The Body,regulator,breathing Apparat, cataloged under National Stock Number 4220-01-192-7688, is classified within Federal Supply Class 4220 (Marine Lifesaving and Diving Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Msi-Defence Systems Ltd. The record lists 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Body,regulator,breathing Apparat |
| FSC / FSG | 4220 — Marine Lifesaving and Diving Equipment (FSG 42) |
| Manufacturers | Msi-Defence Systems Ltd (CAGE U7384); Midland Diving Equipment Limited (CAGE K8011); Engineering Control Supplies Limited (CAGE U8176) |
| Parameter | Value |
|---|---|
| NSN | 4220-01-192-7688 |
| Primary Part Number | DP11324 |
| Item Name | Body,regulator,breathing Apparat |
| FSC / FSG | 4220 / 42 — Marine Lifesaving and Diving Equipment |
| Manufacturer | Msi-Defence Systems Ltd |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| DP11324 | Msi-Defence Systems Ltd (GBR) |
| 1053-33 | Midland Diving Equipment Limited (GBR) |
| DP11323 | Msi-Defence Systems Ltd (GBR) |
| 1020-03 | Midland Diving Equipment Limited (GBR) |
| DP11323 | Engineering Control Supplies Limited (GBR) |
| Reference | Meaning |
|---|---|
| 1053-33 | 3/2 Design control — primary reference U.S. Government activity |
| 1053-33 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 4220-01-192-7688 is a Body,regulator,breathing Apparat, manufactured by Msi-Defence Systems Ltd, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
NSN 4220-01-192-7688 has 5 manufacturer part numbers on file: DP11324 (Msi-Defence Systems Ltd), 1053-33 (Midland Diving Equipment Limited), DP11323 (Msi-Defence Systems Ltd), 1020-03 (Midland Diving Equipment Limited), DP11323 (Engineering Control Supplies Limited).
4 possible matches (shared part number, not a government interchangeability claim): 5905-01-204-5736, 5365-01-307-7965, 3820-01-338-3595. Verify interchangeability with system specifications before substitution.
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.