Data coverage & sources
The stored record for Nash 905: specifications, configurations, documents, sources, and gaps.
One model, connected records
Nash → Liquid Ring Vacuum Pump Large Capacity, 905 → 905
Manufacturer model: 905 · OEM article / order number: Not collected · Equipment type: vacuum pump
Technology: Liquid Ring
Related applications: Degassing, Drying, Process Vacuum
Related industries: Chemical, Food + Beverage, Mining, Oil + Gas, Pharmaceutical, Plastics, Power Generation, Pulp + Paper, Water + Wastewater
These are technology associations. Check the operating point and process requirements to establish suitability for this model.
Compare coverage across this familySpecifications and evidence
3 stored observations · 2 pass the source policy at 50 Hz. Individual ratings do not establish flow at a requested pressure.
The collection checklist follows the equipment type. Additional attributes are retained. “Not collected” means the database has no observation for that field.
Pumping speed · Not collected · 0 observations / 0 sources
No stored observation. A family brochure or a separate maximum rating does not fill this field.
Ultimate pressure · Sourced · 1 observations / 1 sources
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 4 inHgA | — | Frequency not stated · series as printed: "Vacuum to"; stated for the whole series; 120 mbar abs. unspecified | Source · OEM_SOURCEVacuum to 4 inHgA (120 mbar abs.)Retrieved 2026-10-20 |
Motor power · Not collected · 0 observations / 0 sources
No stored observation. A family brochure or a separate maximum rating does not fill this field.
Speed · Not collected · 0 observations / 0 sources
No stored observation. A family brochure or a separate maximum rating does not fill this field.
Noise level · Not collected · 0 observations / 0 sources
No stored observation. A family brochure or a separate maximum rating does not fill this field.
Weight · Not collected · 0 observations / 0 sources
No stored observation. A family brochure or a separate maximum rating does not fill this field.
Dimensions · Not collected · 0 observations / 0 sources
No stored observation. A family brochure or a separate maximum rating does not fill this field.
Inlet connection · Not collected · 0 observations / 0 sources
No stored observation. A family brochure or a separate maximum rating does not fill this field.
Outlet connection · Not collected · 0 observations / 0 sources
No stored observation. A family brochure or a separate maximum rating does not fill this field.
Materials · Needs review · 1 observations / 1 sources · classification pending
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 316L Stainless Steel L Stainless Steel | — | Frequency not stated · model Conditions not stated unspecified | Source · OEM_SOURCEMaterials: 316L Stainless SteelRetrieved 2026-10-02 |
Max. pressure · Sourced · 1 observations / 1 sources
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 30 psia | 2068.428 mbar | Frequency not stated · series as printed: "Discharge Pressure Range"; stated for the whole series; 2 bar abs. unspecified | Source · OEM_SOURCEOperates As A Vacuum Pump & Compressor With A Discharge Pressure Range Of 30 psia (2 bar abs.)Retrieved 2026-10-20 |
Operating-performance coverage
Each row keeps its own configuration and relationship. Pending points are stored for review and excluded from shopper comparisons.
No versioned performance dataset has been collected for this model. Stored legacy points: 0; each retains its existing evidence status.
Document coverage
Categories follow recorded document types and linked extracted data. One document can appear in several categories. Family documents remain shared references; extraction does not imply approval.
| Category | Model links | Family links | Public sources |
|---|---|---|---|
| Specifications | 0 | 0 | Not collected |
| Performance curves / test data | 0 | 0 | Not collected |
| Operation / service manuals | 0 | 0 | Not collected |
| Parts documentation | 0 | 0 | Not collected |
| Drawings / dimensions | 0 | 0 | Not collected |
| Product / family literature | 1 | 0 |
|
| Other / unclassified | 0 | 0 | Not collected |