The Valve,check, cataloged under National Stock Number 4820-01-008-2918, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Strataflo Products, Inc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-01-008-2918 |
| Primary Part Number | 400-1 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Strataflo Products, Inc |
| Status | CANCELLED |
| Disk Loading Method | SPRING |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Media for Which Designed | STEAM SINGLE RESPONSE |
| Valve Operation Method | AUTOMATIC |
| Nominal Thread Size | 1.000 INCHES ALL ENDS IN |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Connection Style | PLAIN, OPTIONAL END (PIPE) ALL ENDS |
| Material | COPPER ALLOY BODY |
| Material | STEEL CORROSION RESISTING SEAT |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Thread Series Designator | NPT ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Flow Control Device | POPPET |
| Renewable Seat Ring Type | THREADED |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 400-1 PRIMARY | Strataflo Products, Inc (USA) |
| 400SIZE1IN | Strataflo Products, Inc (USA) |
| 100704 | Melley Industries Inc (USA) |
NSN 4820-01-008-2918 is a Valve,check, manufactured by Strataflo Products, Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-01-008-2918 has 3 cross-referenced part numbers: 400-1 (Strataflo Products, Inc), 400SIZE1IN (Strataflo Products, Inc), 100704 (Melley Industries Inc).
There are 10 known substitutes for 4820-01-008-2918: 3020-00-050-7709, 5310-00-190-2924, 5120-00-412-8112 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 400-1: Disk Loading Method: SPRING; Mounting Position: HORIZONTAL OR VERTICAL; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Media for Which Designed: STEAM SINGLE RESPONSE. 16 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-01-008-2918 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.