The Valve,stop-Check, cataloged under National Stock Number 4820-01-331-8670, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Pima Valve, Llc. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Item Name | Valve,stop-Check |
| FSC / FSG | 4820 — No Item Name Available (FSG 48) |
| Manufacturers | Pima Valve, Llc (CAGE 30263); Montreal Bronze Ltd Dba Les Fonderies De Bronze Montr?al (CAGE 38881) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-331-8670 |
| Primary Part Number | NB25221E-0000 |
| Item Name | Valve,stop-Check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Pima Valve, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| NB25221E-0000 | Pima Valve, Llc (USA) |
| NB25221E-0000 6INCH | Montreal Bronze Ltd Dba Les Fonderies De Bronze Montr?al (CAN) |
| NB25221E-0000 6INCH | Pima Valve, Llc (USA) |
NSN 4820-01-331-8670 is a Valve,stop-Check, manufactured by Pima Valve, Llc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-331-8670 has 3 cross-referenced part numbers: NB25221E-0000 (Pima Valve, Llc), NB25221E-0000 6INCH (Montreal Bronze Ltd Dba Les Fonderies De Bronze Montr?al), NB25221E-0000 6INCH (Pima Valve, Llc).
There are 9 known substitutes for 4820-01-331-8670: 4820-01-328-6261, 4820-01-329-3541, 4820-01-331-2910 and 6 more. Verify interchangeability with system specifications before substitution.