The Hazmat Equipment,special, cataloged under National Stock Number 4240-01-438-8735, 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 New Pig Corporation. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-438-8735 |
| Primary Part Number | WPL588-09 |
| Item Name | Hazmat Equipment,special |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Manufacturer | New Pig Corporation |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| WPL588-09 PRIMARY | New Pig Corporation (USA) |
| Reference | Meaning |
|---|---|
| WPL251-9 | 5/9 Secondary reference New Pig Corporation |
| WPL251J SIZE9-9 1/2 | 5/9 Secondary reference New Pig Corporation |
NSN 4240-01-438-8735 is a Hazmat Equipment,special, manufactured by New Pig Corporation, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
NSN 4240-01-438-8735 has 1 manufacturer part number on file: WPL588-09 (New Pig Corporation).
Key specifications for WPL588-09: Criticality Code Justification: FEAT; Special Features: MAT'L WILL BE IN ACCORDANCE WITH NAVAL INVENTORY CONTROL POINT, MECHANICSBURG, ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. 1 specification is 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.