The Tank Protective Net, cataloged under National Stock Number 4220-01-507-0702, 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 Underwater Diving Inc Dba Trident. Government technical data includes 2 specifications, 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 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 | 4220-01-507-0702 |
| Primary Part Number | TA66 |
| Item Name | Tank Protective Net |
| FSC / FSG | 4220 / 42 — Marine Lifesaving and Diving Equipment |
| Manufacturer | Underwater Diving Inc Dba Trident |
| Status | ACTIVE |
| Overall Diameter | 8.000 INCHES NOMINAL IN |
| Color | GREEN OR BLACK OR YELLOW OR BLUE |
| 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 |
|---|---|
| TA66 PRIMARY | Underwater Diving Inc Dba Trident (USA) |
NSN 4220-01-507-0702 is a Tank Protective Net, manufactured by Underwater Diving Inc Dba Trident, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
NSN 4220-01-507-0702 has 1 manufacturer part number on file: TA66 (Underwater Diving Inc Dba Trident).
1 possible match (shared part number, not a government interchangeability claim): 6650-01-606-8651. Verify interchangeability with system specifications before substitution.
Key specifications for TA66: Overall Diameter: 8.000 INCHES NOMINAL IN; Color: GREEN OR BLACK OR YELLOW OR BLUE; Special Features: DURABLE TIGHT DIAMOND WEAVE;FOR EASE OF INSTALLATION PREHEAT WITH WARM WATER AND USE LIQUID SOAP; Part Name Assigned by Controlling Agency: TANK PROTECTIVE MESH. 2 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.