cross Section, 21 mm ID, 30 mm OD, Pack of 25, Buna, Nit |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Global Industrial | B2271432 | 5.2 | 1 | None | 1 |
| Global Industrial | WBB2271432 | 6.8 | 1 | None | 5 |
| Misumi USA | ZUSAH4.5X21 |  |  | None | 1 |
| fixsupply.com | ZUSAH4.5X21 | 8.8 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/61000000/61454500/part_--ZUSAH45X21---USASealing--a7a62c2fc0.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp