The Control,flame Safeguard, cataloged under National Stock Number 4540-01-222-0303, is classified within Federal Supply Class 4540 (Waste Disposal Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Fireye Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4540-01-222-0303 |
| Primary Part Number | 70D40 |
| Item Name | Control,flame Safeguard |
| FSC / FSG | 4540 / 45 — Waste Disposal Equipment |
| Manufacturer | Fireye Inc |
| Status | ACTIVE |
| General Characteristics Item Description | SEMI-AUTOMATIC; 120V,50/60 CYCLE V |
| 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 |
|---|---|
| 70D40 PRIMARY | Fireye Inc (USA) |
| Reference | Meaning |
|---|---|
| 70D40 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 4540-01-222-0303 is a Control,flame Safeguard, manufactured by Fireye Inc, classified under FSC 4540, Waste Disposal Equipment. Status: active.
NSN 4540-01-222-0303 has 1 manufacturer part number on file: 70D40 (Fireye Inc).
1 possible match (shared part number, not a government interchangeability claim): 6625-01-238-0720. Verify interchangeability with system specifications before substitution.
Key specifications for 70D40: General Characteristics Item Description: SEMI-AUTOMATIC; 120V,50/60 CYCLE V. 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.