The Impeller,vacuum Pump, cataloged under National Stock Number 4310-01-421-4690, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-01-421-4690 |
| Primary Part Number | 1402075000 |
| Item Name | Impeller,vacuum Pump |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc |
| Status | ACTIVE |
| Design Type | SINGLE WIDTH |
| Overall Diameter | 9.186 INCHES MINIMUM AND 9.190 INCHES MAXIMUM IN |
| Blade Quantity | 18 |
| Material | COPPER ALLOY |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Blade Type | STRAIGHT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1402075000 PRIMARY | Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc (USA) |
| 1412472000REV H ITEM 30 | Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 1412472000 | D/9 Drawing number reference only Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc |
NSN 4310-01-421-4690 is a Impeller,vacuum Pump, manufactured by Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-421-4690 has 2 manufacturer part numbers on file: 1402075000 (Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc), 1412472000REV H ITEM 30 (Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc).
5 possible matches (shared part number, not a government interchangeability claim): 4730-01-421-4695, 4310-01-421-5302, 4310-01-421-5335. Verify interchangeability with system specifications before substitution.
Key specifications for 1402075000: Design Type: SINGLE WIDTH; Overall Diameter: 9.186 INCHES MINIMUM AND 9.190 INCHES MAXIMUM IN; Overall Width: 3.618 INCHES NOMINAL IN; Blade Quantity: 18. 6 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.