The Jacket,diver's Suit, cataloged under National Stock Number 4220-01-441-1802, 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 Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4220-01-441-1802 |
| Primary Part Number | WRSJ312-ML |
| Item Name | Jacket,diver's Suit |
| FSC / FSG | 4220 / 42 — Marine Lifesaving and Diving Equipment |
| Manufacturer | Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla |
| Status | ACTIVE |
| Entrance Location | FRONT |
| Design Type | ONE-PIECE |
| Attached Cuffs | NOT INCLUDED |
| Size Designation | MEDIUM LONG |
| Leg Lacing Provision | NOT INCLUDED |
| Material | RUBBER CHLOROPRENE CLASS CR |
| Furnished Items and Quantity | BEAVER TAIL 1 AND BREAST PANELS 2 |
| 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 |
|---|---|
| FMNP452-4GL-ML | Harveys Skin Diving Suits Inc (USA) |
| 3462AS103-9 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| WRSJ312-ML PRIMARY | Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla (USA) |
| Reference | Meaning |
|---|---|
| 3462AS103 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 4220-01-441-1802 is a Jacket,diver's Suit, manufactured by Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
NSN 4220-01-441-1802 has 3 manufacturer part numbers on file: FMNP452-4GL-ML (Harveys Skin Diving Suits Inc), 3462AS103-9 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), WRSJ312-ML (Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla).
3 possible matches (shared part number, not a government interchangeability claim): 4220-01-441-1812, 4220-01-441-1847, 4220-01-441-1934. Verify interchangeability with system specifications before substitution.
Key specifications for WRSJ312-ML: Entrance Location: FRONT; Design Type: ONE-PIECE; Attached Cuffs: NOT INCLUDED; Size Designation: MEDIUM LONG. 7 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.