The Boots,disposable,special, cataloged under National Stock Number 4240-01-436-8860, 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. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4240-01-436-8860 |
| Primary Part Number | WPL583 |
| Item Name | Boots,disposable,special |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Manufacturer | New Pig Corporation |
| 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 |
|---|---|
| WPL583 PRIMARY | New Pig Corporation (USA) |
| SSB | Breg Oil Sponge International, Inc. Dba Breg Environmental (USA) |
| Reference | Meaning |
|---|---|
| WPL346 | 5/9 Secondary reference New Pig Corporation |
| SAF48700 | 5/9 Secondary reference Breg Oil Sponge International, Inc. Dba Breg Environmental |
| WPL346J | 5/9 Secondary reference New Pig Corporation |
NSN 4240-01-436-8860 is a Boots,disposable,special, manufactured by New Pig Corporation, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
NSN 4240-01-436-8860 has 2 manufacturer part numbers on file: WPL583 (New Pig Corporation), SSB (Breg Oil Sponge International, Inc. Dba Breg Environmental).
1 possible match (shared part number, not a government interchangeability claim): 8115-01-627-3039. Verify interchangeability with system specifications before substitution.
Key specifications for WPL583: End Item Identification: HAZMAT SPILL KITS. 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.