The Valve,check, cataloged under National Stock Number 4820-01-212-2573, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Admiral Valve Llc Dba Cpv Manufacturing. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-212-2573 |
| Primary Part Number | 680-6 PL-138-C |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Admiral Valve Llc Dba Cpv Manufacturing |
| Status | ACTIVE |
| Thread Series Designator | NPT ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Connection Type | THREADED EXTERNAL PIPE ALL ENDS |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Maximum Operating Temp | 225.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Nominal Thread Size | 1.250 INCHES ALL ENDS IN |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Flow Control Device | DISK |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Material | COPPER ALLOY BODY |
| Material | PLASTIC POLYAMIDE NYLON FLOW CONTROL DEVICE |
| Operating Pressure | 6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Style Designator | STRAIGHT THRU |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 680-6 PL-138-C PRIMARY | Admiral Valve Llc Dba Cpv Manufacturing (USA) |
| B3356 PL0138C | Admiral Valve Llc Dba Cpv Manufacturing (USA) |
| B3356 | Admiral Valve Llc Dba Cpv Manufacturing (USA) |
NSN 4820-01-212-2573 is a Valve,check, manufactured by Admiral Valve Llc Dba Cpv Manufacturing, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-212-2573 has 3 cross-referenced part numbers: 680-6 PL-138-C (Admiral Valve Llc Dba Cpv Manufacturing), B3356 PL0138C (Admiral Valve Llc Dba Cpv Manufacturing), B3356 (Admiral Valve Llc Dba Cpv Manufacturing).
There are 3 known substitutes for 4820-01-212-2573: 4820-01-252-7817, 4820-01-277-9065, 5365-01-317-4291. Verify interchangeability with system specifications before substitution.
Key specifications for 680-6 PL-138-C: Thread Series Designator: NPT ALL ENDS; Valve Operation Method: AUTOMATIC; Connection Type: THREADED EXTERNAL PIPE ALL ENDS; Connection Style: PLAIN (PIPE) ALL ENDS. 14 total characteristics are documented in the Federal Logistics Information System.