The Blast Cleaning Cabinet, cataloged under National Stock Number 4940-01-602-9923, is classified within Federal Supply Class 4940 (Miscellaneous Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4940-01-602-9923 |
| Primary Part Number | 21639 |
| Item Name | Blast Cleaning Cabinet |
| FSC / FSG | 4940 / 49 — Miscellaneous Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco |
| Status | ACTIVE |
| Nozzle Size | 0.1875 INCHES NOMINAL IN |
| Operating Pressure and Type | 26.0 POUNDS AIR MINIMUM REQUIRED LBS |
| Blast Material Feed Method | PRESSURE |
| Nozzle Quantity | 1 |
| Material | TUNGSTEN NOZZLE |
| 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 |
|---|---|
| 21639 PRIMARY | Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco (USA) |
NSN 4940-01-602-9923 is a Blast Cleaning Cabinet, manufactured by Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco, classified under FSC 4940, Miscellaneous Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4940-01-602-9923 has 1 manufacturer part number on file: 21639 (Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco).
Key specifications for 21639: Overall Height: 84.0 INCHES NOMINAL IN; Nozzle Size: 0.1875 INCHES NOMINAL IN; Operating Pressure and Type: 26.0 POUNDS AIR MINIMUM REQUIRED LBS; Overall Length: 71.0 INCHES NOMINAL IN. 5 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.