The Indicator,valve Opening, cataloged under National Stock Number 4820-01-337-4567, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Electric Boat Corporation Div General Dynamics Electric Boat. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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 | 4820-01-337-4567 |
| Primary Part Number | 4687407-0041 |
| Item Name | Indicator,valve Opening |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Electric Boat Corporation Div General Dynamics Electric Boat |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING CASE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4687407 | Naval Ship Systems Command (USA) |
| 207-6130961 ITEM 21 | Naval Sea Systems Command (USA) |
| 4687407-0041 PRIMARY | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
NSN 4820-01-337-4567 is a Indicator,valve Opening, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-337-4567 has 3 cross-referenced part numbers: 4687407 (Naval Ship Systems Command), 207-6130961 ITEM 21 (Naval Sea Systems Command), 4687407-0041 (Electric Boat Corporation Div General Dynamics Electric Boat).
There are 5 known substitutes for 4820-01-337-4567: 3010-01-491-8091, 3110-01-500-9688, 5365-01-515-1311 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4687407-0041: Material: STEEL CORROSION RESISTING CASE. 1 total characteristics are documented in the Federal Logistics Information System.