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Bently Nevada 21000-28-05-00-070-01-02 Proximity Probe Housing Assembly · 3300 XL 8 mm · 7.0 in Penetration

Bently Nevada 21000-28-05-00-070-01-02 Proximity Probe Housing Assembly · 3300 XL 8 mm · 7.0 in Penetration

Bently Nevada 3300 XL proximity probe

8 mm proximity probe housing

7.0 in penetration probe assembly

Brand Name:

Bently Nevada

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Product Details
Highlight:

Bently Nevada 3300 XL proximity probe

,

8 mm proximity probe housing

,

7.0 in penetration probe assembly

Payment & Shipping Terms
Minimum Order Quantity
1
Delivery Time
2-3 work days
Payment Terms
T/T
Product Description
BENTLY NEVADA · 21000 SERIES

Bently Nevada 21000-28-05-00-070-01-02 Proximity Probe Housing Assembly · 3300 XL 8 mm

PART NUMBER · 21000-28-05-00-070-01-02

Technical Specifications

Exact order-code configuration
Product Type 21000 Proximity Probe Housing Assembly
Probe with Connector — 28 3300 XL 8 mm probe, selectable hazardous-area approvals
Probe Cable Length — 05 0.5 m (20 in)
Standoff Adapter — 00 No standoff adapter
Probe Penetration — 070 7.0 in
Fittings — 01 One 3/4-14 NPT explosion-proof fitting and one 3/4-14 NPT plug
Mounting Thread — 02 3/4-14 NPT
Housing Material Aluminum body with 304 stainless-steel sleeve
Typical Mass 1.1 kg (2.4 lb), without fittings
Housing Compliance CSA Type 4 enclosure; 21000 housing family is compliant with API 670 for externally mounted proximity probe housings
Data source: Baker Hughes / Bently Nevada, 21000, 24701, and 164818 Proximity Probe Housing Assemblies, Datasheet 141600 Rev. AC. The exact configuration is derived from the manufacturer's ordering table.
View additional technical and approval information
Temperature For the 3300 XL 8 mm probe, operating and storage range is -51°C to +177°C (-60°F to +351°F).
Hazardous-area approvals 21000 housings are available with CSA approvals for explosion-proof hazardous-area applications. Detailed country and product-specific approvals are referenced by Bently Nevada in Approvals Quick Reference Guide 108M1756.
North American CA version CA21000 is the explosion-proof housing version for North American end users. The CA configuration uses mounting-thread option F02.
Probe documentation Bently Nevada references the 3300 XL 8mm & 3300 5mm Proximity Transducer System User Guide, document 141078, for probe information.

Application & Fault Scenarios

System use and maintenance context
Typical Use

External proximity-probe mounting

The 21000 housing family is designed to externally mount proximity probes on industrial machinery and provide a protected mechanical arrangement around the probe installation.

Vibration / Position Monitoring

Relevant to machinery monitoring installations where a proximity probe is used for shaft vibration or position measurement.

Replacement Search

Commonly searched when an installed probe housing requires replacement and the complete mechanical configuration must be matched.

Installation Mismatch

Incorrect housing configuration can create mechanical fitment or probe-position problems during maintenance.

Downtime Risk

A missing or unsuitable housing assembly can delay restoration of the associated proximity monitoring channel.

Housing & Installation Notes

Manufacturer design information
01 · HOUSING

External Probe Access

The 21000 design externally mounts the proximity probe and provides access to the probe arrangement through the housing.

02 · SLEEVE

Long-Sleeve Support

When the combined sleeve and penetration length exceeds 300 mm (12 in), additional sleeve support is required near the probe to prevent resonance.

03 · ADJUSTMENT

Penetration Adjustment

The manufacturer's option D penetration adjustment range is 13 mm (±0.5 in). The selected installation geometry should be checked against the machine before fitting.

View assembly and installation reference
Assembly structure The housing assembly consists of a dome cover, threaded conduit ports, probe sleeve, O-rings, thread seal, reverse-mount proximity probe and optional conduit fittings or standoff adapter.
Sleeve selection Sleeve length is determined by the location where the probe and housing are installed. The probe lead must be longer than the sleeve.
Short penetration For probe penetration lengths between 1.0 and 2.0 inches, Bently Nevada notes that counterboring the machine case may be necessary to reduce probe side-view or rear-view effects.
Long sleeve support Bently Nevada offers probe support and oil seal part number 37948-01 for long sleeves that must pass through an inner bearing housing, and also provides custom sleeve supports.
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AMIKON Industrial Automation · Contact: Miya Zheng
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Before Dispatch Inspection and testing where applicable.
Packaging Protective export packaging for shipment.
Warranty / DOA One-year warranty under quotation terms; DOA handled through after-sales review.

FAQ

Current-model buyer questions
What probe is specified by 21000-28-05-00-070-01-02?
The 28 option specifies a 3300 XL 8 mm probe with selectable hazardous-area approvals.
What does the 070 option mean on this Bently Nevada housing?
The 070 option specifies a 7.0 in probe penetration.
What fittings are included in 21000-28-05-00-070-01-02?
The 01 fitting option specifies one 3/4-14 NPT explosion-proof fitting and one 3/4-14 NPT plug.
Does 21000-28-05-00-070-01-02 use a standoff adapter?
No. The 00 option specifies no standoff adapter.
What mounting thread does this 21000 assembly use?
The final 02 option specifies a 3/4-14 NPT mounting thread.

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