The Pad,absorbent,hazardous Material, cataloged under National Stock Number 4235-01-415-9186, 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 3m Company. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4235-01-415-9186 |
| Primary Part Number | HP-156(B) |
| Item Name | Pad,absorbent,hazardous Material |
| FSC / FSG | 4235 / 42 — Hazardous Material Spill Containment and Clean-up Equipment and Material |
| Manufacturer | 3m Company |
| Status | ACTIVE |
| Functional Description | USED TO ABSORB PETROLEUM BASED FLUID SPILLS |
| 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 |
|---|---|
| STS-OP200 | Safe-Tech Solutions Llc Dba Safe Tech Solutions Llc (USA) |
| HP-156(B) PRIMARY | 3m Company (USA) |
| Reference | Meaning |
|---|---|
| HP-156(B) | 3/9 Design control — primary reference 3m Company Div Oh&esd |
| 64602 | 5/9 Secondary reference Healthy Pet, L.p. Div Industrial |
NSN 4235-01-415-9186 is a Pad,absorbent,hazardous Material, manufactured by 3m Company, classified under FSC 4235, Hazardous Material Spill Containment and Clean-up Equipment and Material. Status: active.
NSN 4235-01-415-9186 has 2 manufacturer part numbers on file: STS-OP200 (Safe-Tech Solutions Llc Dba Safe Tech Solutions Llc), HP-156(B) (3m Company).
1 possible match (shared part number, not a government interchangeability claim): 5915-01-676-9219. Verify interchangeability with system specifications before substitution.
Key specifications for HP-156(B): Overall Length: 19.000 INCHES IN; Overall Width: 17.000 INCHES IN; Special Features: BLUE SCRIM; EACH PAD CAN PICK UP APPROXIMATELY 1 QUART OF PETROLEUM BASED FLUIDS, BUT WILL NOT PICK UP WATER; Functional Description: USED TO ABSORB PETROLEUM BASED FLUID SPILLS. 1 specification is 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.