The Compensator,buoyancy,diver's, cataloged under National Stock Number 4220-01-554-2420, is classified within Federal Supply Class 4220 (Marine Lifesaving and Diving Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4220-01-554-2420 |
| Item Name | Compensator,buoyancy,diver's |
| FSC / FSG | 4220 / 42 — Marine Lifesaving and Diving Equipment |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 3770-94 | 3/9 Design control — primary reference U S Divers Co Aqua Lung Div |
| 3770-94 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4220-01-554-2420 is a Compensator,buoyancy,diver's, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
Key specifications for 4220-01-554-2420: Special Features: BDWSL-LBUOYANCY COMPENSATOR, LARGE HT. 5'10"-6'3", WT. 190-235 LBS, WAIST 44-48"; 3 DIMENSIONAL LOW PROFILE SINGLE BAG MOUNT 50 LB AIR CELL; SWIVELQUICK RELEASE BUCKLES; SURE LOCK WEIGHT RELEASE SYSTEM LBS; End Item Identification: BELGIAN ARMY. 0 specifications are 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.