The Spill Containment Unit,hazardous, cataloged under National Stock Number 4235-01-505-2550, is classified within Federal Supply Class 4235 (Hazardous Material Spill Containment and Clean-up Equipment and Material) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Basic Concepts, Incorporated. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4235-01-505-2550 |
| Primary Part Number | B-1401-DP |
| Item Name | Spill Containment Unit,hazardous |
| FSC / FSG | 4235 / 42 — Hazardous Material Spill Containment and Clean-up Equipment and Material |
| Manufacturer | Basic Concepts, Incorporated |
| Status | ACTIVE |
| 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 |
|---|---|
| B-1401-DP | Basic Concepts, Incorporated (USA) |
| 940-023010 | Argonaut Inflatable Research and Engineering, Inc. (USA) |
| Reference | Meaning |
|---|---|
| B-1401-BP | 5/9 Secondary reference Bowhead Manufacturing Company, L.l.c. |
| B-1401-DP | 3/9 Design control — primary reference Bowhead Environmental & Safety, Llc |
| B-1401-DP | 5/9 Secondary reference Bowhead Manufacturing Company, L.l.c. |
NSN 4235-01-505-2550 is a Spill Containment Unit,hazardous, manufactured by Basic Concepts, Incorporated, classified under FSC 4235, Hazardous Material Spill Containment and Clean-up Equipment and Material. Status: active.
NSN 4235-01-505-2550 has 2 manufacturer part numbers on file: B-1401-DP (Basic Concepts, Incorporated), 940-023010 (Argonaut Inflatable Research and Engineering, Inc.).
Key specifications for B-1401-DP: Special Features: BOX INCLUDES 5 COMPLETE UNITS THAT EACH HAVE A HYDRAPHOPIC, WATER RESISTANT, REPLACEABLE, REMOVABLE PAD; EACH UNIT HAS 7 POUNDS OF SAND SOWN IN BOTTOM TO WITHSTAND 50 MPH WINDS; EACH UNIT IS DESIGNED TO REPLACE OPEN MOUTH CONTAINERS USED AS DRIP PANS; UNIT IS UNAFFECTED IF LEFT OUTSIDE IN THE RAIN; EACH REPLACEABLE PAD HAS A UV RATED MESH ENCLOSING THE MEDIA; TO ORDER ADDITIONAL PADS USE P/N B-1401-RDP; EACH UNIT IS 24 INCHES BY 36 INCHES LBS; Part Name Assigned by Controlling Agency: DRIP PILLOW BERM. 0 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.