Data coverage & sources
The stored record for Welch ChemStar 1376N: specifications, configurations, documents, sources, and gaps.
One model, connected records
Welch → ChemStar 1376N → ChemStar 1376N
Manufacturer model: ChemStar 1376N · OEM article / order number: Not collected · Equipment type: vacuum pump
Technology: Oil-Lubricated Rotary Vane
Related applications: Central Vacuum, Degassing, Drying, Leak Testing, Medical Suction, Packaging, Vacuum Forming
Related industries: Automotive, Food + Beverage, Medical, Metalworking, Packaging, Plastics
These are technology associations. Check the operating point and process requirements to establish suitability for this model.
Compare coverage across this familySpecifications and evidence
5 stored observations · 4 pass the source policy at 60 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 · 2 observations / 1 sources
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 1 x 10-4 mbar | 0.0001 mbar | Frequency not stated · model as printed: "Ultimate Pressure 1)"; 0.00013 Torr unspecified | Source · OEM_SOURCEUltimate Pressure 1) | mbar (Torr) | 1 x 10-4 (0.00013) | 1 x 10-4 (0.00013) | 1 x 10-4 (0.00013)Retrieved 2026-10-20 |
| 1x10-4 Torr | 0.000133322 mbar | Frequency not stated · model as printed: "Ultimate Pressure"; 0.00013 mbar unspecified | Source · OEM_SOURCEUltimate Pressure: 1x10-4 Torr (0.00013 mbar)Retrieved 2026-10-20 |
Motor power · Sourced · 1 observations / 1 sources
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 1 hp | 0.7457 kW | Frequency not stated · model as printed: "Motor Horsepower"; 750 watts unspecified | Source · OEM_SOURCEMotor Horsepower | watts | 1/3(250) | 1/2(370) | 1(750)Retrieved 2026-10-20 |
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 · Sourced · 1 observations / 1 sources
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 82.3 kg | 82.3 kg | Frequency not stated · model as printed: "Ship Weight"; 181 lbs unspecified | Source · OEM_SOURCEShip Weight | kg (lbs) | 32.3 (71) | 60.5 (133) | 82.3 (181)Retrieved 2026-10-20 |
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.
Series Range Ultimate Pressure · Needs review · 1 observations / 1 sources · classification pending
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 1x10-4 Torr (0.00013 mbar) Torr (0.00013 mbar) | — | Frequency not stated · range Conditions not stated unspecified | Source · OEM_SOURCE not a model rating Series range: Ultimate Pressure: 1x10-4 Torr (0.00013 mbar)Retrieved 2026-10-02 |
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 | 0 | 0 | Not collected |
| Other / unclassified | 0 | 0 | Not collected |