The Valve Assembly, cataloged under National Stock Number 4820-00-139-5425, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Newport Scientific, Inc.. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-139-5425 |
| Primary Part Number | G3-43 |
| Item Name | Valve Assembly |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Newport Scientific, Inc. |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| G3-43 | Newport Scientific, Inc. (USA) |
| 75050011703 | Newport Scientific, Inc. (USA) |
| 75050013103 | Newport Scientific, Inc. (USA) |
| G3-43CP | Naval Inventory Control Point Mechanicsburg (USA) |
NSN 4820-00-139-5425 is a Valve Assembly, manufactured by Newport Scientific, Inc., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-139-5425 has 4 cross-referenced part numbers: G3-43 (Newport Scientific, Inc.), 75050011703 (Newport Scientific, Inc.), 75050013103 (Newport Scientific, Inc.), G3-43CP (Naval Inventory Control Point Mechanicsburg).
There are 5 known substitutes for 4820-00-139-5425: 1650-00-123-0272, 5110-00-348-4778, 2805-00-360-7921 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for G3-43: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330. 2 total characteristics are documented in the Federal Logistics Information System.