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The 21000-28-05-00-133-04-02 from Bently Nevada is a durable Proximity Probe Housing Assembly designed for 3300 XL 8 mm probes. It provides secure mounting and precise alignment for reliable shaft vibration and displacement measurement in industrial rotating machinery.
Ideal for:
Steam and gas turbines
Industrial pumps and motors
Compressors and high-speed rotating equipment
Condition monitoring systems requiring non-contact shaft vibration detection
The housing ensures consistent signal integrity while protecting probes from environmental and mechanical stress.
Designed for 3300 XL 8 mm probes with multiple agency approvals
0.5 m (20 in) probe cable for flexible installation
Probe penetration: 13.3 in for deep mounting
Single 3/4-14 NPT plug fitting
Mounting thread: 3/4-14 NPT
Lightweight and robust design, made in the USA
| Parameter | Specification |
|---|---|
| Product Type | Proximity Probe Housing Assembly |
| Model / Part Number | 21000-28-05-00-133-04-02 |
| Compatible Probe | 3300 XL 8 mm probe, multiple approvals |
| Probe Cable Length | 0.5 m (20 in) |
| Standoff Adapter | None |
| Probe Penetration | 13.3 in |
| Fittings | One 3/4-14 NPT plug |
| Mounting Thread | 3/4-14 NPT |
| Shipping Weight | 3 kg |
| Country of Manufacture | USA |
| Typical Application | Shaft vibration and displacement monitoring in turbines, pumps, and compressors |
Global Express Shipping
Returns & Warranty

The 21000-28-05-00-133-04-02 from Bently Nevada is a durable Proximity Probe Housing Assembly designed for 3300 XL 8 mm probes. It provides secure mounting and precise alignment for reliable shaft vibration and displacement measurement in industrial rotating machinery.
Ideal for:
Steam and gas turbines
Industrial pumps and motors
Compressors and high-speed rotating equipment
Condition monitoring systems requiring non-contact shaft vibration detection
The housing ensures consistent signal integrity while protecting probes from environmental and mechanical stress.
Designed for 3300 XL 8 mm probes with multiple agency approvals
0.5 m (20 in) probe cable for flexible installation
Probe penetration: 13.3 in for deep mounting
Single 3/4-14 NPT plug fitting
Mounting thread: 3/4-14 NPT
Lightweight and robust design, made in the USA
| Parameter | Specification |
|---|---|
| Product Type | Proximity Probe Housing Assembly |
| Model / Part Number | 21000-28-05-00-133-04-02 |
| Compatible Probe | 3300 XL 8 mm probe, multiple approvals |
| Probe Cable Length | 0.5 m (20 in) |
| Standoff Adapter | None |
| Probe Penetration | 13.3 in |
| Fittings | One 3/4-14 NPT plug |
| Mounting Thread | 3/4-14 NPT |
| Shipping Weight | 3 kg |
| Country of Manufacture | USA |
| Typical Application | Shaft vibration and displacement monitoring in turbines, pumps, and compressors |
Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Color pattern |
Greyish White
Silver
|
| Country of origin |
United States
|