The Lens,diver's Helmet, cataloged under National Stock Number 4220-01-664-4181, is classified within Federal Supply Class 4220 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4220-01-664-4181 |
| Primary Part Number | 810-151 |
| Item Name | Lens,diver's Helmet |
| FSC / FSG | 4220 / 42 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 810-151 | Morgan Diving Corp (USA) |
| 810-151ED | Naval Inventory Control Point Mechanicsburg (USA) |
| 810-151 PRIMARY | Naval Sea Systems Command (USA) |
| 6914580 FIND 18 | Naval Sea Systems Command (USA) |
| 810-151 | Mission Systems Davenport Inc. (USA) |
| 6914580 FIND 18ED | Naval Inventory Control Point Mechanicsburg (USA) |
NSN 4220-01-664-4181 is a Lens,diver's Helmet, manufactured by Naval Sea Systems Command, classified under FSC 4220 (No Item Name Available). Status: active.
NSN 4220-01-664-4181 has 6 cross-referenced part numbers: 810-151 (Morgan Diving Corp), 810-151ED (Naval Inventory Control Point Mechanicsburg), 810-151 (Naval Sea Systems Command), 6914580 FIND 18 (Naval Sea Systems Command), 810-151 (Mission Systems Davenport Inc.) and 1 more.
There are 6 known substitutes for 4220-01-664-4181: 5930-00-229-3370, 5820-00-956-9769, 5905-01-221-9580 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 810-151: Criticality Code Justification: FEAT; Part Name Assigned by Controlling Agency: LENS, GASKET, LEFT; Special Features: EXPLOSIVE ORDNANCE DISPOSAL (EOD) TOOLS/EQUIPMENT. 3 total characteristics are documented in the Federal Logistics Information System.