The Hazmat Equipment,special, cataloged under National Stock Number 4240-01-438-8727, is classified within Federal Supply Class 4240 (Safety and Rescue Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Honeywell Safety Products Usa, Inc.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4240-01-438-8727 |
| Primary Part Number | B161/9 |
| Item Name | Hazmat Equipment,special |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Manufacturer | Honeywell Safety Products Usa, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A148203 | Breg Oil Sponge International, Inc. Dba Breg Environmental (USA) |
| B161/9 PRIMARY | Honeywell Safety Products Usa, Inc. (USA) |
| Reference | Meaning |
|---|---|
| WPL265-9 | 5/9 Secondary reference New Pig Corporation |
| WPL265J SIZE9 | 5/9 Secondary reference New Pig Corporation |
NSN 4240-01-438-8727 is a Hazmat Equipment,special, manufactured by Honeywell Safety Products Usa, Inc., classified under FSC 4240, Safety and Rescue Equipment. Status: active.
NSN 4240-01-438-8727 has 2 manufacturer part numbers on file: A148203 (Breg Oil Sponge International, Inc. Dba Breg Environmental), B161/9 (Honeywell Safety Products Usa, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5985-01-599-1474. Verify interchangeability with system specifications before substitution.
Key specifications for B161/9: End Item Identification: HAZMAT SPILL KIT. 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.