The Disk,valve, cataloged under National Stock Number 4820-01-319-1975, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Aqualung Usa, Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-319-1975 |
| Primary Part Number | 7700-21 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Aqualung Usa, Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-319-1975 is a Disk,valve, manufactured by Aqualung Usa, Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-319-1975 has 2 cross-referenced part numbers: 7700-21 (Aqualung Usa, Inc), 7700-21 (U S Divers Co Aqua Lung Div).
There is 1 known substitute for 4820-01-319-1975: 2530-01-130-3366. Verify interchangeability with system specifications before substitution.
Key specifications for 7700-21: End Item Identification: 4220-01-005-0773,BUOYANCY COMPENSATOR. 1 total characteristics are documented in the Federal Logistics Information System.