The Inflation Assembly,life Jacket, cataloged under National Stock Number 4220-00-012-3571, 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 Yamazery Comercio E Servicos Ltda - Epp. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4220-00-012-3571 |
| Primary Part Number | YAMAZERY ICSV-MIL |
| Item Name | Inflation Assembly,life Jacket |
| FSC / FSG | 4220 / 42 — Marine Lifesaving and Diving Equipment |
| Manufacturer | Yamazery Comercio E Servicos Ltda - Epp |
| Status | ACTIVE |
| General Characteristics Item Description | CAST ALUMINUM ALLOY,LEVER ACTUATED,DOUBLE CYLINDER TYPE,EQUIPED W/NYLON ROPE PULL FOR THD NICK CYLINDER W/SET SCREW LOCKS 2/GASKETS AND SAFETY WIRE O/A DIM,2.500 IN. LG,1.563 IN. W 1.000 IN. H IN |
| 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 |
|---|---|
| YAMAZERY ICSV-MIL | Yamazery Comercio E Servicos Ltda - Epp (BRA) |
| Reference | Meaning |
|---|---|
| 4220PL1339646 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 3M0DIFIED | 2/2 Government specification standardization U.S. Government activity |
| MIL-I-23145B | 4/1 Identification reference U.S. Government activity |
NSN 4220-00-012-3571 is a Inflation Assembly,life Jacket, manufactured by Yamazery Comercio E Servicos Ltda - Epp, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
NSN 4220-00-012-3571 has 1 manufacturer part number on file: YAMAZERY ICSV-MIL (Yamazery Comercio E Servicos Ltda - Epp).
Key specifications for YAMAZERY ICSV-MIL: General Characteristics Item Description: CAST ALUMINUM ALLOY,LEVER ACTUATED,DOUBLE CYLINDER TYPE,EQUIPED W/NYLON ROPE PULL FOR THD NICK CYLINDER W/SET SCREW LOCKS 2/GASKETS AND SAFETY WIRE O/A DIM,2.500 IN. LG,1.563 IN. W 1.000 IN. H IN. 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.